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Loan calculator
Estimate the time to repay a debt, total repayment, and interest from the balance, rate, and monthly payment.
See how long payoff may take and estimate the final payment if the current terms stay unchanged.
How to read these results
These values are calculated from your current inputs. Check the input units and this calculator’s stated assumptions or included scope alongside the results.
Primary result: Time until payoff
Supporting value: Total repayment
Use the result for your next decision
Compare the primary result with your target or another option, then change only the conditions you want to test and recalculate. Before acting, also check the calculator-specific guidance and applicable conditions.
Keep up to three calculated result snapshots only for this page session and compare them with the current result. Inputs, URLs, and browser storage are not used.
Shares only the calculator name and displayed result summary. Inputs and URLs are not included or stored.
Uses your browser’s print feature without uploading or automatically saving your inputs or results.
A planning estimate assuming a fixed rate and the same payment every month.
Calculate to see the estimated payoff period and total interest.
The calculator adds monthly interest and subtracts the payment repeatedly until no balance remains.
In the last month, the remaining principal and interest may be less than the regular payment.
Yes. The balance is divided by the payment, with any partial remainder counted as one month.
The payment does not exceed accruing interest or the balance would remain after 100 years.