Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Economics
Loan Payment Calculator
Compute the periodic payment for a fully amortising fixed-rate loan from the principal, annual interest rate, term in years, and payment frequency. Returns the constant payment that pays off both principal and interest over the loan term.
Fill in the required fields to see your result.
Budgeting
Debt-to-Income Ratio Calculator
Calculate your debt-to-income ratio — the percentage of gross monthly income that goes to debt payments — the same way mortgage lenders compute it. Use it to gauge how lenders will view your application and whether your debt load is comfortable, stretched, or risky.
Fill in the required fields to see your result.
Key differences
| Loan Payment Calculator | Debt-to-Income Ratio Calculator | |
|---|---|---|
| Category | Economics | Budgeting |
| Inputs required | 4 | 2 |
| Result | Payment Amount ($) | Debt-to-Income Ratio (%) |
| What it does | Compute the periodic payment for a fully amortising fixed-rate loan from the principal, annual interest rate, term in years, and payment frequency. Returns the constant payment that pays off both principal and interest over the loan term. | Calculate your debt-to-income ratio — the percentage of gross monthly income that goes to debt payments — the same way mortgage lenders compute it. Use it to gauge how lenders will view your application and whether your debt load is comfortable, stretched, or risky. |