Calculators
Explore your options with real numbers before you apply.
Purchase Calculator
LIVE RATESEstimate your monthly payment, down payment, and cash needed to close on a home purchase.
Refinance Calculator
LIVE RATESSee your new monthly payment, equity position, and estimated closing costs for a refinance.
Investment Property
INVESTOR LOANSAnalyze Fix & Flip, DSCR, Bridge, and Construction loans with cash flow and deal metrics.
All calculator results are estimates for planning purposes only. Actual rates, payments, and costs depend on your credit profile, property, and lender.
Understanding Your Mortgage Numbers Before You Apply
One of the most common things we hear from Michigan homebuyers is, "I just want to know what I can afford before I talk to anyone." That is exactly what these calculators are for. They give you a realistic starting point — real numbers you can work with — so that when you do sit down with a mortgage broker, you already have a sense of where you stand.
Mortgage calculators are planning tools, not guarantees. Your actual payment will depend on your credit score, the loan program you qualify for, current interest rates, property taxes, and homeowner's insurance. But running the numbers first helps you walk into the conversation with confidence instead of uncertainty.
Purchase Calculator
The Purchase Calculator is designed for buyers who want to estimate their monthly payment before making an offer. Enter a purchase price, down payment amount, and loan term, and the calculator will show you an estimated principal and interest payment, plus a breakdown of cash needed to close. It pulls current Michigan rate benchmarks so your estimate reflects today's market — not a number from two years ago.
Refinance Calculator
The Refinance Calculator helps homeowners who are wondering whether now is the right time to refinance. Enter your current loan balance, interest rate, and remaining term, then compare it to a new rate scenario. The calculator shows your new estimated monthly payment and how long it would take to break even on closing costs. This is especially useful if you bought your home in the last few years and want to see whether a rate-and-term refinance makes financial sense today.
Investment Property Calculator
The Investment Property Calculator is built for real estate investors evaluating deals. It covers Fix & Flip loans, DSCR rental loans, bridge loans, and construction financing. Enter your purchase price, rehab budget, and expected rent or after-repair value, and the calculator returns cash flow projections, debt service coverage ratios, and deal-level metrics. This tool is available to investors in Michigan and most other states — if you are unsure whether your state is covered, reach out and we will confirm.
A note on accuracy: All calculator results are estimates for planning purposes only. Actual rates, payments, property taxes, and closing costs will vary based on your specific situation. For a personalized breakdown using your actual numbers, ask about a Practice Purchase™ — our detailed pre-application analysis that shows you exactly what to expect before you apply.
Frequently Asked Questions About Mortgage Calculators
How accurate is a mortgage payment calculator?
A mortgage calculator gives you a reliable estimate of your principal and interest payment, but it does not include property taxes, homeowner's insurance, or PMI — costs that can add $300 to $700 or more to your monthly payment depending on your loan and location. Use the calculator as a starting range, then request a full loan estimate from your mortgage broker for a complete picture.
What does PITI mean?
PITI stands for Principal, Interest, Taxes, and Insurance — the four components of a full monthly mortgage payment. Lenders use your PITI payment when calculating your debt-to-income ratio during underwriting. Our calculators show principal and interest; your loan officer will add the taxes and insurance estimates based on the specific property.
How do I calculate my debt-to-income ratio?
Your debt-to-income (DTI) ratio is your total monthly debt payments divided by your gross monthly income. For example, if your new mortgage payment would be $1,800 and your other monthly debts total $500, your DTI is $2,300 divided by your gross monthly income. Most conventional loans require a DTI below 45%, though some programs allow higher ratios with compensating factors.
Should I use a calculator before getting pre-approved?
Yes — running the numbers first helps you walk into your pre-approval conversation with realistic expectations. If the estimated payment on your target price feels comfortable, that is a good sign. If it feels tight, you will know to either adjust your price range or explore programs with lower down payment requirements.
What is the difference between a fixed-rate and adjustable-rate mortgage?
A fixed-rate mortgage keeps the same interest rate for the life of the loan, so your principal and interest payment never changes. An adjustable-rate mortgage (ARM) starts with a fixed rate for an initial period (typically 5, 7, or 10 years), then adjusts periodically based on a market index. ARMs can make sense for buyers who plan to sell or refinance before the adjustment period begins, but a fixed rate offers more predictability for long-term homeowners.