Free Online Calculators
Simple calculators with formulas and worked examples.
Money and tax
VAT CalculatorAdd or remove VAT at any ratePercentage CalculatorPercent of a number, change, discountSavings InterestCompound interest with optional tax
Dates and travel
All calculators run in your browser: the numbers and dates you enter are never sent to a server.
The Ukrainian and Russian versions also include Ukrainian salary, vacation pay and sole proprietor tax calculators.
Updated: