The Toolfather

99 Free Tools. Everything runs in your browser. Your data never leaves your device.

Free online tools for developers, AI, privacy, education, outdoor, finance, sports, and conversions. No data collection. Everything runs in your browser.

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Live Now

These tools are available for use — free and secure. Your data never leaves your browser.

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Math Visualizertype an equation, watch it render

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Base64 Encoder/DecoderEncode and decode Base64 strings

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URL Encoder/DecoderEncode and decode URL strings

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JSON Formatter & ValidatorFormat, minify, and validate JSON

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Hash GeneratorGenerate SHA-1, SHA-256, SHA-512 hashes

Shipping Weekly

5 of 99 tools live. New tools shipping every week.

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Developer Tools20 tools

Education Tools8 tools

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Outdoor Tools9 tools

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Finance Tools13 tools