Scientific Calculator — Trig, Logs, Constants & History

A full scientific calculator with sin, cos, tan, log, ln, sqrt, powers, factorials, π, and e — plus a persistent calculation history. Runs in your browser, no install needed.

Keywords: scientific calculator, online calculator, trig calculator, sin cos tan, logarithm calculator, math calculator

Frequently Asked Questions

What functions are included?

sin, cos, tan, log, ln, sqrt, powers, factorials, pi, and Euler's number.

Is there a calculation history?

Yes, every calculation is stored in a history list you can review during your session.

Does it follow operator precedence?

Yes, standard mathematical order of operations (PEMDAS/BODMAS) is followed.