Scientific Calculator

A scientific calculator with trigonometry, logarithms, powers, and factorials. Runs locally.

Scientific Calculator helps you trigonometry, logs, powers, and factorials — still fully client-side. Enter the inputs on the form, review the breakdown, and use the guidance below to understand what the number means — and what it does not. What the Scientific calculator does Scientific Calculator is built for arithmetic, algebra, geometry, and number tools. Trigonometry, logs, powers, and factorials — still fully client-side. You enter the inputs on the form, then Simple Calculators computes the result instantly. Results use standard school and engineering formulas that run privately in your browser. How the math works The same expression engine as the basic calculator, with extra functions and constants π and e. The formula: sin, cos, tan · log (base 10) · ln (natural log) · √ (square root) · abs · exp · n! (factorial). Trig functions use degrees or radians, whichever you pick. Everything is worked out on your device.