Financial Calculators & Tools

Free online calculators to help you make better financial decisions

US Calculators

Mortgage Calculator

Monthly PITI payment with tax, insurance, and PMI

401(k) Calculator

Project retirement balance with employer match

Roth IRA Calculator

Tax-free retirement growth projection

Sales Tax Calculator

State-by-state US sales tax with combined local rates

Loan & EMI

EMI Calculator

Calculate monthly EMI for home, car, or personal loans

Simple Interest Calculator

Calculate interest on loans and investments easily

Loan Comparison

Compare two loan offers side by side

Investment & Savings

SIP Calculator

Plan your mutual fund SIP investments

Lumpsum Calculator

Estimate returns on a one-time investment

Compound Interest Calculator

See how compounding grows your money

FD Calculator

Calculate fixed deposit maturity amount

PPF Calculator

Estimate Public Provident Fund maturity

Planning & Tax

Retirement Calculator

Plan how much you need to save for retirement

Inflation Calculator

See how inflation erodes your purchasing power

GST Calculator

Calculate GST with CGST, SGST & IGST breakdown

Gratuity Calculator

Estimate gratuity based on salary & service years

Salary Calculator

Convert CTC to in-hand salary with full breakdown

Why Use Our Financial Calculators?

100% Free & Private

All calculations happen in your browser. No data is stored or sent to any server.

Accurate Formulas

Industry-standard formulas used by banks and financial institutions.

US & India Coverage

Mortgage, 401(k), Roth IRA and sales tax for the US — alongside EMI, SIP, PPF, GST and gratuity for India.

Know the number. Now track the money.

A calculator tells you what something should cost. Daily Expense Tracker shows you where your money actually went — every expense, bill and subscription in one place.

  • ✓ Track expenses in seconds — or by messaging WhatsApp
  • ✓ Ask Dex where your money went, in plain English
  • ✓ Budgets, EMIs, recurring bills and investments
  • ✓ Weekly and monthly reports, automatically
Start tracking free See pricing

Free plan, no card needed. Pro is unlocked free for your first 7 days.