Scientific Calculator
Math ToolsType any expression — trig, log, powers, factorial
FreePrivateInstant
Similar tools you may like
History
All history →Scientific Calculator — at a glance
Type your calculation the way you write it and get the answer — no buttons to hunt for.
2^10 + sqrt(144)
sin(30) * 4
Calculate
1036
2
How to use it — step by step
One or more expressions using numbers, + − × ÷ ^ ( ), functions and constants.
1
Paste your input
Paste or type your content into the big input box.
2
Choose options
Pick the mode and options that fit what you need.
3
Calculate
Press the button. The result is created instantly on your device.
4
Copy the result
Check the output and press Copy to use it anywhere.
Pro tips
Small things that make the result better.
✦Use ans to reuse the previous answer, like "ans * 2".
✦Percent works as a postfix: 50% gives 0.5. Use mod for remainders.
✦Switch between degrees and radians for trig functions.
Quick facts
Freeno signup, no limit
Instantresult in a moment
Privatenothing is uploaded
Any devicephone, tablet or PC
Frequently Asked Questions
Which functions are supported?+
sin, cos, tan, asin, acos, atan, sqrt, cbrt, ln, log (base 10), log2, abs, exp, floor, ceil, round and fact, plus pi and e.
How do I write powers?+
Use ^ or **, for example 2^8.
Is my data safe?+
Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.
More Free Tools
Guides you might like
All guides →Confidence Interval Calculator (Mean)Confidence intervals explained: what 95% really means and how sample size shrinks itZ-Score CalculatorZ-score explained: compare anything on one scale and spot outliersPercent Error CalculatorPercent error: how far off is your measurement, and how it differs from percent changeLinear Regression Calculator (Line of Best Fit)Linear regression: the best-fit line, slope, intercept and R² explained