Useful tools for everyday work and development

Use 36 free tools for text, images, and calculations directly in your browser. Review examples and limitations before relying on a result.

All tools

JSON Formatter & ValidatorDeveloper Tools Base64 Encode / DecodeDeveloper Tools UUID GeneratorDeveloper Tools URL Encode / DecodeDeveloper Tools JWT DecoderDeveloper Tools JSON ↔ XML ConverterDeveloper Tools SQL FormatterDeveloper Tools Regular Expression TesterDeveloper Tools Unix Timestamp ConverterDeveloper Tools Hash GeneratorDeveloper Tools CSV ↔ JSON ConverterDeveloper Tools Random String GeneratorDeveloper Tools Date & D-Day CalculatorCalculators Percentage CalculatorCalculators Annual Salary Take-home EstimatorCalculators Severance Pay EstimatorCalculators Loan Interest CalculatorCalculators Discount CalculatorCalculators VAT CalculatorCalculators Square Meter / Pyeong ConverterCalculators Age CalculatorCalculators Time CalculatorCalculators Image ResizerImage & Files Image CompressorImage & Files PNG ↔ JPG ConverterImage & Files WebP ConverterImage & Files Image to Base64Image & Files QR Code GeneratorImage & Files Image CropperImage & Files File Size CalculatorImage & Files Character CounterText & Documents Text CompareText & Documents Duplicate Line RemoverText & Documents Text SorterText & Documents Case ConverterText & Documents Whitespace & Line Break CleanerText & Documents

Understand tools before you use them

Developer tools check data formats and strings; image tools transform selected files locally; calculators offer reference values based on your input.

Financial, tax, salary, retirement, and loan tools are simplified estimates. Confirm official rules and your individual circumstances before making decisions.

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