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Financial calculator
Compare common repayment methods under the same loan assumptions and review how principal and interest change each month.
Results assume a fixed rate and end-of-month payments. They are estimates, not a lender's official amortization schedule or loan offer.
Estimated results
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: Monthly payment
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.
Whole-unit estimates assume the rate and repayment terms do not change.
Compare payment burden and total interest for equal-payment and equal-principal repayment under identical terms.
After calculation, review monthly principal, interest, payment, and remaining balance for the selected method.
After calculation, review monthly principal, interest, payment, and remaining balance for the selected method.
After calculation, review monthly principal, interest, payment, and remaining balance for the selected method.
Equal payment offers steadier monthly budgeting. Equal principal starts higher but produces less total interest under the same terms.
It is monthly interest before maturity; the final installment also includes the full principal.
No. Fees, variable rates, and grace periods must be checked with the lender.
Internal values are not rounded, while displayed amounts are rounded to whole currency units.