Scientific Calculator

Full scientific calculator with sin, cos, tan, log, ln, powers, roots, and more.

  • 100% free
  • Private in browser
  • No signup
  • No watermarks

Result

2.70710678119

log(100) = 2

sin(45) = 0.7071067811865475

= 2.70710678119

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About Scientific Calculator

Scientific Calculator on TheToolss supports all standard and advanced math operations including trigonometry, logarithms, exponents, factorials, and more.

How to use Scientific Calculator

  1. Type your math expression or use the buttons.
  2. Get instant results with calculation steps.
  3. Toggle between degrees and radians.

Key features

  • sin, cos, tan and inverses
  • log, ln, exponents
  • Square root, cube root, nth root
  • Factorial, absolute value
  • Degrees/radians mode
  • Calculation history

Frequently asked questions

Does it support complex expressions?
Yes! You can type multi-step expressions like sin(45) + log(100) * 2.