Quick guide
How to use this calculator
- Enter all amounts in one consistent currency.
- Use the rate and whole-period timing named by each visible label.
- Read the result together with its phase, fee, security, and contract exclusions.
Calculation method
Calculation method
The entered loan amount uses level monthly amortization at nominal annual rate/12 over the entered term.
Entered monetary components use exact fixed-decimal arithmetic. Amortizing phases use the reviewed stable loan schedule and round only for presentation.
Worked example
Worked example
A 12,000 zero-rate home-equity loan over 12 months has payments of 1,000.
The entered loan amount uses level monthly amortization at nominal annual rate/12 over the entered term.
Supported inputs
Precision and limits
Visible input limits
Amounts are capped at 1e12, rates at 1000%, phases at 1,200 months, and fixed decimals at 12 places.
Estimate, not advice
The tools model only entered cash flows and contract components. They do not assess approval, legal enforceability, property value, future variable rates, or refinancing availability.
International scope
No currency, country, lender threshold, secured-credit law, tax treatment, fee rule, or consumer protection is assumed.
Calculator-specific assumptions
This estimates a payment scenario only. It does not value property, calculate available equity, impose an LTV threshold, or predict approval. The home secures the real loan.