VAT Calculator
Add or remove VAT (21%, 10%, 4%) from any amount.
Finance
VAT, compound interest and more calculators to get your accounts in order.
Tools in Finance
Compound Interest Calculator
Simulate the growth of your savings or investment.
Percentage Calculator
Calculate X% of a number, what percentage A is of B, and the change between two values.
Tip Calculator
Calculate the tip, the total with tip and how much each person at the table pays.
Simple Interest Calculator
Calculate the simple interest and final amount of an investment or loan.
Loan and Amortization Calculator
Calculate monthly payment, amortization schedule and total payable (French, German, American systems).
Inflation and Purchasing Power Calculator
Calculate how inflation erodes money's value over time (forward, backward or cumulative).
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Articles about Finance
How to Calculate Tips and Split the Bill Among Several People
Learn to calculate tips by country, how much to leave and how to split the bill fairly. Includes country table, formulas and common errors.
3 min readHow to Calculate Percentages: Complete Guide with Formulas and Examples
Learn to calculate percentages step by step. Formulas, quick example table and common errors when calculating discounts, taxes and percentage changes.
3 min readSimple Interest: Formula, Examples and Difference from Compound Interest
Learn to calculate simple interest step by step. Formula I = P × r × t, comparison with compound interest, real examples and when this type of interest is used.
3 min readLoan and Amortization Calculator: Payment, Schedule and Total
Calculate the monthly payment, full amortization schedule and total payable of any loan. French, German and American systems explained with examples.
3 min readInflation Calculator: Money Value Over Time
Calculate how inflation reduces purchasing power. Modes: future, past, cumulative. INE, ECB, BLS, ONS rates. Free.
4 min read