All calculations run in your browser. No login required. · Updated for AY 2026-27
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🇦🇺 Australia · AUD 🇮🇳 India · INR

USA Financial Calculators

Free, accurate calculators for American investors, homeowners, and taxpayers. Launching soon.

We are building a full suite of US financial calculators with the same accuracy and depth as our India tools. Here is what is coming:

Planned USA Calculators

Mortgage Calculator

Monthly payment, total interest, amortization schedule for any US home loan.

401(k) Calculator

Project your retirement corpus with employer match, contribution rates, and investment returns.

Income Tax Calculator

Federal income tax for 2026, both standard and itemized deductions, all filing statuses.

Compound Interest Calculator

Future value of a lump sum or recurring investment at any compounding frequency.

Auto Loan Calculator

Monthly payment and total cost for car loans — including down payment and trade-in.

Student Loan Calculator

Monthly payment, payoff date, and total interest for federal and private student loans.

Retirement Savings Calculator

How much you need to retire — with Social Security estimates, inflation, and withdrawal rate.

Refinance Calculator

Break-even analysis and lifetime savings from refinancing your existing mortgage.

Savings Goal Calculator

Monthly savings needed to reach any financial goal by a target date.

Loan Amortization Calculator

Full payment schedule — principal vs interest split for every month of any loan.

In the Meantime

Our India calculator suite is live now — covering SIP, EMI, PPF, income tax, HRA, NPS, and more. The underlying financial mathematics and educational approach is identical to what we will bring to the USA suite.

Explore India Calculators →

Want to be notified when USA calculators launch? Email us at support@blackbeltcodelabs.com with subject line "USA Launch Notification".

Data sources: Australian data from the Australian Taxation Office (ATO). Indian data from SEBI and RBI. For personalised advice, consult a qualified financial professional.Reviewed by Emma Hartley, CFA Charterholder. .