CRCalc.js Exact Calculator

Scientific Calculator - Calculate mathematical expressions with scrollable high accuracy/precision up to 1,000,000 digits.

You can scroll through the result by dragging, using the mouse wheel, and arrow keys.

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Features

• Scrollable high precision display supporting 1,000,000 digits and more
• Trigonometric functions (sin/cos/tan/sin⁻¹/cos⁻¹/tan⁻¹)
• Logarithm and exponential function
• Supports factorial calculations, up to 1,048,575 on Chrome 100+
• Supports constants e and π
• Supports exponentiation and square root calculations
• Supports switching between radian and degree modes
• Supports copying results and saving results to a file
• Open source on GitHub

Notes

• Certain functions (e.g., x! or x^y) may need intensive computations and take a long time.
• Firefox may support fewer computable digits than Chrome/Edge.