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Credit card & loan interest calculator
Estimate interest costs, total repayment, and payoff time for a balance with a fixed monthly payment.
Your result
Educational estimate. Check important decisions against complete records.
How this calculator works
Calculations stay in this browser. “Save to Pro” sends this report to your account when signed in with an active membership.
Understand the process →Learn more from the CFPB: credit-card interest and loan amortization.