Is this tool free to use?

Yes, it is completely free with no registration or download required.

Yes. Everything is processed locally in your browser. Nothing is uploaded or stored on our servers.

Does it work on mobile?

Yes, it works on any device — phone, tablet, or desktop.

Math Calculators

Solve percentages, fractions, statistics, and everyday math problems instantly. 18 free tools, fast and accurate.

💡 From quick percentages to standard deviation, these math tools handle the numbers so you don't have to. Fast, accurate, and completely free.

📊

Average Calculator

Mean of a number set

🔢

Decimal to Fraction

Convert decimals to fractions

🔺

Exponent Calculator

Calculate powers (x^n)

➗

Fraction Calculator

Add, subtract, multiply, divide fractions

🔢

Fraction to Decimal

Convert fractions to decimals

🎓

GPA Calculator

Grade point average

📝

Grade Calculator

Weighted grade average

📊

Mean Median Mode Calculator

Central tendency statistics

🎯

Midpoint Calculator

Midpoint between coordinates

💯

Percentage Calculator

Find any percentage of a number

📈

Percentage Change Calculator

Percent increase or decrease

🎲

Random Number Generator

Generate random numbers in a range

⚖️

Ratio Calculator

Simplify and compare ratios

🔘

Rounding Calculator

Round numbers to a place value

🧮

Scientific Calculator

Full scientific calculator

📐

Slope Calculator

Slope between two points

√

Square Root Calculator

Calculate the square root of n

📉

Standard Deviation Calculator

Sample and population SD