Use free online calculators for math, science, finance, and statistics. Scientific calculator, percentage calculator, tip calculator, SIP calculator, and more. No registration required.
Calculate powers with negative and fractional exponents plus expanded form guidance
Calculate factorial values (n!) with exact results, digit counts, and reusable history
Calculate log, ln, custom base logarithm, and antilog in one free calculator
Add, subtract, multiply, and divide in binary, octal, decimal, or hexadecimal
Basic calculator for addition, subtraction, multiplication, and division operations
Calculate SIP returns, plan investments, and achieve financial goals. Calculate step-up SIP, inflation-adjusted returns, and get detailed projections.
Calculate standard deviation, variance, and other statistical measures from a dataset
Calculate variance, standard deviation, and other statistical measures from a dataset
Calculate percent error between experimental and theoretical values
Calculate price per unit from total price and quantity. Compare two products to see which is cheaper per oz, kg, or any unit.
Calculate weighted averages where different values have different importance or weights