MortgageCalculator.org
MortgageCalculator.org: A free web toolkit for comparing mortgage payments, affordability and refinance scenarios. Ranked #16 of 34 in Mortgage Calculator Apps by our editors (7.9/10); pricing: Free plan; best for broad free mortgage scenario analysis.
At a glance
- Editor score7.9 / 10
- PricingFree plan
- Best forBroad free mortgage scenario analysis
- Free planYes
- Paid fromFree
- Amortization scheduleYes
- Facts checked14 Nov 2026
Where it wins
- Includes taxes, PMI, insurance and HOA costs in payment estimates
- Shows amortization by month or year and models ARM payment resets
- Calculates affordability and refinance break-even savings
Where it doesn't
- Web-only access limits use to an online browser
- Focused on estimates and scenario comparisons, not a full mortgage workflow
- Does not include AI features
Our verdict on MortgageCalculator.org
MortgageCalculator.org brings together free web calculators for people assessing a home purchase, ongoing mortgage costs or refinancing. Its central calculator estimates payments from loan amount, interest rate and term, with inputs for property tax, PMI, homeowners insurance and HOA dues. Results can include amortization tables, and the site also covers affordability, refinance break-even analysis, fixed-versus-adjustable comparisons and ARM payment changes. That breadth makes it useful for individual buyers and homeowners who want to explore scenarios without paying for access.
The standout is the range of mortgage assumptions the calculators can accommodate. Users can compare fixed-rate, adjustable-rate and interest-only scenarios, model ARM payment resets, and estimate affordability using income and debt payments. For refinancing, the tool calculates break-even time, payment savings and net interest savings. Together, these functions help users examine more than the headline monthly payment and see how costs or loan structures could change a comparison. Calculations can also be shared or printed, which suits discussion and record-keeping outside the site.
The product is a focused calculator collection rather than a broader mortgage workflow: its listed capabilities center on estimating and comparing scenarios. Access is web-based, so it is suited to people comfortable working in a browser, not those seeking a dedicated app for another platform. Choose it for free, broad mortgage analysis across purchase, affordability, ARM and refinance questions. It is a less fitting choice if the need is a full mortgage process or AI-assisted features; the published offering is centered on calculators and does not include AI.
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MortgageCalculator.org pricing
MortgageCalculator.org fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Amortization schedule | Yes |
| Affordability analysis | Yes |
| Refinance scenarios | Yes |
| ARM calculations | Yes |
| Property-tax inputs | Yes |
| Insurance inputs | Yes |
| Platform access | Web |
| Deployment | Cloud |
| Platforms | Web |
| Built for | Solo (editorial estimate) |
| Pricing | Free plan |
| Website | mortgagecalculator.org |
| Facts checked | 14 Nov 2026 |
Alternatives to MortgageCalculator.org
- Chase Mortgage CalculatorFree web calculators cover mortgage payments, affordability, refinancing and loan scenarios.9.4
- Bankrate Mortgage CalculatorA free web calculator for detailed mortgage payment and affordability estimates.9.3
- Fannie Mae Mortgage CalculatorA free web calculator with payment breakdowns plus separate affordability and refinance tools.9.2
See all MortgageCalculator.org alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026
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