Scientific Calculator
Evaluate scientific expressions with powers, roots, logarithms, trigonometry, constants, angle modes, memory, and history.
This tool runs in your browser.
History
How to use
- 01Enter the values or expression for your calculation.
- 02Choose the required mode or operation, then calculate.
- 03Review and copy the result generated locally in your browser.
FAQ
Are my calculations uploaded?
No. Inputs and calculations stay in your browser and are not sent to TrueFree servers.
How precise are the results?
Results use browser numeric arithmetic and are displayed with up to 12 significant digits. Very large or very small values can include floating-point rounding.
Which advanced mathematical and trigonometric functions are available?
It supports sine, cosine, tangent (degrees/radians toggle), square roots, powers, logarithms (log/ln), and constants Pi (π) and Euler's e.