Scientific Calculator

About

A full-featured scientific calculator that runs entirely in your browser. Perform trigonometric calculations, logarithms, exponents, factorials, and more — with keyboard support, memory functions, and calculation history. Switch between degrees and radians with one click.

How to Use

1. Click buttons or type on your keyboard to enter an expression.
2. Use the scientific function buttons (sin, cos, log, etc.) for advanced operations.
3. Toggle between DEG and RAD mode for trigonometric calculations.
4. Press = or Enter to evaluate the expression.
5. Use memory buttons (MS, MR, M+, M−, MC) to store and recall values.
6. Check the History tab to review past calculations.

Frequently Asked Questions