Question 1

What functions are supported?

Accepted Answer

The calculator supports sin, cos, tan (and their inverses), log (base 10), ln (natural log), exponential (e^x), power (x^y), square root, factorial, and pi/e constants.

Question 2

Can I type expressions directly?

Accepted Answer

Yes. You can type mathematical expressions like "sin(45)*2 + log(100)" directly into the input field or use the on-screen buttons.

Question 3

Does it support keyboard shortcuts?

Accepted Answer

Yes. Use number keys, operators (+, -, *, /), Enter to calculate, Escape to clear, and Backspace to delete. Parentheses and decimal point are also supported.

Question 4

Are angles in degrees or radians?

Accepted Answer

You can toggle between degrees and radians mode. The default is degrees, which is more common for everyday calculations.

Question 5

Is calculation history saved?

Accepted Answer

History is kept during your session and displayed below the calculator. It is cleared when you close the browser tab — nothing is stored permanently.

Question 6

Is my data stored anywhere?

Accepted Answer

No. All calculations happen in your browser. No data is sent to any server.

Scientific Calculator

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