Scientific Calculator
Scientific Calculator is a free online calculator that helps you evaluate math expressions with trig, logs, roots and constants; degrees or radians, all in your browser. Scientific Calculator uses 2 input fields, returns 2 output values, and runs in your browser on the device.
Key facts
- Inputs
- 2 fields: Expression and Angle mode
- Outputs
- 2 values: Result and Expression
- Runtime
- your browser on the device
- Mode
- Calculator
- Privacy
- Files and text stay in the browser session.
- Cost
- $0, no account required
How to use Scientific Calculator
- 1
Paste or fill in the input
Enter your text or values into the input fields on the page.
- 2
Run the utility
Click Compute to run the utility in your browser and review the result.
- 3
Copy the output
Copy the output value you need from the result panel.
Scientific Calculator details
First, enter Expression in Scientific Calculator. Next, review Result and Expression. Additionally, Scientific Calculator uses 2 input fields and 2 output blocks so the result is easy to scan and copy.
Type a math expression and get the result. Supports + - * / ^ % with full operator precedence, parentheses, unary minus, the constants pi and e, and functions: sin, cos, tan, asin, acos, atan, sqrt, cbrt, ln, log, log2, abs, exp, floor, ceil, round and factorial. Choose degrees or radians for trigonometry, or write a `deg` suffix inline (e.g. sin(45 deg)). The expression is parsed with a safe tokenizer and shunting-yard evaluator; no eval, nothing leaves your browser.
Common searches
- scientific calculator
- math expression evaluator
- expression calculator
- calculator
- trigonometry calculator
- sin cos tan calculator
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Frequently asked
What is Scientific Calculator?
Scientific Calculator is a free online calculator that helps you evaluate math expressions with trig, logs, roots and constants; degrees or radians, all in your browser. Scientific Calculator uses 2 input fields, returns 2 output values, and runs in your browser on the device.
What inputs and outputs does Scientific Calculator use?
Scientific Calculator uses 2 input fields: Expression and Angle mode. Scientific Calculator returns 2 output values: Result and Expression.
Do my files and data stay private?
Yes. Scientific Calculator runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.
How do I use Scientific Calculator?
Open Scientific Calculator, paste or fill in the input fields, and the result updates instantly. Scientific Calculator runs in your browser with no upload and no waiting.
Which browsers does Scientific Calculator support?
Any modern browser works in Chrome, Firefox, Safari, and Edge on desktop and mobile. Scientific Calculator uses standard web APIs and does not require any plugin, extension, or sign-up.