All Tools

Purchase Power Planner

by PropTabs

See how your income, debts, and future mortgage payment affect what you can afford.

Find your DTI, estimate your max payment, and see what is limiting your next purchase.

Income

Borrower 1

$8,500/mo
040,000

Borrower 2 (co-borrower)

$0/mo
040,000

Other Income

$0/mo
08,000
Total gross monthly income$8,500.00

Current Housing

$0/mo
05,000

Monthly DebtsInclude all minimum monthly payments that will appear on your credit report: car loans, student loans, credit cards, personal loans.

Auto LoanAuto Loan$450.00/mobal: $18,000
Student LoanStudent Loan$300.00/mobal: $22,000
Total debt payments$750.00/mo

Add a Debt

New Property

$450,000
50,0002,000,000
10.0% ($45,000)
350
7%
312

$450.00/mo

/mo

/mo

/mo

Principal + Interest$2,694.48
Taxes + Insurance + HOA + PMI$600.00
Total Housing Payment (PITIA)$3,294.48

DTI Dashboard

43%
2857
Front-End DTI (housing only)Monthly housing payment divided by gross monthly income. Lenders typically prefer under 28%.38.8%
Getting Tighter
Back-End DTI (all debts)Total monthly debt obligations (housing + all debts) divided by gross monthly income. Most lenders cap this at 43%-45%.47.6%
Lender Dependent

Max Housing Payment

$2,905.00

At 43% DTI limit with current debts

Max Purchase Price

$384,954

10.0% down, 7% rate, 30yr

Back-end DTI of 47.6% exceeds the 43% limit. Reduce debts or purchase price.

Limiting factors

Monthly debts consuming8.8% of income
Housing over budget by$389.48/mo

Debt Payoff SimulatorToggle which debts you plan to pay off before closing to see the impact on your buying power.

Check debts you plan to pay off before buying. Enter balances above to use this feature.

Back-End DTI after payoff47.6%
Lender Dependent

Max Purchase Price (after payoff)

$384,954

Cash Efficiency: Where Does Your Next $10,000 Work Harder?Compare using cash toward a larger down payment vs. paying off debt before closing.

Extra $10,000 Toward Down Payment

Down payment$55,000 (12.2%)
Monthly P+I reduction-$66.53/mo
New back-end DTI46.8%

Extra $10,000 Toward Debt Payoff

Add debts with balances at or under $10,000 above to see this comparison.

This calculator provides estimates for educational purposes only. Actual lender decisions depend on credit score, loan type, property details, and underwriting guidelines. Consult a licensed mortgage professional before making financial decisions.