Tools / Student & Academic
Scientific Calculator
A full scientific calculator with trig (sin, cos, tan), logarithms, powers, factorials, and constants — runs entirely in your browser with no data sent anywhere.
Free
0
Type or click buttons. Press Enter or = to evaluate. Supports: sin, cos, tan, asin, acos, atan, log (base 10), ln, sqrt, pi, e, ^ (power), ! (factorial), % (converts to decimal, e.g. 50% = 0.5).