TrueCostLab
Mortgage Calculators
These calculators help users understand mortgage decisions such as affordability, loan payoff timing, and the financial trade-offs between renting and buying.
Home Affordability Calculator
Estimate how much house you can afford based on income, debt, down payment, and monthly budget.
Rent vs Buy Calculator
Compare renting and buying over time, test different timelines, and see which option makes more financial sense.
Down Payment Calculator
Calculate your down payment, closing costs, and total cash needed based on home price and loan type.
Mortgage Payment Calculator
Estimate your monthly mortgage payment, total interest, and full loan cost based on rate, term, and loan amount.
Mortgage Refinance Calculator
Compare your current mortgage with a refinance scenario, estimate break-even time, and see if refinancing is worth it.
Mortgage Payoff Calculator
See how extra payments reduce your mortgage term and help you become debt-free sooner. Compare strategies and find the fastest payoff plan.
Extra Mortgage Payment Calculator
Paying $200 extra/month on a $400k mortgage saves $47,000 and cuts 4 years. See your exact savings in 30 seconds.
Amortization Calculator
On a $400k mortgage at 6.8%, you pay $431,000 in interest over 30 years - more than the loan itself. See your full breakdown by year.
How to Use These Calculators
Buyers can use these tools together to plan their homeownership journey:
- affordability first
- down payment planning
- mortgage payoff simulation
- refinance scenarios
Related Mortgage Decisions
Major decisions homeowners face include:
- buying vs renting
- choosing loan size
- managing payoff speed
- refinancing strategy
Mortgage Guides
Explore practical guides that help you evaluate affordability, renting versus buying, and whether extra mortgage payments make sense for your situation.
How Much House Can I Afford?
Learn how to think about income, monthly payment limits, and upfront costs before choosing a home budget.
Is It Better to Rent or Buy?
Compare flexibility, ownership costs, time horizon, and long-term financial tradeoffs.
Should I Pay Extra on My Mortgage?
Understand when extra payments reduce interest meaningfully and when your money may be better used elsewhere.