Scientific Calculator

A fully functional scientific calculator with sin, cos, tan (in degrees), log, ln, square root, powers, memory functions, and the ability to evaluate complex mathematical expressions. Supports π, e, and all standard operators.

Scientific Calculator

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Trig functions use degrees. Press = to evaluate expressions.

How to Use Scientific Calculator

  1. 1Enter numbers and operations
  2. 2Use function buttons (sin, cos, log, etc.)
  3. 3Press = to calculate
  4. 4Use memory functions to store values

Your Privacy is Protected

Scientific Calculator runs entirely in your browser. Your files and data are never uploaded to any server, never stored, and never shared. Everything happens locally on your device using secure browser APIs.

No server uploadNo account required100% freeWorks on all devices

Frequently Asked Questions

Does this calculator use degrees or radians for trig?

Degrees. sin(90) = 1, cos(0) = 1.

Why Use This Tool?

Files never leave your device
No upload to any server
Instant processing in browser
100% free, no account needed

Tags

scientific calculatoronline calculatortrig calculatorlog calculatormath calculator

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