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Make smarter money decisions.

Free, instant financial calculators for every major money decision. From mortgage payments to retirement projections — just enter your numbers and go.

— Calculators

Popular 🏠 Mortgage Calculator Estimate your monthly payment, total interest, and true cost of a home loan. Calculate → 💳 Debt Payoff Planner Find out exactly when you'll be debt-free and how much interest you'll pay. Calculate → 📊 Budget Calculator Apply the 50/30/20 rule to your paycheck and find out how much you can save. Calculate → High CPM 💸 Credit Card Interest See the true cost of carrying a credit card balance and when you'll pay it off. Calculate → 🎯 Retirement Savings Project your retirement balance based on age, contributions, and expected returns. Calculate → 📈 Compound Interest See the power of compounding on any investment over time. Calculate → 📉 Stock Return Calculator Calculate total profit or loss on a stock investment including dividends. Calculate → 🔄 Dollar Cost Averaging See how regular fixed investments grow over time into serious wealth. Calculate →
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Take the calculators offline with free Excel spreadsheets.

Every calculator on this site has a matching Excel spreadsheet you can download and keep forever. Pre-built formulas, color-coded inputs, and a How To Use guide in every file.

Budget Planner Debt Tracker Savings Goals Net Worth Investments Loan Payoff Retirement Bill Tracker
✓8 spreadsheets
✓100% free
✓Excel & Google Sheets
✓No email needed
⬇  Browse Free Spreadsheets 8 templates · instant download

About FinCalcs

FinCalcs is a free collection of financial calculators built for anyone who wants clear, honest answers to real money questions — without ads obscuring the results, paywalls blocking the tools, or sign-up forms slowing you down.

Each calculator is designed to be straightforward: enter your numbers, get your answer, and understand what it means. We include plain-English explanations and real-world examples alongside every tool so you leave with actual insight, not just a number.

Beyond the calculators, we offer free downloadable Excel spreadsheets so you can take your financial planning offline. Browse all free spreadsheets →

FinCalcs covers the decisions that matter most: buying a home, paying off debt, planning for retirement, and building long-term wealth through consistent investing. Learn more about the site →