Simple tools for everyday work.

Fast, private and free online calculators, converters, developer utilities and text tools. Your data stays in your browser whenever possible.

Popular online tools

40 tools available

Useful utilities without unnecessary sign-ups.

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Clean interfaces designed to work well on phones, tablets and desktops.

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Calculation and text tools process your input locally in your browser.

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Every listed tool opens a usable interface with validation and reset controls.