Math & Calculators / Scientific Calculator
Scientific Calculator
A full scientific calculator with trigonometry, powers, roots, and factorials.
Features
- Trigonometry, logs, roots, factorials
- No installation needed
- Works on any device
- Free, unlimited use
How to Use
Step 1
Use the buttons to build your expression.
Step 2
Click = to evaluate.
Step 3
Use C to clear or the arrow to backspace.
About This Tool
Scientific Calculator supports standard arithmetic plus scientific functions including sine, cosine, tangent, logarithms, square roots, exponents, and factorials.
Frequently Asked Questions
Does it support parentheses?
Yes, use the ( and ) buttons for grouped expressions.
What angle unit does trig use?
Standard JavaScript trig functions use radians.