Finance & Business Calculators
Loans, investing, tax and business math for everyday money decisions. 20 free tools and counting.
Money maths is mostly one idea — compounding — pointed in different directions: loans charge it, investments earn it, inflation erodes with it. These tools make the numbers concrete: what a loan really costs, what a monthly investment grows into, and what a price becomes with tax added or stripped out. Charts show the curve, not just the endpoint.
Loan EMI Calculator
Calculate your Equated Monthly Instalment, total interest and full amortisation schedule for any loan.
Simple Interest
Interest earned on principal only, with no compounding.
Compound Interest
See how an investment grows with compounding over time.
Mortgage Calculator
Estimate monthly home-loan repayments and total interest.
GST / VAT Calculator
Add or remove sales tax from any amount.
ROI Calculator
Return on investment as a percentage and net gain.
CAGR Calculator
Compound annual growth rate of an investment.
Savings & FD
Maturity value of a fixed deposit or recurring savings.
Profit Margin
Gross profit and margin from cost and selling price.
Salary Calculator
Convert a wage between hourly, weekly, monthly and annual pay.
SIP Calculator
Future value of a monthly systematic investment plan.
Break-Even Calculator
Units and revenue needed to cover your costs.
Markup Calculator
Selling price and margin from cost and markup percentage.
Down Payment Calculator
Down payment and loan amount for a home or big purchase.
Inflation Calculator
How inflation changes the cost and buying power of money over time.
Credit Card Payoff
How long to clear a card balance and the interest it will cost.
Loan Affordability
The loan amount a monthly budget can support at a given rate.
Savings Goal
The monthly saving needed to reach a target amount by a deadline.
Debt-to-Income Ratio
The ratio lenders use to decide how much you can borrow.
Overtime Pay Calculator
Total pay from regular hours, overtime hours and the overtime rate.