Scientific Calculator

How to Use

  • Basic Operations: Use +, -, ×, ÷ for arithmetic
  • Scientific Functions: Click sin/cos/tan/log/√ before entering values
  • Parentheses: Use ( ) for complex calculations
  • Clear: Press C to reset the calculator

Key Features

  • 200+ Scientific Functions
  • Real-time Calculation
  • Keyboard Support
  • Calculation History
  • Mobile Optimized

Why Choose Our Calculator?

  • No Ads or Trackers
  • Privacy-focused (No data collection)
  • Open Source Code
  • Regular Updates

FAQs

Q: How accurate are the calculations?

A: Uses JavaScript Math library with 15-digit precision.

Q: Can I use keyboard input?

A: Yes! Type directly or use number pad.