Scientific Calculator

Trigonometry, logarithms, powers, factorial, and multi-line expressions. Use Ans for the last result. Angle mode applies to sin, cos, tan, and inverse trig.

Angle
M = 0
Memory
Trigonometry
Logarithms & powers
Constants & advanced
Parentheses & percent
Numbers & operators

Tips: close parentheses after functions (e.g. sin(45)). Use pow(2,8) or 2^8. Constants: pi, e. Comma separates arguments in min, max, pow.

FreeToolSuite — 100% free online tools, no sign-up required.

© 2026 FreeToolSuite. MIT.

We use cookies and Google Analytics to understand how visitors use our site so we can improve your experience. No personal data is collected. You can accept or decline analytics cookies.