Math, Education & Science

A clean, responsive, 4-function handheld arithmetic calculator featuring instant keyboard support and operation history.

Multi-mode percentage engine: calculate what is X% of Y, proportion percentages, and percentage increase or decrease differences.

Add, subtract, multiply, and divide proper and improper fractions with step-by-step GCD simplification and mixed number output.

Advanced scientific keypad with trigonometric sin/cos/tan, radians/degrees, natural log, base-10 log, factorials, exponents, and roots.