Scientific Calculator

Type or click. Use functions like sin, log, sqrt. Press Enter to evaluate.

Why use this calculator?

The DesmosGraph scientific calculator parses real math notation, supports keyboard input, remembers your full session history, and works on every device. It's perfect for homework, lab work, or quick sanity-checks.

Tips

Use pi, e, tau, or phi as constants.
Use ! for factorials (e.g. 5! → 120).
Use nrt(n, x) for the n-th root of x.
Press ↑ or click any history line to recall a previous calculation.