| What it does | Free calorie calculator with TDEE, BMR, macros and nutrition tools based on published formulas
| Free marketplace fee calculators for Etsy, eBay and Amazon FBA
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| Stage | Not given
| Startup
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| Founded | Not given
| 2025
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| Based in | Not given
| 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 | - BMR calculation using Mifflin–St Jeor formula
- TDEE calculation with activity factors
- BMI and body composition tools
- Calories burned during exercise
- Food database with nutritional values
- AI meal recognition from photos or text
- Recipe nutrition calculator
- No account or signup required
- 41 different calculation tools
| - Etsy fee calculator with itemized fees and net payout
- eBay seller profit calculator with Final Value Fee calculation
- Amazon FBA profit calculator including fuel and logistics surcharge
- Poshmark fee calculator with $2.95 vs 20% comparison
- Mercari fee calculator with 10% flat fee calculation
- Depop fee calculator showing 0% seller fees
- Vinted fee calculator with buyer protection fee analysis
- Transparent formulas and variable explanations
- Rates verified from official seller fee schedules
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| What makes it different | - Published formulas with cited sources and no invented numbers
- Calculations run deterministically in TypeScript, not by language models
- Food database intentionally kept short to avoid generated content
| - Every fee itemized with true net payout and margin shown
- All calculations run client-side in browser with instant and private results
- Rates verified against official platform fee schedules
- No sign-up, no data collection, no paywalls
- Industry-standard formulas with transparent calculations
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 5 ● no change since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 7 | 0 |
| Citation Flow (Majestic) | 24 | 0 |
| Referring domains (Majestic) | 11 | 0 |