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Calculators
Free online calculators for percentages, numbers, ratios, units, storage and dates.
TOOLS
22 toolsFree Calculators Tools
Percentage CalculatorCalculate percentages, find percentage values, and solve common percentage problems quickly with this free online percentage calculator.→Percentage Change CalculatorCalculate percentage increase or decrease between two numbers and find the exact percentage change with this free online calculator.→Percent Difference CalculatorCalculate the percent difference between two numbers using the standard percentage difference formula with this free online calculator.→Ratio CalculatorSolve ratios, simplify ratio values, and calculate proportional quantities quickly with this free online ratio calculator.→Average CalculatorCalculate the average of multiple numbers quickly and accurately by entering a list of values into this free online average calculator.→Mean CalculatorCalculate the arithmetic mean of a set of numbers quickly and accurately with this free online mean calculator.→Median CalculatorFind the median of a list of numbers by automatically sorting values and calculating the middle value with this free online calculator.→Sum CalculatorAdd multiple numbers and calculate their total instantly with this fast, simple and free online sum calculator for everyday calculations.→Number CalculatorSolve basic arithmetic expressions including addition, subtraction, multiplication and division with this free online number calculator.→Decimal CalculatorPerform accurate addition, subtraction, multiplication and division with decimal numbers using this free online decimal calculator.→Binary CalculatorPerform arithmetic calculations with binary numbers, including addition, subtraction, multiplication and division using this online calculator.→Hex CalculatorPerform arithmetic operations with hexadecimal numbers including addition, subtraction, multiplication and division with this free hex calculator.→Base CalculatorConvert numbers between bases 2 through 36 and work with binary, decimal, hexadecimal and other number systems using this online calculator.→Number Base CalculatorConvert numbers between binary, octal, decimal, hexadecimal and other bases quickly with this free online number base calculator.→Unit ConverterConvert length, mass, temperature, time and other common measurement units quickly with this free online unit converter.→Unit Conversion CalculatorConvert common measurement units for length, weight, temperature and more with this fast and free online unit conversion calculator.→Data Size ConverterConvert digital storage sizes between bytes, KB, MB, GB and TB quickly with this free online data size and storage converter.→KB MB ConverterConvert kilobytes to megabytes and megabytes to kilobytes instantly using decimal or binary storage units with this free online converter.→MB GB ConverterConvert megabytes to gigabytes and gigabytes to megabytes quickly with this free online MB to GB and GB to MB converter.→Bytes ConverterConvert bytes to KB, MB, GB, TB and other digital storage units quickly with this free online bytes and data size converter.→Storage CalculatorEstimate total storage requirements from file size and item count with this free online storage calculator for digital data.→Date CalculatorCalculate dates by adding or subtracting days, weeks, months and years with this free online date calculator for accurate date calculations.→