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CalcMoney vs. Zillow

Zillow is the dominant real estate marketplace. We are the calculator-first alternative for mortgage math. Here is how the two stack up when you need to run the numbers.

CalcMoney

Built around deep mortgage math. Full PITI breakdown, full amortization schedule with chart, AI-powered insight per calculation, scenario saving, and PDF export. Plus 33+ calculators across retirement, tax, debt, and investing β€” not just home buying.

Zillow

The largest home listing platform in the US. Mortgage calculator is a small part of their product, embedded in listings. Strong for browsing homes, checking Zestimates, and getting a quick payment estimate on a specific property. Not built for financial planning depth.

Feature-by-Feature Comparison

Updated March 2026
FeatureCalcMoneyZillow
Mortgage CalculatorFull PITI breakdown + amortization chart + AI insightBasic monthly payment estimate
Real-Time Mortgage Rate DataYes β€” live national averages in calculatorYes β€” from Zillow Home Loans
Home Affordability CalculatorYesYes
Refinance CalculatorYesBasic
Amortization ScheduleFull annual breakdown with chartNo
PITI Breakdown (Tax + Insurance + PMI)Yes β€” auto-calculates by ZIP codePartial
AI-Powered AnalysisYes β€” per calculation streaming insightNo
Non-Mortgage Calculators33+ (FIRE, debt payoff, investing, tax, etc.)None
Property Search / ListingsNoYes β€” core product
Zestimate Property ValuesNoYes β€” proprietary AVM
Rental Market DataNoYes
Page Speed (Calculator Page)FastHeavy (full real estate platform)
PrivacyMinimal trackingExtensive (marketplace platform)
Save and Compare ScenariosYes (free account)No

The Verdict

Choose CalcMoney if you want deep mortgage math β€” full PITI breakdown, amortization schedule, scenario comparison, and AI analysis of your results.

Choose Zillow if you need to find a home, check Zestimates, or browse listings. That is what they do, and they do it better than anyone.

Once you find the home on Zillow, run the actual numbers on CalcMoney.

Try It Yourself