Mortgage & Home Loan Planner
Estimate your monthly payment, total interest, and see how extra principal or a different term changes your payoff over time. All calculations run locally in your browser.
30 years
Monthly payment
$0
principal + interest
Total interest
$0
Payoff time
0 yrs
Balance snapshot
Year 0 vs mid vs end
Bars compare how much principal you still owe at the start, halfway through, and at payoff with and without extra payments.
Standard schedule
With extra principal
This tool is for education only and does not replace advice from a lender or financial professional.