Scientific Calculator

Perform advanced math with functions like sine, cosine, exponents, logarithms, and more — right in your browser.

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How to use this calculator

  1. Choose DEG or RAD depending on whether you're working in degrees or radians.
  2. Press the function you need, e.g. sin, cos, or log.
  3. Enter the value and press "=" for the result.

Examples

  • sin(30°) = 0.5
  • log(1000) = 3

Frequently asked questions

What's the difference between DEG and RAD?

DEG uses degrees (0–360°) while RAD uses radians (0–2π). Use whichever unit your problem is given in.

Does the calculator support logarithms?

Yes, both the base-10 logarithm (log) and the natural logarithm (ln) are supported.