Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Financial
Loan Payment Calculator
Calculate the fixed monthly payment on an amortizing loan from the principal, annual interest rate, and loan term in years. Use it for car loans, student loans, personal loans, and small-business loans — anywhere you borrow a lump sum and pay it back in equal monthly installments over a fixed period.
Debt
Debt-to-Income Ratio Calculator
Calculate your debt-to-income ratio — the percentage of your gross monthly income that goes to debt payments — exactly the way mortgage lenders compute it. Use it to gauge how lenders will view your application and to identify whether your debt load is comfortable, stretched, or risky.
Key differences
| Loan Payment Calculator | Debt-to-Income Ratio Calculator | |
|---|---|---|
| Category | Financial | Debt |
| Inputs required | 3 | 5 |
| Result | Monthly Payment ($) | Debt-to-Income Ratio (%) |
| What it does | Calculate the fixed monthly payment on an amortizing loan from the principal, annual interest rate, and loan term in years. Use it for car loans, student loans, personal loans, and small-business loans — anywhere you borrow a lump sum and pay it back in equal monthly installments over a fixed period. | Calculate your debt-to-income ratio — the percentage of your gross monthly income that goes to debt payments — exactly the way mortgage lenders compute it. Use it to gauge how lenders will view your application and to identify whether your debt load is comfortable, stretched, or risky. |