Perform advanced mathematical, scientific, and engineering calculations. Features trigonometry, logarithms, exponents, constants, and memory functions.
Use number buttons (0-9) for input, and operator buttons (+, −, ×, ÷) for calculations. Press equals (=) to get results.
MC: Clear memory | MR: Recall memory | M+: Add to memory | M-: Subtract from memory. Memory value shows in display.
Toggle between DEG (degrees) and RAD (radians) modes for trigonometric functions. Current mode shows in display.
Click function buttons (sin, cos, tan, log, ln, etc.) to apply mathematical functions to current number or expression.
AC: Clear all | CE: Clear entry | Use parentheses ( ) for complex expressions and order of operations.
Use your keyboard for faster input: Numbers, operators, Enter for equals, Escape for clear, Backspace for delete.
Comprehensive trigonometric, logarithmic, exponential, and statistical functions for complex calculations.
Multiple memory functions (MC, MR, M+, M-) for storing and recalling values during complex calculations.
Switch between degrees and radians for trigonometric calculations with visual mode indicator.
Full keyboard support for faster input plus optimized touch interface for mobile devices.
Supports complex mathematical expressions with parentheses and proper order of operations.
All calculations are done locally in your browser. Your data never leaves your computer.