Calculate debt free date from balance, rate and payment — see payoff date, months and total interest.
Calculate debt free date from balance, rate and payment — see payoff date, months and total interest.
Enter values above and click Calculate — results will appear here with the formula explained.
Debt free date is today plus months to payoff calculated via amortization. Total interest is payment*months - balance.
Assumes no new debt, constant rate and payment. Extra payments cut months significantly.
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Debt free date is today plus months to payoff calculated via amortization. Total interest is payment*months - balance. Formula: Months = -log(1 - r*b/p)/log(1+r) where r=APR/12, b=balance, p=payment; Date = today + months
Debt Free Date Calculator computes calculate debt free date from balance, rate and payment — see payoff date, months and total interest. Formula: Months = -log(1 - r*b/p)/log(1+r) where r=APR/12, b=balance, p=payment. Example: With $25k at 18% APR, $600/mo: payoff in 62.
Calculate debt free date from balance, rate and payment — see payoff date, months and total interest. Formula: Months = -log(1 - r*b/p)/log(1+r) where r=APR/12, b=balance, p=payment; Date = today + months
| Field | What to enter |
|---|---|
| Total debt balance ($) | e.g. 25000 |
| Average APR (%) | e.g. 18 |
| Monthly payment ($) | e.g. 600 |
All fields use the exact formulas shown below — results include step-by-step breakdowns you can verify by hand.
Debt free date is today plus months to payoff calculated via amortization. Total interest is payment*months - balance.
Assumes no new debt, constant rate and payment. Extra payments cut months significantly.
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With $25k at 18% APR, $600/mo: payoff in 62 months (~5y 2m), debt free around Oct 2031 if today Sep 2026.
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