Free Online Scientific Calculator
Type or tap an expression and see the answer at once.
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How to do it
- 1Choose your settings
Fill in the details or pick the options you need.
- 2See the result
The preview updates right away as you change things.
- 3Download or save it
Save the result to your device. Nothing is sent to or stored on a server.
About this tool
Use a full scientific calculator in your browser. Type an expression such as 2*(3+4)^2, or use the buttons for sin, cos, tan, log, ln, square root, powers, factorials and brackets. Switch between degrees and radians. Your recent answers are listed so you can reuse them. Nothing is sent anywhere.
Frequently asked questions
Can I type with my keyboard?
Yes. Type the expression in the box and press Enter to keep the answer.
How do I use degrees or radians?
Choose Degrees or Radians under the buttons before you use sin, cos or tan.
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