Scientific calculator

A full scientific calculator with trigonometry, powers, roots, logarithms and factorials.

How it works

Type with your keyboard or tap the keys. Switch between degrees and radians for trigonometric functions. Operations follow the usual order: brackets, powers, then multiplication and division, then addition and subtraction.

Frequently asked questions

Is this tool free?

Yes. It’s free to use, with no account and nothing to install.

Is my data private?

Yes. This tool works entirely on your device: nothing you enter or open is sent to a server.

Does it work on a phone?

Yes. It works in the browser of any recent phone, tablet or computer.