Scientific Calculator
Trig, logs, powers and factorials. Free, no sign-up.
DegreesAns = 0
History
Your calculations appear here. Tip: you can type on your keyboard. Press Enter to calculate.
Questions
Can I type with my keyboard?
Yes. Type numbers and operators directly, press Enter to calculate, Backspace to delete and Escape to clear.
Degrees or radians?
Use the DEG/RAD toggle. Trigonometric functions use the selected mode.