All tools

Use 2×2 Determinant Calculator locally in your browser.

Use 2×2 Matrix Addition Calculator locally in your browser.

Use 2×2 Matrix Multiplication Calculator locally in your browser.

Use 2D Distance Calculator locally in your browser.

Use 3×3 Determinant Calculator locally in your browser.

Use 3D Distance Calculator locally in your browser.

Use Absolute Value Calculator locally in your browser.

Convert Absorbance Converter locally.

Use Absorbed Dose Converter locally in your browser.

Convert Absorbed Dose Rate Converter units locally in your browser.

Use Acceleration Converter locally in your browser.

Convert Acoustic Admittance Converter units locally in your browser.

Convert Acoustic Impedance Converter units locally in your browser.

Use Acronym Generator locally in your browser.

Convert Activity Concentration Converter units locally.

Calculate precise age from a date of birth.

Convert Aggregate Mass Converter locally in your browser.

Convert Air Exchange Rate Converter locally in your browser.

Convert Airflow Velocity Converter locally in your browser.

Convert Alcohol by Volume Converter locally in your browser.

Convert Alcohol Proof Converter locally in your browser.

Convert Altitude Converter locally in your browser.

Use Amount of Substance Converter locally in your browser.

Use Anagram Checker locally in your browser.

Use Angle Converter locally in your browser for an immediate result.

Convert Angular Acceleration Converter units locally in your browser.

Convert Angular Impulse Converter locally in your browser.

Convert Angular Momentum Converter units locally in your browser.

Use Angular Velocity Converter locally in your browser.

Calculate inclusive days between two anniversary dates.

Calculate compound annualized return from start and end value.

Use Annulus Calculator locally in your browser.

Generate an Apache 301 Redirect directive.

Convert API Gravity Converter locally in your browser.

Convert Apparent Power Converter locally in your browser.

Calculate appliance energy cost for a period.

Use Arc Length Calculator locally in your browser.

Convert square units, acres and hectares.

Use Area Density Converter locally in your browser.

Use Arithmetic Sequence Calculator locally in your browser.

Use Armstrong Number Checker locally in your browser.

Calculate average revenue per user.

Use ASCII to Text Converter locally in your browser.

Calculate an image aspect ratio from width and height.

Convert Astronomical Distance Converter units locally.

Convert Astronomical Mass Converter units locally.

Convert Astronomical Radius Converter units locally.

Calculate attendance percentage from attended and held classes.

Estimate audio file size from bitrate and duration.

Calculate sample count from duration and sample rate.

Use Average Calculator locally in your browser for an immediate result.

Calculate average donation from total raised and donor count.

Calculate average marks per subject.

Calculate average order value from revenue and orders.

Convert Aviation Altitude Converter locally in your browser.

Convert Aviation Fuel Converter locally in your browser.

Convert Aviation Speed Converter locally in your browser.

Calculate water weight from flour and hydration percentage.

Calculate an ingredient weight from flour and baker percentage.

Convert Baking Weight Converter locally in your browser.

Calculate bar duration from BPM and beats per bar.

Encode plain text to Base64 or decode it safely.

Convert Battery Capacity Converter locally in your browser.

Convert Battery Energy Converter locally in your browser.

Use Battery Runtime Calculator locally in your browser.

Convert Baumé Scale Converter locally in your browser.

Use Bearing Calculator locally in your browser.

Convert Beer Volume Converter locally in your browser.

Convert Bicycle Speed Converter locally in your browser.

Calculate the percentage of available time spent on billable work.

Use Binary Calculator locally in your browser.

Calculate days until the next birthday.

Calculate body mass index using metric or US measurements.

Convert Board Foot Converter locally in your browser.

Convert Boiler Power Converter locally in your browser.

Generate booklet print page order for page counts divisible by four.

Use Border Radius Generator locally in your browser.

Calculate bounce rate from single-page sessions and total sessions.

Calculate boxes needed from items and box capacity.

Use Box Shadow Generator locally in your browser.

Calculate milliseconds per beat from BPM.

Calculate planned break time from work intervals.

Use Break-Even Calculator locally in your browser for a fast result.

Convert Bridge Load Converter locally in your browser.

Convert Brix Converter locally in your browser.

Convert Buffer Capacity Converter locally.

Convert Bulk Modulus Converter units locally.

Use Buoyancy Force Calculator locally in your browser.

Calculate average monthly cash burn.

Use Business Days Calculator locally in your browser for a fast result.

Convert bytes, KB, MB, GB, TB and binary units.

Convert Cable Current Rating Converter locally in your browser.

Convert Cable Length Converter locally in your browser.

Use Caesar Cipher locally in your browser.

Generate a Google Calendar event template link.

Convert Calibration Current Converter locally.

Convert Calibration Flow Converter locally.

Convert Calibration Frequency Converter locally.

Convert Calibration Humidity Converter locally.

Convert Calibration Length Converter locally.

Convert Calibration Pressure Converter locally.

Convert Calibration Temperature Difference Converter locally.

Convert Calibration Torque Converter locally.

Convert Calibration Voltage Converter locally.

Convert Calibration Weight Converter locally.

Convert Camera Focal Length Converter locally in your browser.

Generate a canonical link tag from a page URL.

Use Capacitance Converter locally in your browser.

Convert Capacitor Energy Converter locally in your browser.

Convert Carbon Intensity Converter locally in your browser.

Calculate cargo density from weight and volume.

Local converter

Convert text to upper, lower, title, camel or snake case.

Calculate cash runway from available cash and monthly burn.

Use Catalytic Activity Converter locally in your browser.

Convert Catalytic Concentration Converter units locally in your browser.

Convert Catalytic Efficiency Converter units locally.

Estimate catering cost from guest count and unit price.

Convert Cell Density Converter locally.

Convert Cement Mass Converter locally in your browser.

Convert Centrifugal Force Converter locally.

Convert Centrifuge Speed Converter locally.

Use Centripetal Force Calculator locally in your browser.

Count characters with and without spaces, plus words and lines.

Use Character Frequency Counter locally in your browser.

Convert Chemical Dose Converter locally in your browser.

Convert Chlorine Concentration Converter locally in your browser.

Use Chord Length Calculator locally in your browser.

Convert Chromatography Flow Converter locally.

Use Circle Calculator locally in your browser.

Use Circle Sector Calculator locally in your browser.

Estimate a rank from class size and students below.

Calculate click-through rate from clicks and impressions.

Convert Clinical Pressure Converter locally.

Convert Coating Thickness Converter locally in your browser.

Calculate water quantity from coffee weight and brew ratio.

Convert Coffee Volume Converter locally in your browser.

Use Coin Flipper locally in your browser.

Use Color Contrast Checker locally in your browser for an immediate result.

Convert a HEX color to RGB and HSL formats.

Use Color Palette Generator locally in your browser.

Convert Color Temperature Converter locally in your browser.

Use Combination Calculator locally in your browser.

Use Commission Calculator locally in your browser for a fast result.

Use Complex Number Addition Calculator locally in your browser.

Use Complex Number Multiplication Calculator locally in your browser.

Estimate compost bags from area, depth and bag volume.

Project savings growth with recurring contributions.

Convert Compressed Air Volume Converter locally in your browser.

Calculate concrete volume for a rectangular slab.

Convert Concrete Volume Converter locally in your browser.

Convert Conductivity Temperature Coefficient Converter locally in your browser.

Use Cone Calculator locally in your browser.

Use Cone Frustum Calculator locally in your browser.

Calculate cargo volume as a container fill rate.

Convert Container Volume Converter locally in your browser.

Generate a starter Content Security Policy header.

Calculate conversion rate from conversions and visitor count.

Use Cooking Measurement Converter locally in your browser for an immediate result.

Convert Cooking Volume Converter locally in your browser.

Convert Cooling Load Converter locally in your browser.

Use Coordinate Triangle Area Calculator locally in your browser.

Use Correlation Calculator locally in your browser.

Calculate marketing cost per lead from spend and lead count.

Calculate cost per click.

Calculate cost per thousand impressions.

Use Credit Card Validator locally in your browser.

Convert Crop Yield Converter locally in your browser.

Generate CSS animation duration and delay declarations.

Generate a CSS aspect-ratio declaration from width and height.

Use CSS Clamp Generator locally in your browser.

Generate CSS multi-column layout declarations.

Generate a CSS container-query template.

Minify an uploaded CSS file locally.

Generate a CSS font-family stack.

Use CSS Formatter locally in your browser.

Use CSS Gradient Generator locally in your browser.

Use CSS Grid Generator locally in your browser.

Generate a CSS letter-spacing declaration.

Generate a CSS line-height declaration.

Generate a CSS media query from a width range.

Remove safe whitespace and comments from CSS.

Generate a CSS object-fit declaration.

Generate a validated CSS opacity declaration.

Generate a visible CSS outline declaration.

Generate CSS scroll-snap declarations.

Generate CSS for a sticky element with top offset.

Generate a CSS text-shadow declaration.

Use CSS Transform Generator locally in your browser.

Use CSS Unit Converter locally in your browser.

Generate a CSS z-index declaration with positioning.

Use CSV Column Extractor locally in your browser.

Remove one selected CSV column locally and download the result.

Rename one CSV column without changing its data.

Use CSV Delimiter Converter locally in your browser.

Use CSV Duplicate Row Remover locally in your browser.

Remove completely empty rows from a CSV file in your browser.

Clean a CSV file locally by trimming surrounding whitespace, removing blank rows and dropping trailing empty columns.

Remove duplicate data rows from an uploaded CSV file.

Merge matching CSV files in your browser and download one combined file.

Create a smaller first-row sample from an uploaded CSV file.

Find rows containing text in a CSV file and download the matches.

Sort an uploaded CSV file by a selected column.

Split a CSV file into smaller downloadable files without uploading it.

Export an uploaded CSV as an accessible HTML table file.

Convert an uploaded CSV file with headers to a JSON download.

Turn an uploaded CSV into a downloadable Markdown table.

Check whether every CSV row has a consistent number of columns.

Replace all CSV column headers and download the updated file.

Use CSV Header Extractor locally in your browser.

Use CSV Row Filter locally in your browser.

Use CSV Sorter locally in your browser.

Convert simple CSV data into JSON locally.

Use CSV to Markdown Table locally in your browser.

Use CSV Transpose Tool locally in your browser.

Use Cube Root Calculator locally in your browser.

Convert Culture Volume Converter locally.

Calculate converted amount from an entered exchange rate.

Convert Current Density Converter units locally in your browser.

Calculate customer acquisition cost from sales and marketing spend.

Calculate customer churn rate.

Estimate simplified customer lifetime value.

Calculate customer retention rate.

Use Cylinder Calculator locally in your browser.

Calculate daily spending budget from total trip funds.

Use Data Transfer Rate Converter locally in your browser for an immediate result.

Date Add & Subtract

Calculate days between two selected dates.

Use Day of Week Calculator locally in your browser for a fast result.

Days Between Dates

Calculate the days in a selected Gregorian month.

Calculate calendar days remaining until a future date.

Calculate the tasks per day needed to finish before a deadline.

Estimate debt payoff months without additional interest.

Calculate debt-to-income ratio from monthly debts and gross income.

Use Decimal Codes to Text Converter locally in your browser.

Use Decimal to Fraction Converter locally in your browser.

Local converter

Use Density Converter locally in your browser.

Use Density, Mass and Volume Calculator locally in your browser.

Use Dice Roller locally in your browser.

Convert Diffusion Coefficient Converter units locally.

Calculate dimensional weight from package dimensions and divisor.

Calculate sale price and savings from an original price and discount.

Convert Disinfectant Concentration Converter locally.

Convert Dissolved Oxygen Converter locally in your browser.

Convert DNA Concentration Converter locally.

Convert Dosage Mass Converter locally.

Calculate a home down payment as a percentage of price.

Convert Drilling Fluid Density Converter locally in your browser.

Convert Drilling Rate Converter locally in your browser.

Use Duplicate Paragraph Remover locally in your browser.

Use Duplicate Word Finder locally in your browser.

Convert Duty Cycle Converter locally in your browser.

Convert Dynamic Pressure Converter units locally in your browser.

Use Dynamic Viscosity Converter locally in your browser.

Convert Elastic Modulus Converter units locally.

Use Electric Charge Converter locally in your browser.

Use Electric Current Converter locally in your browser.

Convert Electric Dipole Moment Converter units locally in your browser.

Convert Electric Field Strength Converter units locally in your browser.

Convert Electric Flux Converter units locally in your browser.

Convert Electric Permittivity Converter units locally in your browser.

Use Electric Power Calculator locally in your browser.

Convert Electrical Admittance Converter units locally in your browser.

Use Electrical Conductance Converter locally in your browser.

Use Electrical Conductivity Converter locally in your browser.

Convert Electrical Efficiency Converter locally in your browser.

Convert Electrical Energy Converter locally in your browser.

Use Electrical Resistance Converter locally in your browser.

Convert Electrical Resistivity Converter units locally in your browser.

Estimate emissions from electricity use and a chosen factor.

Calculate electricity cost from appliance power, usage and rate.

Convert Elevation Converter locally in your browser.

Use Ellipse Calculator locally in your browser.

Use Email Extractor locally in your browser for a fast, copyable result.

Keep unique valid-looking email addresses from a text file.

Calculate email open rate from opens and delivered emails.

Use Email Validator locally in your browser for an immediate result.

Calculate an emergency-fund target from expenses and cover months.

Convert Emission Factor Converter locally in your browser.

Use Emoji Remover locally in your browser for a fast result.

Convert joules, calories, kilocalories and kilowatt-hours.

Calculate average energy cost per kWh from a bill.

Calculate social engagement rate from engagements and followers.

Convert Entropy Converter units locally in your browser.

Convert Enzyme Activity Converter locally.

Convert Equivalent Dose Converter units locally in your browser.

Calculate EV charging cost from energy added and rate.

Calculate total event cost from key budget categories.

Add a contingency percentage to an event budget.

Calculate event budget per guest.

Estimate event staff needed from guest-to-staff ratio.

Use Exponent Calculator locally in your browser.

Use Factor Calculator locally in your browser.

Use Factorial Calculator locally in your browser.

Generate FAQPage structured data for one question and answer.

Generate an HTML favicon link tag.

Convert Feed Rate Converter locally in your browser.

Estimate fence panels from length and panel width.

Calculate fertilizer quantity from area and application rate.

Convert Fertilizer Rate Converter locally in your browser.

Use Fibonacci Calculator locally in your browser.

Convert Film Thickness Converter locally in your browser.

Convert Filtration Rate Converter locally in your browser.

Calculate the remaining score needed to reach a target grade.

Find and replace text with optional case sensitivity.

Use Flexbox Generator locally in your browser.

Convert Flooring Area Converter locally in your browser.

Estimate flooring packs from room area and waste allowance.

Use Flow Rate Converter locally in your browser.

Convert Focal Length Converter units locally.

Calculate total time for repeated focus cycles and breaks.

Use Force Converter locally in your browser.

Check pasted HTML for unlabeled form controls.

Use Fraction Calculator locally in your browser for an immediate result.

Convert Fracture Energy Converter units locally.

Use Free Fall Calculator locally in your browser.

Calculate the hourly rate needed to cover an income target, expenses and billable time.

Calculate freight cost per kilogram.

Convert Freight Volume Converter locally in your browser.

Convert Freight Weight Converter locally in your browser.

Use Frequency Converter locally in your browser.

Convert Frequency Response Converter locally in your browser.

Estimate trip fuel use and cost using distance, efficiency and fuel price.

Use Fuel Efficiency Converter locally in your browser.

Convert Fuse Current Converter locally in your browser.

Calculate rectangular garden-bed area.

Estimate mulch bags for a garden area.

Estimate harvest yield from plants and yield per plant.

Convert Gas Flow Converter locally in your browser.

Use GCD Calculator locally in your browser.

Convert Gear Module Converter locally in your browser.

Use Gear Ratio Calculator locally in your browser.

Calculate generator fuel cost.

Convert Generator Power Converter locally in your browser.

Use Geometric Sequence Calculator locally in your browser.

Convert Geopotential Height Converter locally in your browser.

Convert Geothermal Gradient Converter locally in your browser.

Generate a Google Maps search link from an address.

Calculate a credit-weighted GPA on a standard 4.0 scale.

Convert GPS Distance Converter locally in your browser.

Calculate a percentage score from points earned and possible.

Calculate grade points per credit.

Convert Grain Mass Converter locally in your browser.

Convert Grain Volume Converter locally in your browser.

Calculate seed quantity from area and seed rate.

Estimate gravel bags from area, depth and bag size.

Use Gravitational Potential Energy Calculator locally in your browser.

Calculate grocery subtotal from unit price and quantity.

Use Hashtag Extractor locally in your browser for a fast result.

Check pasted HTML for heading hierarchy issues.

Convert Heat Capacity Converter units locally in your browser.

Use Heat Energy Calculator locally in your browser.

Convert Heat Flux Density Converter units locally in your browser.

Convert Heat Transfer Coefficient Converter units locally.

Convert Heating Load Converter locally in your browser.

Use Hemisphere Calculator locally in your browser.

Use Hexadecimal Calculator locally in your browser.

Calculate hotel cost from nightly rate, nights and rooms.

Use Hourly Wage Calculator locally in your browser for a fast result.

Generate an hreflang alternate link tag.

Use HTML Attribute Extractor locally in your browser.

Generate an HTML definition list from terms and definitions.

Encode HTML safely or decode HTML entities locally.

Look up a character’s Unicode and HTML numeric entity.

Extract readable text from an uploaded HTML file.

Check pasted HTML for basic page landmarks.

Check pasted HTML for a document language attribute.

Generate an HTML hyperlink from URL and anchor text.

Use HTML List Generator locally in your browser.

Use HTML Table Generator locally in your browser.

Use HTML Tag Stripper locally in your browser for a fast result.

Check pasted HTML for a document title.

Use HTTP Status Code Lookup locally in your browser for an immediate result.

Convert HVAC Airflow Converter locally in your browser.

Convert HVAC Duct Area Converter locally in your browser.

Convert Hydraulic Conductivity Converter units locally.

Convert Hydraulic Loading Rate Converter locally in your browser.

Use IBAN Validator locally in your browser.

Use Ideal Gas Law Calculator locally in your browser.

Check pasted HTML iframes for titles.

Use Illuminance Converter locally in your browser.

Check pasted HTML for images without alt attributes.

Flatten transparent image regions onto a chosen background color.

Apply a light blur to an uploaded image.

Add a colored border to an uploaded image.

Apply a brightness adjustment to an uploaded image.

Replace a selected similar color in a local image.

Re-encode a local image as a quality-adjustable JPEG.

Combine up to 30 local images in a downloadable contact sheet.

Apply a contrast adjustment to an uploaded image.

Calculate a maximum crop dimension for a target aspect ratio.

Create a centered square crop from an uploaded image.

Apply two selected colors to a local image.

Flip an uploaded image horizontally and download PNG.

Flip an uploaded image vertically and download PNG.

Create a grayscale PNG from an uploaded image.

Inspect image dimensions, type and file size locally.

Invert colors in an uploaded image.

Create a block mosaic effect from a local image.

Adjust image alpha and download a transparent PNG.

Pixelate a local image using Canvas.

Resize an uploaded image and download a PNG copy.

Rotate an uploaded image and download a PNG copy.

Apply transparent rounded corners to a local image.

Apply a sepia effect to an uploaded image.

Create a proportionally resized local PNG thumbnail.

Apply a selected tint color to a local image.

Convert a browser-supported local image to JPEG with selectable quality.

Convert a browser-supported image to PNG locally.

Convert a browser-supported local image to WebP with selectable quality.

Create a black-and-white threshold image locally.

Add text watermark to an uploaded image.

Use Impulse Calculator locally in your browser.

Convert Incubator Temperature Difference Converter locally.

Use Inductance Converter locally in your browser.

Convert Inductance per Length Converter units locally in your browser.

Convert Inductor Energy Converter locally in your browser.

Estimate inflation-adjusted purchasing power using a chosen rate.

Convert Infusion Rate Converter locally.

Calculate ingredient cost from package price and amount used.

Use Initials Extractor locally in your browser.

Calculate annual inventory carrying cost.

Calculate inventory turnover from cost of goods sold and average inventory.

Local converter

Calculate total invitation cost.

Calculate an invoice total after discount and tax.

Convert Ionic Strength Converter units locally.

Use IP Address Validator locally in your browser for an immediate result.

Convert Irradiance Converter units locally in your browser.

Convert Irrigation Rate Converter locally in your browser.

Use ISBN Validator locally in your browser.

Estimate itinerary duration from activities and breaks.

Use JavaScript String Escaper locally in your browser for a fast result.

Use JSON Array Inspector locally in your browser.

Filter objects in a JSON array file by a property value.

Sort objects in a JSON array file by a selected property.

Compare two local JSON files for equal values.

Format an uploaded JSON file for readable indentation.

List the top-level keys used by a JSON file.

Merge JSON array files locally into one download.

Minify an uploaded JSON file and download the compact result.

Split a JSON array file into smaller downloadable files.

Inspect whether a JSON file is an array, object, or scalar value.

Convert a JSON array of objects file into a downloadable CSV.

Validate an uploaded JSON file without sending it to a server.

Format, minify and validate JSON with useful errors.

Find all matching key paths in local JSON.

Use JSON Key Lister locally in your browser.

Rename a key throughout a local JSON document.

Use JSON Path Extractor locally in your browser.

Convert a JSON array of objects into CSV locally.

Use JSON to Markdown Table locally in your browser.

Extract top-level keys from a local JSON file.

Use JSON Validator locally in your browser.

Decode JWT header and payload locally without verifying its signature.

Use Keyword Density Checker locally in your browser.

Use Kinematic Viscosity Converter locally in your browser.

Use Kinetic Energy Calculator locally in your browser.

Use Kite Calculator locally in your browser.

Convert Laboratory Conductance Converter locally.

Convert Laboratory Conductivity Converter locally.

Convert Laboratory Energy Converter locally.

Convert Laboratory Force Converter locally.

Convert Laboratory Mass Converter locally.

Convert Laboratory Pressure Converter locally.

Convert Laboratory Speed Converter locally.

Convert Laboratory Temperature Difference Converter locally.

Convert Laboratory Time Converter locally.

Convert Laboratory Viscosity Converter locally.

Convert Laboratory Volume Converter locally.

Convert Land Area Converter locally in your browser.

Convert Land Slope Converter locally in your browser.

Convert Laser Power Density Converter locally in your browser.

Calculate litres of water from lawn area and depth.

Use LCM Calculator locally in your browser.

Use Leap Year Checker locally in your browser for a fast result.

Calculate remaining leave days from allowance and usage.

Use LED Resistor Calculator locally in your browser.

Estimate annual energy savings from changing bulbs.

Convert Lens Power Converter units locally.

Use Letter Frequency Counter locally in your browser.

Count total, blank and non-empty lines in text.

Use Line Filter locally in your browser for a fast, copyable result.

Add sequential numbers to text lines or code.

Use Line Prefix and Suffix Adder locally in your browser.

Convert Linear Charge Density Converter units locally in your browser.

Use Linear Density Converter locally in your browser.

Use Linear Regression Calculator locally in your browser.

Use Linear Thermal Expansion Calculator locally in your browser.

Check pasted HTML for unclear link text.

Convert Livestock Weight Converter locally in your browser.

Local converter

Calculate rectangular cargo volume.

Estimate monthly loan payments and total interest.

Use Logarithm Calculator locally in your browser.

Generate clean placeholder paragraphs for designs and drafts.

Calculate remaining luggage capacity against an allowance.

Convert Lumber Length Converter locally in your browser.

Use Luminance Converter locally in your browser.

Convert Luminance Density Converter locally in your browser.

Convert Luminous Exposure Converter units locally.

Use Luminous Flux Converter locally in your browser.

Convert Luminous Intensity Converter units locally in your browser.

Use MAC Address Validator locally in your browser for an immediate result.

Use Magnetic Field Converter locally in your browser.

Convert Magnetic Field Strength Converter units locally in your browser.

Use Magnetic Flux Converter locally in your browser.

Convert Magnetic Moment Converter units locally in your browser.

Convert Magnetic Permeability Converter units locally in your browser.

Convert Magnetic Reluctance Converter units locally in your browser.

Convert Magnetomotive Force Converter units locally in your browser.

Generate a mailto HTML link with an encoded subject.

Convert Map Scale Converter locally in your browser.

Convert Marine Fuel Volume Converter locally in your browser.

Use Markdown Checklist Generator locally in your browser.

Convert an uploaded Markdown file to an HTML download.

Use Markdown Image Generator locally in your browser.

Use Markdown Link Generator locally in your browser.

Use Markdown Table Generator locally in your browser.

Calculate selling price and gross margin from cost and markup.

Convert Mass Concentration Converter units locally in your browser.

Use Mass Flow Rate Converter locally in your browser.

Convert Mass Transfer Coefficient Converter units locally.

Calculate meal cost per person.

Convert Mechanical Efficiency Converter locally in your browser.

Check pasted HTML video markup for captions tracks.

Use Median Calculator locally in your browser for an immediate result.

Convert Medical Gas Flow Converter locally.

Estimate the employment cost of a meeting from attendees, rate and duration.

Calculate megapixels from image dimensions.

Generate a delayed meta refresh redirect tag.

Use Meta Tag Generator locally in your browser.

Calculate milliseconds per metronome subdivision.

Convert Micropipette Volume Converter locally.

Convert Microscopy Magnification Converter locally.

Convert Microscopy Scale Converter locally.

Use Midpoint Calculator locally in your browser.

Convert Milk Volume Converter locally in your browser.

Calculate BPM from milliseconds per beat.

Convert Mineral Density Converter locally in your browser.

Convert Mineral Hardness Converter locally in your browser.

Use Mode Calculator locally in your browser.

Use Modulo Calculator locally in your browser.

Convert Moisture Content Converter units locally.

Convert Molal Concentration Converter units locally in your browser.

Convert Molar Conductivity Converter units locally.

Convert Molar Energy Converter units locally.

Convert Molar Entropy Converter units locally.

Convert Molar Flow Rate Converter units locally in your browser.

Use Molar Mass Converter locally in your browser.

Convert Molar Volume Converter units locally in your browser.

Use Molarity Converter locally in your browser.

Use Moment of Inertia Converter locally in your browser.

Use Momentum Calculator locally in your browser.

Estimate monthly electricity cost from daily use and rate.

Use Morse Code Translator locally in your browser for a fast result.

Convert Mortar Volume Converter locally in your browser.

Estimate mulch bags from area, depth and bag size.

Use N-Gram Generator locally in your browser.

Use NATO Phonetic Alphabet Converter locally in your browser.

Calculate NPS from promoter, detractor and response counts.

Convert Neutron Cross Section Converter units locally.

Generate an Nginx permanent redirect rule.

Number Base Converter

Use Number Extractor locally in your browser for a fast result.

Use Number to Words Converter locally in your browser.

Convert Ocean Depth Converter locally in your browser.

Use Octal Calculator locally in your browser.

Use Ohm’s Law Calculator locally in your browser.

Calculate operating margin from income and revenue.

Convert Optical Density Converter units locally.

Convert Optical Power Converter units locally.

Calculate labour cost for order handling.

Convert Ore Grade Converter locally in your browser.

Convert Osmolality Converter units locally.

Convert Osmolarity Converter units locally.

Convert Osmotic Pressure Converter locally.

Use Overtime Pay Calculator locally in your browser for a fast result.

Convert Oxygen Volume Converter locally.

Local converter

Estimate paint litres from wall area, coverage and coats.

Convert Paint Coverage Converter locally in your browser.

Convert Paint Volume Converter locally in your browser.

Check whether text reads the same backwards.

Calculate pallets needed from load weight and capacity.

Local converter

Local converter

Estimate total paper weight from dimensions, gsm and page count.

Convert Paper Weight Converter locally in your browser.

Count paragraphs and non-empty blocks of text.

Use Paragraph Sorter locally in your browser.

Use Parallelogram Calculator locally in your browser.

Local converter

Convert Particle Concentration Converter locally.

Convert Particle Fluence Converter units locally.

Convert Particle Flux Converter units locally.

Convert Particle Size Converter units locally.

Compare marks percentage with a pass threshold.

Generate strong passwords locally with configurable characters.

Assess password strength locally without saving it.

Calculate dry pasta quantity for a group.

Use Pay Raise Calculator locally in your browser.

Calculate printable page area after selected margins.

Choose portrait or landscape from page dimensions.

Generate a valid consecutive PDF print page range.

Show standard PDF and print paper dimensions in millimetres and inches.

Estimate PDF printing cost from pages, copies and cost per page.

Use Pendulum Period Calculator locally in your browser.

Find a percentage, percentage change, or reverse percentage.

Calculate the percentage difference between two values.

Calculate the percentage increase from an old value to a new value.

Use Percentile Calculator locally in your browser.

Use Perfect Number Checker locally in your browser.

Convert Permeability Coefficient Converter units locally.

Use Permutation Calculator locally in your browser.

Convert pH Converter locally in your browser.

Convert Pharmaceutical Volume Converter locally.

Convert Phase Angle Converter locally in your browser.

Use Phone Number Formatter locally in your browser.

Estimate how many photo files fit in available storage.

Convert Photographic Exposure Converter locally in your browser.

Convert Pipe Diameter Converter locally in your browser.

Convert Pipe Flow Capacity Converter locally in your browser.

Convert Pipe Pressure Converter locally in your browser.

Convert Pipe Velocity Converter locally in your browser.

Convert Pixel Pitch Converter locally in your browser.

Estimate cylindrical plant-pot volume.

Estimate plant count from bed area and square spacing.

Convert Plato Converter locally in your browser.

Calculate adjusted listening time at a chosen playback speed.

Estimate playlist duration from track count and average length.

Estimate podcast file size from bitrate and duration.

Convert Poisson’s Ratio Converter units locally.

Convert Porosity Converter units locally.

Use Power Converter locally in your browser for an immediate result.

Convert Power Factor Converter locally in your browser.

Calculate pixels per inch from image pixels and print width.

Use Pressure Converter locally in your browser for an immediate result.

Convert Pressure Vessel Volume Converter locally in your browser.

Use Pressure, Force and Area Calculator locally in your browser.

Use Prime Number Checker locally in your browser for an immediate result.

Calculate print height from pixels and PPI.

Calculate pixels needed from print width and resolution.

Calculate maximum print size from pixels and target DPI.

Convert Print Resolution Converter locally in your browser.

Calculate print width from pixels and PPI.

Calculate profit and gross profit margin from revenue and cost.

Estimate project cost from labour hours, rate and additional expenses.

Use Projectile Motion Calculator locally in your browser.

Convert Protein Concentration Converter locally.

Convert Pump Flow Converter locally in your browser.

Convert Pump Head Converter locally in your browser.

Convert Pump Power Converter locally in your browser.

Use Pythagorean Theorem Calculator locally in your browser.

Use Quadratic Equation Solver locally in your browser.

Convert URL query strings into readable key-value data.

Calculate a quiz percentage from correct answers.

Convert Radiance Converter units locally in your browser.

Convert Radiant Exposure Converter units locally.

Convert Radiant Flux Converter units locally in your browser.

Convert Radiation Exposure Converter units locally in your browser.

Use Radioactivity Converter locally in your browser.

Convert Rail Speed Converter locally in your browser.

Convert Rainfall Intensity Converter units locally.

Generate secure random integers in a range.

Use Random Picker locally in your browser.

Use Random String Generator locally in your browser.

Use Range Calculator locally in your browser.

Ratio Calculator

Convert Reaction Rate Converter units locally.

Convert Reactive Power Converter locally in your browser.

Calculate pages to read per day before a deadline.

Estimate reading time at a chosen reading speed.

Convert Reagent Mass Converter locally.

Convert Rebar Length Converter locally in your browser.

Convert Rebar Weight Converter locally in your browser.

Calculate recipe cost per serving.

Scale an ingredient amount for a new serving count.

Convert Recipe Temperature Converter locally in your browser.

Estimate recording storage from duration and size per minute.

Use Rectangle Calculator locally in your browser.

Use Rectangular Prism Calculator locally in your browser.

Convert Refractive Index Converter units locally.

Convert Refractive Index to Brix Converter locally in your browser.

Convert Refrigeration Capacity Converter locally in your browser.

Use Regex Escaper locally in your browser for a fast result.

Test JavaScript regular expressions against sample text.

Use Regular Polygon Calculator locally in your browser.

Remove duplicate lines while preserving original order.

Use Remove Duplicate Words locally in your browser for a fast, copyable result.

Remove blank lines from text or lists.

Clean repeated spaces and tabs from text.

Join text lines using a space or your separator.

Remove digits from pasted text locally.

Remove punctuation while keeping words and spaces.

Calculate a rent budget from income and chosen percentage.

Calculate an equal monthly rent share.

Calculate gross rental yield from annual rent and property price.

Calculate an inventory reorder point from usage, lead time and safety stock.

Use Resistor Color Code Calculator locally in your browser.

Calculate revenue per site visitor.

Reverse text by characters, words or lines.

Use Reverse Word Order locally in your browser.

Use Rhombus Calculator locally in your browser.

Calculate dry rice quantity for a group.

Convert Road Distance Converter locally in your browser.

Convert Road Gradient Converter locally in your browser.

Estimate a road trip cost including fuel, tolls and parking.

Calculate return on advertising spend.

Use Robots.txt Generator locally in your browser.

Use ROI Calculator locally in your browser for a fast result.

Roman Numeral Converter

Convert Roofing Area Converter locally in your browser.

Use ROT13 Encoder locally in your browser.

Convert Rotational Acceleration Converter locally in your browser.

Convert Rotational Energy Converter locally in your browser.

Convert Rotational Speed Converter units locally in your browser.

Use Rounding Calculator locally in your browser.

Use RPM to Linear Speed Calculator locally in your browser.

Calculate RSVP acceptance rate.

Calculate running pace per kilometre from distance and finish time.

Convert Running Speed Converter locally in your browser.

Calculate deals needed to reach a revenue target.

Calculate sales tax and total price from a tax-exclusive amount.

Convert Salinity Converter locally in your browser.

Convert Sample Flow Converter locally.

Convert Sample Mass Converter locally.

Convert Sand Volume Converter locally in your browser.

Use Savings Goal Calculator locally in your browser.

Calculate scan pixels from document width and DPI.

Add a practical percentage buffer to a planned duration.

Use Scientific Notation Converter locally in your browser.

Convert Seed Rate Converter locally in your browser.

Convert Seismic Moment Converter units locally.

Count sentences and average words per sentence.

Use Sentence Sorter locally in your browser.

Calculate budget for guest servings.

Convert Serving Size Converter locally in your browser.

Create a SHA-256 hash locally in your browser.

Convert Shear Modulus Converter units locally.

Calculate paid shift hours after a break.

Calculate equal shipping cost per item.

Convert Shipping Distance Converter locally in your browser.

Convert Shipping Speed Converter locally in your browser.

Convert Signal Period Converter locally in your browser.

Calculate simple interest from principal, annual rate and time.

Use Sitemap XML Generator locally in your browser.

Use Slope Calculator locally in your browser.

Convert Sludge Volume Converter locally in your browser.

Create clean URL slugs from titles or phrases.

Generate an SMS message link.

Convert Soil Bulk Density Converter units locally.

Estimate soil bags from bed area, depth and bag volume.

Convert Solar Irradiation Converter locally in your browser.

Estimate solar panel count from daily use and sun hours.

Convert Solar Panel Power Converter locally in your browser.

Convert Solid Angle Converter units locally in your browser.

Remove a selected solid image background color locally and download a transparent PNG.

Convert Solution Density Converter locally.

Convert Solution Volume Converter locally.

Convert Sound Intensity Converter units locally in your browser.

Convert Sound Power Converter units locally in your browser.

Convert Sound Pressure Converter units locally in your browser.

Estimate speech time from a script or word count.

Convert Specific Energy Converter units locally in your browser.

Convert Specific Entropy Converter units locally in your browser.

Convert Specific Gravity Converter locally in your browser.

Use Specific Heat Capacity Converter locally in your browser.

Convert Specific Surface Area Converter units locally.

Convert Specific Volume Converter units locally in your browser.

Convert Specimen Volume Converter locally.

Convert Spectral Flux Converter units locally.

Convert Spectral Radiance Converter units locally.

Convert Spectrophotometry Wavelength Converter locally.

Convert km/h, mph, m/s and knots.

Use Sphere Calculator locally in your browser.

Use Spring Force Calculator locally in your browser.

Use SQL Formatter locally in your browser.

Use Square Calculator locally in your browser.

Use Square Pyramid Calculator locally in your browser.

Use Square Root Calculator locally in your browser.

Use Standard Deviation Calculator locally in your browser for an immediate result.

Convert Steam Flow Converter locally in your browser.

Convert Stellar Luminosity Converter units locally.

Convert Sterilization Temperature Difference Converter locally.

Use Straight-Line Depreciation Calculator locally in your browser.

Convert Strain Rate Converter units locally.

Convert Stress Intensity Converter units locally.

Calculate study hours needed per week.

Plan full study sessions from available time, session length and breaks.

Estimate annual spending across recurring monthly subscriptions.

Use Sum of Divisors Calculator locally in your browser.

Convert Superficial Velocity Converter units locally.

Convert Surface Charge Density Converter units locally in your browser.

Convert Surface Current Density Converter units locally in your browser.

Convert Surface Energy Converter units locally.

Convert Surface Roughness Converter locally in your browser.

Use Surface Tension Converter locally in your browser.

Convert Survey Angle Converter locally in your browser.

Convert Survey Area Converter locally in your browser.

Convert Survey Distance Converter locally in your browser.

Convert Swimming Pace Converter locally in your browser.

Convert Syringe Volume Converter locally.

Check pasted HTML tables for headers and captions.

Calculate tables needed from guests and seats per table.

Estimate time needed for repeated tasks including breaks.

Calculate total team capacity in person-hours for a planned period.

Use Team Generator locally in your browser.

Generate an accessible telephone HTML link.

Convert Celsius, Fahrenheit and Kelvin precisely.

Use Text Column Formatter locally in your browser.

Use Text Diff Checker locally in your browser for a fast result.

Remove blank lines from an uploaded text file.

Count characters in an uploaded text file.

Remove repeated nonblank lines from a text file.

Count lines in an uploaded text file.

Keep lines containing search text in an uploaded file.

Reverse the line order in an uploaded text file.

Sort nonblank lines in an uploaded text file.

Convert an uploaded text file to lowercase.

Merge multiple text files locally.

Split a text file into smaller line-based downloads.

Count words, lines and characters in an uploaded text file.

Convert text-file words to title case.

Convert an uploaded text file to uppercase.

Trim whitespace from every line in a text file.

Count words in an uploaded text file.

Use Text Length Limiter locally in your browser for a fast, copyable result.

Repeat text a chosen number of times with a separator.

Sort, reverse, deduplicate or shuffle text lines.

Use Text to ASCII Converter locally in your browser.

Convert UTF-8 text to binary bytes or decode binary text.

Use Text to Decimal Codes Converter locally in your browser.

Use Text to Hex Converter locally in your browser for a fast result.

Split comma-separated text into one item per line.

Use Text Unwrap locally in your browser.

Use Text Wrap Formatter locally in your browser.

Convert Thermal Capacitance Converter units locally in your browser.

Convert Thermal Conductance Converter units locally in your browser.

Use Thermal Conductivity Converter locally in your browser.

Convert Thermal Diffusivity Converter units locally in your browser.

Convert Thermal Effusivity Converter units locally.

Convert Thermal Expansion Coefficient Converter units locally.

Convert Thermal Gradient Converter units locally.

Use Thermal Resistance Converter locally in your browser.

Convert Thermal Resistivity Converter units locally in your browser.

Use Thermal Transmittance Converter locally in your browser.

Convert Thread Pitch Converter locally in your browser.

Convert Tile Area Converter locally in your browser.

Estimate tile count from area, tile size and waste allowance.

Convert seconds, minutes, hours, days and weeks.

Use Time Zone Converter locally in your browser for a fast result.

Calculate regular pay and overtime pay for a timesheet.

Split a bill and calculate a fair tip in seconds.

Convert Titrant Volume Converter locally.

Split total toll costs equally.

Convert Torque Coefficient Converter locally in your browser.

Use Torque Converter locally in your browser.

Use Torus Calculator locally in your browser.

Convert Transformer Rating Converter locally in your browser.

Convert Transmittance Converter locally.

Use Trapezoid Calculator locally in your browser.

Estimate a trip budget from transport, stay and daily spending.

Estimate travel time from distance, speed and breaks.

Use Triangle Calculator locally in your browser.

Remove leading and trailing whitespace from every line.

Split total travel cost equally between people.

Extract one TSV column by number.

Remove identical TSV rows while preserving order.

Keep TSV rows containing entered text.

Normalize local TSV line endings and output.

Extract TSV header names.

Count TSV data rows and columns.

Sort TSV rows locally.

Convert a local tab-separated file to CSV.

Convert a local tab-separated file to JSON.

Validate consistent TSV column counts.

Convert Turbidity Converter locally in your browser.

Convert Typography Point Converter locally in your browser.

Use Unicode Code Point Converter locally in your browser for a fast result.

Convert length and weight units.

Use Unit Price Calculator locally in your browser.

Convert Unix timestamps to readable local and UTC dates.

Calculate email unsubscribe rate.

Encode URL components or decode escaped text.

Use URL Extractor locally in your browser for a fast, copyable result.

Keep unique valid HTTP and HTTPS URLs from a text file.

Use URL List to Markdown Links locally in your browser.

Break a URL into its protocol, host, path and parameters.

Create a simple old-to-new URL redirect mapping.

Calculate an equal utility-bill share.

Build a campaign URL with source, medium and campaign parameters.

Generate secure RFC 4122 version 4 UUIDs locally.

Validate UUID format and identify its version.

Use Variance Calculator locally in your browser.

Use VAT Calculator locally in your browser.

Use Vector Magnitude Calculator locally in your browser.

Calculate item count from vehicle weight capacity.

Convert Ventilation Rate Converter locally in your browser.

Estimate video size from bitrate and duration.

Use Vigenère Cipher locally in your browser.

Use VIN Validator locally in your browser.

Use Voltage Converter locally in your browser.

Use Voltage Divider Calculator locally in your browser.

Convert Volume Charge Density Converter units locally in your browser.

Convert metric, US and cooking volume units.

Convert Volumetric Heat Capacity Converter units locally in your browser.

Count vowels, consonants, digits and spaces in text.

Convert Wallpaper Area Converter locally in your browser.

Estimate wallpaper rolls from wall area and coverage.

Local converter

Local converter

Calculate water cost from usage and an entered rate.

Convert Water Flow Converter locally in your browser.

Convert Water Hardness Converter locally in your browser.

Convert Water Pressure Head Converter locally in your browser.

Convert Water Treatment Dose Converter locally in your browser.

Convert Water Volume Converter locally in your browser.

Convert Wave Height Converter locally in your browser.

Use Wavelength and Frequency Calculator locally in your browser.

Generate a basic web app manifest JSON file.

Use Week Number Calculator locally in your browser for a fast result.

Calculate scheduled weekly hours.

Calculate weeks remaining until a future date.

Use Weighted Average Calculator locally in your browser.

Calculate a score’s contribution from its weighting.

Generate a WhatsApp message link.

Convert Wind Speed Converter locally in your browser.

Convert Wine Volume Converter locally in your browser.

Convert Wire Diameter Converter locally in your browser.

Calculate annual withdrawal rate from spending and portfolio value.

Count words, characters, sentences and reading time.

Find the most common words in pasted text.

Use Word Length Analyzer locally in your browser.

Use Word List Combiner locally in your browser.

Use Word Scrambler locally in your browser.

Use Word Sorter locally in your browser.

Use Work Calculator locally in your browser.

Calculate total work hours across several weeks.

Estimate a task workload using task count, duration and breaks.

List all attributes found in an uploaded XML file.

Extract CDATA sections from a well-formed local XML file.

Count XML elements and list unique element names.

Find XML elements by tag name locally.

Format an uploaded XML file with readable indentation.

Create a safe escaped HTML preview file from XML.

Merge XML files that use the same root element.

Minify an uploaded XML file and download the compact result.

Extract readable text content from an XML file.

Convert a local XML file to a downloadable JSON file.

Validate an uploaded XML file in your browser.

Use XML Formatter locally in your browser.

List namespace declarations in a local XML file.

Identify the root element and its direct XML structure.

Use XML to JSON Converter locally in your browser.

Use XML Validator locally in your browser.

Convert Young’s Modulus Converter units locally.

Use Z-Score Calculator locally in your browser.