| What it does | Free Coast FIRE calculator to estimate your retirement savings milestone
| 2026 paycheck estimates with line-by-line tax breakdowns for every state
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| Stage | Startup
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| Founded | 2026
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| Based in | Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - 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
| - Salary and hourly paycheck calculator for all 50 states plus DC
- Line-by-line tax breakdown with sources cited from IRS and state tables
- W-4 step-by-step configuration with credits and allowances
- Overtime, tips, bonuses, and pre-tax deduction inputs
- Local tax calculations for NYC, Yonkers, and Philadelphia
- Pay stub verification and comparison tools
- Comparison of job offers after tax
- Take-home pay map by state
- Guides on tax topics and paycheck literacy
- 43 published test cases verifying calculator accuracy
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| What makes it different | - 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
| - Cites specific IRS and state tax tables for every line, verified October 9, 2026
- Line-by-line breakdown shows exactly how each tax is calculated
- Handles complex scenarios including two jobs, W-4 Step 2, multiple employers, and local taxes
- Results can be shared without exposing personal data in the URL
- Clear guidance on limitations: estimates, not tax or payroll advice
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 6 ▼ −1 (down) since last check | Not checked yet ▼ −2 (down) since last check |
| Trust Flow (Majestic) | 10 | 0 |
| Citation Flow (Majestic) | 20 | 0 |
| Referring domains (Majestic) | 12 | 0 |