Your privacy
This site keeps your theme, favourites and history in your browser, and they never leave your device. We also count anonymously how often each calculator is used. There is no advertising and there are no third-party trackers.
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Necessary
Always on
Keep the site working and remember this very decision. They cannot be switched off.
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Your colour theme, your favourite calculators and your recent history. Stored in your browser only.
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Aggregate counters per tool and language. No IP in clear text, no identifiers and none of the values you enter.
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