| What it does | Ascendant calculator for Italy and the world with IANA timezone conversion and historical rules
| Free Four Pillars of Destiny chart calculator with true solar time
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| Stage | Not given
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| Founded | Not given
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| Based in | IT
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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 | - IANA timezone conversion with historical rules for accurate local to UTC conversion
- Supports over 7,800 Italian cities and 165,000 global cities
- Shows margin of error with ±15, ±30, or ±60 minute options
- Multi-level personalized reading including base description, decan analysis, and sun-ascendant synthesis
- Daylight saving time automatically applied based on historical rules for location and date
- All calculations processed locally in browser with no data sent to external services
- Cusps warning to alert when result is near a zodiac sign boundary
- Monthly table tool for quick checks across different times and signs
- Combined moon and ascendant calculator in one tool
- Chrome extension for quick ascendant checks from the browser
| - 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 | - Transparent about uncertainty: displays margin of error and warns when result is near sign boundaries
- Uses reliable IANA timezone database with historical rules, not approximations
- Privacy-first: all computation happens locally in the browser without storing or sending personal data
- Clear explanations of calculation method, limits, and how to interpret results
- Independent project maintained transparently by a single developer
| - 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 |
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| DR (Domain Rating by Ahrefs) | 20 ● no change since last check | 11 ● no change since last check |
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| Trust Flow (Majestic) | 8 | 9 |
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| Citation Flow (Majestic) | 23 | 30 |
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| Referring domains (Majestic) | 53 | 45 |
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