Scientific Calculator
Free online scientific calculator with trigonometry, logarithms, exponentiation, factorials and power functions, plus degree/radian modes. Fully processed in your browser.
Runs in your browser
Real-time
History
Typable syntax
sin cos tan ln log
trig / logs
sqrt(x) abs exp
root / abs / exp
^ n! % ( )
power / factorial / mod
π e
constants
Focus the panel to type with your keyboard; Enter acts as equals.
Angle
0
About this tool
Free online scientific calculator with trigonometry, logarithms, exponentiation, factorials and power functions, plus degree/radian modes. Fully processed in your browser.
How to use
- Fill in the input box above, or click "Fill sample" to try it instantly
- Adjust the options as needed — results update as you type
- Click "Run" to get the result, then copy or export it in one click
Tips
- Runs entirely in your browser — your data never leaves the device
- Completely free, no registration, no usage limits
- Most tools compute in real time as you type