Free · No sign-up
Calculator
A full standard and scientific calculator that runs in your browser. Nothing to install, nothing to sign up for, and your numbers never leave this page.
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Your keyboard works here: digits, operators, Enter to evaluate, Backspace to delete, Escape to clear.
Need this on your phone?
The app adds 19 tools — loan, BMI, unit and currency conversion, GPA and more — and works offline with no ads.