Free online calculators and math tools for all your calculation needs. From basic arithmetic to advanced mathematics.
Advanced scientific calculator with trigonometric, logarithmic, and exponential functions.
Open ToolConvert between different units of measurement (length, weight, volume, etc.).
Open ToolPerform calculations with fractions including addition, subtraction, multiplication, and division.
Open ToolCalculate percentages, percentage changes, markups, and discounts easily.
Open ToolCalculate area, perimeter, volume, and surface area of various geometric shapes.
Open ToolPerform matrix operations including addition, multiplication, and determinants.
Open ToolCalculate mean, median, mode, standard deviation, and other statistical measures.
Open ToolConvert numbers between binary, decimal, hexadecimal, and octal.
Open Tool