Calculators
Payment, APR and overpayment calculators — the site's own worked answers, with the guides behind them.
A rate is only half of a decision: the other half is arithmetic. The calculators here turn an APR, a balance and a term into a monthly payment and a total cost — and every result follows the guide written for it.
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What APR Should I Accept? The Benchmark Table by Product and Band
Fair APR benchmarks for cards, personal loans and auto loans, by score band, dated 2026-11-07: where an offer stops being fair and starts costing dollars.