Free finance calculators you can embed
Every calculator below is free to embed on your own blog or website — no cost, no signup, no API key. They're mobile-friendly, auto-resize to fit your page, and include only a small credit link back to us. Give your readers a genuinely useful tool in about a minute.
How to embed (3 steps)
- Pick a calculator below and open its page.
- Scroll to "Add this calculator to your site — free" and click Copy embed code.
- Paste the code into your post's HTML. That's it — it sizes itself automatically.
All 25 calculators
Estimate the monthly payment and total interest on any fixed-rate loan.
Mortgage Refinance CalculatorSee your potential monthly savings and break-even point on a refinance.
Debt Payoff CalculatorFind out how long it takes to clear a debt and what it costs in interest.
Credit Card Payoff CalculatorEscape the minimum-payment trap and build a payoff plan.
Compound Interest CalculatorProject how savings and investments grow over time.
Retirement Savings CalculatorEstimate your nest egg at retirement based on your savings rate.
Business Loan CalculatorEstimate payments and total cost of a small business loan.
Emergency Fund CalculatorCalculate your safety-net target and how fast you can reach it.
Mortgage CalculatorEstimate your full monthly payment including taxes, insurance, and PMI.
Auto Loan CalculatorEstimate your car payment and total cost, including trade-in and sales tax.
Home Affordability CalculatorFind out how much house you can afford using the 28/36 rule.
Rent vs. Buy CalculatorCompare the true long-term cost of renting versus buying a home.
Debt Consolidation CalculatorSee if combining your debts into one loan could lower your rate and payment.
Balance Transfer CalculatorSee how much a 0% balance transfer could save versus carrying your current card.
Debt Snowball vs. Avalanche CalculatorCompare both payoff strategies across all your debts and see which saves more.
Debt-to-Income (DTI) CalculatorCalculate the debt-to-income ratio lenders use to approve loans and mortgages.
401(k) CalculatorProject your 401(k) balance at retirement, including the employer match.
FIRE CalculatorFind your financial independence number and how many years to reach it.
ROI CalculatorCalculate total return, net profit, and annualized return on an investment.
CD CalculatorCalculate the maturity value and interest earned on a certificate of deposit.
Net Worth CalculatorAdd up your assets and liabilities to find your net worth.
50/30/20 Budget CalculatorSplit your take-home pay into needs, wants, and savings.
Savings Goal CalculatorSee how long it takes to reach a savings goal, interest included.
Salary-to-Hourly CalculatorConvert an annual salary to hourly, weekly, biweekly, and monthly pay.
Life Insurance Needs CalculatorEstimate the coverage your family needs with the DIME method.
Embed terms (the short version)
- Free for personal and commercial sites.
- Please keep the small "FinanceMyself" credit link that comes with the code.
- Don't alter the calculator's logic or present it as your own tool.
- The calculators are educational and not financial advice — that notice stays with them.
Questions or want a custom tool? Get in touch.