Plan, budget and decide with confidence.
Currency, tax, interest and savings calculators with transparent formulas you can verify.
Popular Finance tools
Compound Interest Calculator
Project savings growth with compounding and deposits.
Loan / EMI Calculator
Estimate monthly repayments, total interest and cost.
Profit Margin Calculator
Find profit, profit margin and markup from your cost and selling price.
Hourly to Salary Calculator
Convert an hourly rate to yearly salary — and salary back to hourly.
Simple Interest Calculator
Calculate simple interest and the total amount from principal, rate and time.
GST Calculator
Add or remove GST with Indian slab presets (5%, 12%, 18%, 28%).
Sales Tax Calculator
Add sales tax to an amount, or extract the net and tax from a total.
VAT Calculator
Add VAT to a net price or extract VAT from a gross price.
Savings Goal Calculator
See how many months it takes to reach a savings goal at your monthly rate.
CAGR Calculator
Compound annual growth rate from start value, end value and years.
Newest
Hourly to Salary Calculator
Convert an hourly rate to yearly salary — and salary back to hourly.
VAT Calculator
Add VAT to a net price or extract VAT from a gross price.
GST Calculator
Add or remove GST with Indian slab presets (5%, 12%, 18%, 28%).
CAGR Calculator
Compound annual growth rate from start value, end value and years.
Learn about Finance
How Loan EMI Is Calculated: The Formula Explained
How the EMI formula turns a loan amount, rate and term into a monthly payment, plus tips for borrowing at a lower cost.
How Compound Interest Works: Formula and Examples
How compound interest grows money, the formula behind it, how it compares with simple interest, and tips for getting more from it.
How Simple Interest Works: Formula and Worked Example
The simple interest formula, a worked example, and when simple interest applies in place of compound interest.
How to Calculate Sales Tax (and Remove It From a Total)
How to add sales tax to a price, how to work backwards from a tax-inclusive total without the common mistake, and a worked example.
How to Calculate Profit Margin (with a Worked Example)
The formulas for profit margin and markup, a worked example, and how to price with the right number.
How Long Will It Take to Reach a Savings Goal?
How to work out the months needed to hit a savings target, a worked example, and why inflation moves the goal.
Hourly to salary: the 2,080-hour rule and its limits
How yearly salary is derived from an hourly rate, when the calculation oversimplifies, and how to compare two job offers fairly.
VAT explained: adding and removing tax the right way
The formula for adding VAT to a net price and removing it from a gross price — plus the one mistake everyone makes in reverse.
GST rates in India: slabs, CGST and SGST explained
How India’s four GST slabs split between centre and state, when IGST applies, and how to add or remove GST from a price.
What is CAGR: annualized growth without the jargon
The compound annual growth rate formula, a worked example, and why it disagrees with simple averages when returns are volatile.
Finance FAQ
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