Scientific Calculator
CalculatorsPerform everyday and scientific calculations with trigonometry, logarithms, roots and powers.
Open Scientific Calculator →How to use
- Choose degrees or radians for trigonometric calculations.
- Enter an expression using the keypad or your keyboard.
- Press equals or Enter to calculate; tap a history result to reuse it.
Features
- Degree and radian modes
- sin, cos, tan, logarithms, roots, powers, factorial, π and e
- Memory controls and reusable calculation history
- Keyboard-friendly input with local, private calculation
🔒 Private by design — Scientific Calculator runs entirely in your browser. Your files and text never leave your device.