Does the calculator support radians and degrees?

Yes. You can switch between radians and degrees. Trigonometric functions respect the mode you select.

Can I type with my keyboard or numpad?

Yes. Numbers, operators, parentheses, and Enter/Backspace are supported. Use the on-screen help to see shortcuts.

Yes. A history tape records calculations and you can store values using M+, M-, MR, and MC. History can be exported to CSV/JSON.

Yes. The calculator is offline-capable and runs locally in your browser. No data is uploaded.

Trig, logs, powers, constants, and ANS.

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