| What it does | Free, real-time 401(k) calculator showing contributions, employer match and compound growth
| Free 3D body shape tool from height, weight, and measurements
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| Stage | Not given
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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 | - Live, real-time calculations that update as you type
- Breaks down balance into contributions, employer match and investment growth
- No signup or account required
- All calculations run in the browser with no data stored
- Updated for 2026 IRS contribution limits
- 11 focused calculators for different 401(k) scenarios
- Visual chart showing balance growth over time
- Employer match calculator
- Roth vs traditional comparison tool
- Early withdrawal penalty calculator
| - 3D body shape preview from height, weight, and optional measurements
- Current and goal silhouette comparison
- BMI, waist-to-height ratio, and waist-to-hip ratio calculations
- No photo upload required
- Metric and imperial unit support
- Rotate and zoom 3D model preview
- Estimated body fat percentage calculation
- Separate tools for BMI, height comparison, weight simulation
- Waist, hip, chest, inseam, and shoulder measurement inputs
- No account or personal profile required
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| What makes it different | - Fully transparent formulas shown for every calculation
- IRS-accurate calculations verified against official guidance
- No advertising or sponsored products
- Complete privacy with client-side-only calculations
- Worked examples showing calculations step-by-step
| - No photo upload or signup required
- Completely free to use
- Measurements not stored or tracked
- Works entirely in browser without scans or wearables
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 8 ▲ +1 (up) since last check | 14 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 17 | 5 |
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| Citation Flow (Majestic) | 10 | 29 |
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| Referring domains (Majestic) | 19 | 112 |
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401k Calculator
Body Visualizer