The extra payments will allow you to pay off your remaining loan balance 3 years earlier. The mortgage payoff calculator helps you find out.Free mortgage payoff calculator to evaluate options to pay off a mortgage earlier, such as extra payments, bi-weekly payments, or paying back altogether. Use our amortization calculator, type in a dollar figure under "Loan amount. Use SmartAsset's free Texas mortgage loan calculator to determine your monthly payments, including PMI, homeowners insurance, taxes, interest and more. NerdWallet's early mortgage payoff calculator figures out how much more you need to pay. NerdWallet's early mortgage payoff calculator figures out how much more to pay. Extra mortgage payments can help you pay off your home loan early. Discover how with Flagstar's mortgage loan calculator with extra payments. It will also show you how long it will take to pay off the loan at the higher monthly payment.