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Loan Calculator

The Ultimate Offline Loan, Mortgage, and Amortization Calculator.

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Instant Calculations

Get immediate calculations for your monthly payments, total interest payable, and the total cost of your loan as soon as you type.

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Amortization Schedules

View a detailed periodic breakdown showing exactly how much of each payment goes toward the principal balance versus the interest over the lifetime of the loan.

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Extra Payments Simulator

Calculate how adding extra one-time, monthly, or yearly payments can dramatically shorten your payoff duration and save you thousands in interest.

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Interactive Breakdown Charts

Beautiful, touch-friendly charts help you visually explore the progress of your loan balance and compare interest vs. principal ratios over time.

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Compare Loan Options

Quickly adjust rates, terms, and down payments to compare different financial scenarios side-by-side to make the best borrowing decisions.

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100% Private & Offline

Your financial decisions are personal. The app requires no internet connection, no user accounts, and tracks absolutely zero personal data. All calculations run strictly on your device.