| What it does | Free marketplace fee calculators for Etsy, eBay and Amazon FBA
| Free Four Pillars of Destiny chart calculator with true solar time
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| Stage | Startup
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| Founded | 2025
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| Based in | Not given
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Charts and tools free. AI readings: 1 reading for $4.99, 3 readings for $9.99, 10 readings for $19.99.
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| Key features | - 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
| - Four Pillars with hidden stems and heavenly stems and earthly branches
- Day Master calculation and analysis
- Ten Gods relationship mapping
- Five Elements distribution with visible and hidden stems
- Luck Pillars with ten-year periods and annual pillars
- True solar time calculation with longitude and equation of time correction
- Two-chart comparison showing stem/branch relations
- Export and print functionality including PDF and JSON download
- Time range input for uncertain birth times
- Bilingual interface in English and Simplified Chinese
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| What makes it different | - 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
| - All calculation rules published and adjustable, showing which rule produced each result
- Solar-term boundaries computed astronomically to the minute with historical time zone accuracy
- No prediction claims; presents charts as cultural and reflective, not scientific forecasts
- Works without birth time by showing stable and candidate pillars
- No account required for calculation; optional saving and one free AI reading after Google sign-in
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 11 ● no change since last check |
| Trust Flow (Majestic) | 0 | 9 |
| Citation Flow (Majestic) | 0 | 30 |
| Referring domains (Majestic) | 0 | 45 |