| What it does | Free FIRE financial planner with Monte Carlo simulation and historical backtesting
| Clear, privacy-first online tools
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| Stage | Established
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| Founded | 2019
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| Based in | Not given
| US
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - Monte Carlo simulation with up to 5,000 runs
- Historical backtesting against every market period since 1872
- US federal, state and payroll tax calculations for all 50 states
- Roth conversion ladder and RMD planning
- Six stress tests including market crash and job loss
- Three withdrawal strategies with 59.5 rule enforcement
- Support for 9 asset types with individual growth rates
- Month-by-month income and expense modeling with custom timelines
- Life event planning
- 9-currency support with auto-detection
| - 130+ tools across 14 categories
- Transparent calculation methods with step-by-step explanations
- Practical guides linked to each tool
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| What makes it different | - Runs entirely in your browser with no account needed or data stored on servers
- Tests retirement against 154 years of historical market data since 1872
- Calculates exact tax liability for all 50 US states plus federal and payroll taxes
- Completely private with no data collection, selling or sharing
- Works offline on Android with full planner functionality
| - Clear explanations of methods and limitations for every tool
- Supporting guides explain related questions and link back to tools
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 12 ● no change since last check | 10 ● no change since last check |
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| Trust Flow (Majestic) | 4 | 7 |
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| Citation Flow (Majestic) | 34 | 29 |
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| Referring domains (Majestic) | 127 | 18 |
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firenum™
ToolExo