Small tools for the jobs you keep putting off.

Count words, format JSON, convert text, calculate percentages. Most tools run right in your browser, so what you type stays on your device.

Text & Writing Developer PDF & Documents Image Spreadsheet & Data Website & SEO Calculators

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Popular tools

Word CounterCount words, characters, sentences and reading time.

Case ConverterUPPER, lower, Title, Sentence, camelCase and more.

JSON Formatter & ValidatorBeautify, minify and validate JSON with clear errors.

Percentage CalculatorPercent of, percent change and what percent.

Image Fit-to-RequirementResize and crop to exact platform sizes.

PDF & Document ToolsMerge, split, rotate, compress and convert PDFs. Coming soon

Recently added

Realistic Test Data GeneratorCreate synthetic CSV, JSON and XLSX datasets.

CSS to Tailwind ConverterMap CSS declarations to Tailwind utility classes.

JSON Schema Generator & ValidatorGenerate a schema from JSON and validate against it.

HTML Email Builder & TesterBuild and preview responsive HTML emails.

Your text stays with you

Browser tools process everything on your device. Tools that need our server will say so on their page, show their file limits and delete uploads after a short retention period. Please do not enter passwords or confidential data into any public tool.