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Calculator

Free Online Scientific Calculator with Keyboard Support

Mar 11, 2026 4 min read AllToolHub Team

Our Scientific Calculator has all the functions you need for math and science.

Features

  • Trigonometric functions (sin, cos, tan)
  • Logarithms (log, ln)
  • Powers and roots
  • Factorial, pi, e
  • DEG/RAD toggle
  • Calculation history
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