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CalcFi

Fintech
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The calculator you can cite — sourced to BLS, Census, and the Fed.

Free financial calculators powered by federal data (BLS, BEA, Census, FRED). 90+ tools for mortgage, tax, retirement, salary — no signup, no paywall.

ByCalcFi
LaunchedTuesday, April 21, 2026

What is CalcFi?

CalcFi is a financial decision-support app that provides over 300 free calculators to help users visualize and manage their financial situations. It synthesizes data from various sources to give a comprehensive view of money matters like mortgages, debts, and retirement planning.

How to use it

To use CalcFi, simply select the type of financial calculator you need from the app's extensive library. Enter your financial data into the calculator, and it will generate insights and results relevant to your situation. You can download a PDF of your results for your records without any signup required.

Background

CalcFi is designed to empower users by providing educational tools for financial planning and decision-making. The app is completely free and prioritizes user privacy, as all calculations occur locally in the browser. With regular updates to tax data and a commitment to accuracy, CalcFi is a reliable resource for anyone looking to improve their financial literacy.

Frequently Asked Questions

Is everything really free, forever?

Yes — 100% free, forever. No signup, no paywalls, no email wall. Optional ads fund us, never you.

How accurate are the results?

Every formula cites an IRS, Fed, Treasury, SSA, or BLS source inline. Results are educational — for personalized advice, consult a licensed advisor.

Do you store my financial data?

No. Calculations run in your browser. Inputs are never sent to our servers. 'Save for next year' snapshots are stored locally in your browser only.

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