| What it does | Free mortgage modeling and affordability tools for homebuyers, homeowners, and investors
| Free Coast FIRE calculator to estimate your retirement savings milestone
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| Stage | Not given
| Startup
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| Founded | Not given
| 2026
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| Based in | US
| Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - Full amortization schedules with principal, interest, equity, and balance tracking month-by-month
- Adjustable-rate mortgage (ARM) analysis and modeling
- Extra payment impact analysis and calculation
- PMI calculation and removal timing
- Refinance and cash-out refinance scenario modeling
- Real-time results updating with any parameter change
- Affordability calculator with conservative, traditional, and maximum estimates
- Scenario comparison side-by-side
- Portfolio analysis for multiple properties
- CSV export functionality
| - Calculate invested assets needed today for Coast FIRE milestone
- Interactive calculator with real-time updates as you edit inputs
- Compare multiple contribution scenarios with projected retirement assets
- Explore return assumptions with sensitivity analysis
- Five related FIRE calculators: Coast, Barista, Fat, Lean, and FIRE Number
- Customize metro area budget or enter your own annual spending
- Transparent formulas and documented verification checks
- All calculations performed in browser with no data uploads
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| What makes it different | - Real-time results updating as you change any loan parameter
- No signup required to start using the calculator
- Embeddable widgets for banks, credit unions, and mortgage teams
- Available as Android app for on-the-go mortgage planning
| - Free with no account required and calculations run entirely in your browser
- Transparent assumptions with linked original research and sources
- Deterministic scenarios and educational model focused on inspection and understanding
- Multiple complementary calculators for different retirement planning questions
- Public correction process and documented model updates
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 6 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 10 |
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| Citation Flow (Majestic) | 0 | 20 |
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| Referring domains (Majestic) | 0 | 12 |
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