Free Finance Tools
Make sense of the numbers before you commit. These free finance calculators cover loans, EMIs, mortgages, compound and simple interest, VAT/GST, margins and discounts — instant results, in your browser.
EMI Calculator
Work out the monthly EMI on any loan.
Loan Calculator
Estimate monthly repayments and total interest on a loan.
Mortgage Calculator
Calculate your monthly mortgage payment and total interest.
Compound Interest Calculator
See how savings grow with compound interest.
Simple Interest Calculator
Calculate simple interest and the total amount.
Profit Margin Calculator
Find profit, margin and markup from cost and price.
Discount Calculator
Work out a sale price and how much you save.
VAT Calculator
Add or remove VAT from any amount.
GST Calculator
Add or remove GST, with CGST/SGST split.
Break-even Calculator
Find the units needed to cover your costs.
Tip Calculator
Split the bill and the tip between friends.
Savings Goal Calculator
See how long it takes to reach a savings goal.
SIP Calculator
Estimate the maturity value of a monthly SIP.
PPF Calculator
Project your Public Provident Fund maturity value.
FD Calculator
Calculate fixed deposit maturity and interest.
RD Calculator
Work out recurring deposit maturity and interest.
Gratuity Calculator
Estimate your gratuity payout under the Payment of Gratuity Act.
HRA Exemption Calculator
Work out how much of your House Rent Allowance is tax-exempt.
Zakat Calculator
Calculate the Zakat due on your wealth at 2.5%.
Number to Words (Indian Rupees)
Convert a number to words using lakh and crore.
Mortgage Refinance Calculator
See if refinancing your mortgage saves money and when it pays off.
Auto Loan Calculator
Estimate your car payment with trade-in, down payment and sales tax.
Student Loan Calculator
Find your payment, payoff time and how extra payments save interest.
401(k) Calculator
Project your 401(k) balance at retirement with the employer match.
Roth IRA Calculator
Project your tax-free Roth IRA balance at retirement.
FAHAQ keeps every tool free with no paywalls. Donations help cover the servers and keep it fast and growing — even a couple of dollars makes a difference.
Finance tools — questions
Is my financial data uploaded?
No — all calculations run in your browser; nothing you enter is sent anywhere.