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All Calculators tools

31 browser-based tools for calculators.

AaPercentage CalculatorCalculate a percentage.↔Percentage ChangeCalculate percentage increase or decrease.+Ratio CalculatorSimplify and compare ratios.★Discount CalculatorCalculate a discount and final price.✓VAT CalculatorCalculate VAT inclusive or exclusive prices.⊕Tip CalculatorCalculate a tip and split a bill.⌘Simple InterestCalculate simple interest.◉Compound InterestCalculate compound growth.✦Mean CalculatorCalculate the mean.◈Standard DeviationCalculate population standard deviation.▣Random NumberGenerate a random integer.◷Random ChoiceChoose an item randomly.✦Ratio SimplifierSimplify a two-number ratio.✦Percentage DifferenceCalculate the percentage difference between two values.✦Percentage Point DifferenceCalculate the difference between two percentages in points.✦Fraction SimplifierReduce a fraction to its simplest form.✦Fraction To DecimalConvert a fraction into a decimal.✦Decimal To FractionConvert a decimal into a simplified fraction.✦Ratio To PercentageConvert a ratio into percentage shares.✦Average Of ThreeCalculate the average of three values.✦Weighted AverageCalculate a weighted average from values and weights.✦Range CalculatorCalculate the range between the smallest and largest number.✦Variance CalculatorCalculate population variance for a list of numbers.✦Prime Number CheckerCheck whether an integer is prime.✦Prime Numbers GeneratorGenerate prime numbers up to a chosen limit.✦Factor FinderFind the factors of an integer.✦GCD CalculatorCalculate the greatest common divisor of two integers.✦LCM CalculatorCalculate the least common multiple of two integers.✦Exponent CalculatorCalculate a number raised to a power.✦Square Root CalculatorCalculate the square root of a number.✦Cube Root CalculatorCalculate the cube root of a number.