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Merge PDFCombine two or more PDF files in the order you choose.
Split PDFSplit one PDF into separate files by page or by the ranges you type.
Compress PDFRebuild a PDF's internal structure to save space.
PDF to ImagesRender PDF pages as PNG or JPG images at the resolution you pick.

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Image CompressorShrink JPEG, PNG and WebP files with settings you control.
Image ResizerResize JPEG, PNG and WebP images to fit, fill or exact dimensions.
Image CropperCrop photos with a grid and fixed or print-size ratios.
Image Format ConverterConvert JPEG, PNG and WebP images between the three formats.

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Text and Writing 45

Word CounterCount words and characters, or check a length guide.
Text Case ConverterChange the capitalization of your text to any of thirteen case styles.
Text CompareCompare two pieces of text and see exactly what was added or removed.
Remove Duplicate LinesRemove repeated lines from a list while keeping the order you pasted.

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Video and Audio 41

Subtitle ConverterConvert supported subtitle cue formats.
Subtitle Editor and Sync ShifterEdit subtitle cues and shift their timing.
Audio Trimmer and CutterTrim a PCM WAV at sample boundaries.
Audio JoinerJoin ordered WAV clips with optional fades.

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Data and Spreadsheets 39

CSV/JSON ConverterConvert CSV, TSV, JSON, XML and Excel tables both ways.
CSV ViewerFilter, sort and export matching CSV rows.
CSV CleanerApply chosen cleanup rules to a CSV and download the result.
CSV Merge and JoinJoin two CSV or Excel tables on one or more key columns.

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JSON Formatter and ValidatorFormat JSON and explore a collapsible object tree.
Base64 Encoder and DecoderEncode text or a file as Base64, or decode it back.
URL Encoder, Decoder and Query EditorEncode, decode and edit the parts of a web address.
JWT Decoder and Claims InspectorRead a JWT header and payload, with claims shown as dates.

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Unit Converters 39

Length ConverterConvert a length between metric, imperial and nautical units.
Mass and Weight Unit ConverterConvert a mass between metric and imperial units, naming each ton.
Temperature ConverterConvert a temperature between Celsius, Fahrenheit and Kelvin.
Cooking Measurement ConverterEstimate cooking volume or mass from an ingredient density.

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Math and Statistics 40

Percentage CalculatorWork out a percentage of a number, a change or a difference.
Fraction CalculatorAdd, subtract, multiply, divide or simplify exact fractions.
Ratio and Proportion CalculatorSimplify a ratio, or solve one missing value in a proportion.
Descriptive Statistics CalculatorSummarize a list of numbers with mean, median and range.

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Discount CalculatorCalculate a sale price, the discount amount and any tax.
Loan Payment CalculatorEstimate the fixed payment, total paid and total interest on a loan.
Compound Interest CalculatorEstimate how a balance grows with compound interest and contributions.
Tip CalculatorCalculate a tip, bill total and amount per person.

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Date and Time 27

Date Difference CalculatorFind the interval between two dates in days and weeks.
Age CalculatorCalculate an exact age on a chosen date, with the next birthday.
Add or Subtract DatesMove a date forward or back by whole years, months, weeks and days.
Time Zone ConverterConvert one local time into another named time zone.

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Health and Fitness 24

BMI CalculatorCalculate adult BMI from height and weight.
Daily Calorie Needs CalculatorEstimate resting and daily energy use for an adult.
Running Pace CalculatorTurn a distance and time into pace per kilometer and mile.
Heart Rate Zone CalculatorSee moderate and vigorous heart-rate ranges from an adult age.

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Web, SEO and Marketing 48

UTM BuilderAdd UTM campaign tags to any web link and copy the result.
Favicon GeneratorMake favicon files and a web app icon from one image.
SERP Snippet PreviewPreview how a title, URL and description look in search results.
Open Graph PreviewPreview a social link card from your title, description and image.

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Security and Privacy 39

Password GeneratorGenerate random passwords or word passphrases in your browser.
Hash and Checksum GeneratorHash text or files and compare a supplied checksum.
Password Strength CheckerGet a local, dictionary-based estimate of a password's strength.
CSP Generator and Pasted-Policy CheckerDraft a Content Security Policy from a strict baseline.

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Generators and Random 43

QR Code GeneratorCreate a static QR code you can download as a PNG or SVG image.
Wi-Fi QR CodeMake a scannable code for a Wi-Fi network name and password.
vCard QR CodePut contact details in a QR code that a phone can scan.
Random Number GeneratorDraw whole numbers inside a range, with repeats or sorting.

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Body measurements

Body measurements

Adult screening calculations with sources and limits.

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BMI Calculator

Calculate adult BMI from height and weight.

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