Scientific Calculator – Free Online with Functions

 

Scientific Calculator – Free Online with Functions

Scientific Calculator – Free Online with Functions

Use this free scientific calculator for trig, logarithms, powers and square roots — no app, no sign-up. Type an expression or tap the buttons, and the answer updates instantly. It runs entirely in your browser, so your calculations never leave your device.

Angles are in degrees. This scientific calculator runs entirely in your browser.

Popular scientific calculator examples

  • sin(30) = 0.5, cos(60) = 0.5, tan(45) = 1
  • sqrt(144) = 12, 2^10 = 1024, log(1000) = 3
  • Try: (25+75)*2, 100*1.5^3, or sqrt(2)*100

This tool runs entirely in your browser — nothing is uploaded or stored anywhere.


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