| What it does | Free natal chart calculator and astrology tools powered by Swiss Ephemeris
| Independent calculator to check if a home battery pays for itself in your situation
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| Stage | Not given
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| Founded | Not given
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| Based in | ES
| NL
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| Pricing model | Freemium
| Free
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| Pricing | Free natal charts and core tools with no sign-up required. Optional paid readings available at user-determined pricing.
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| Key features | - Natal chart calculation with Sun, Moon, Rising and planetary positions
- Swiss Ephemeris precision for planetary calculations
- Synastry charts for relationship compatibility analysis
- Celebrity chart database and lookup
- Moon phase information
- Chart of the moment transit information
- AI-generated personalized astrological readings
| - Compares battery models from 23 brands on payback time and net result after 15 years
- Calculates with real hourly EPEX prices for dynamic energy contracts
- Processes the end of net metering from 1 January 2027
- Provides negative buying advice if purchase is not worthwhile
- No account or email required
- Generates 10-page PDF advice report with lowest prices from 11 shops
- Free 22-page PDF handbook about home batteries
- Analyzes consumption and solar generation hour by hour for full year
- Three scenarios: pessimistic, most likely and optimistic outcomes
- Updates prices from 11 online shops every morning automatically
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| What makes it different | - No sign-up required for basic natal chart generation
- Free access to all core astrology tools
- Completely private with optional data deletion
- User-set pricing for optional paid readings
| - Truly independent: sells no batteries, has no arrangements with installers, publishes negative buying advice
- No personal data collection: zero signup required, immediate results without email
- Built from personal need: creator did his own calculations after a misleading sales pitch
- Comprehensive research: 384 example households analyzed in 26,112 calculations
- Shows all calculation assumptions: transparent methodology with public data sources
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 16 ● no change since last check |
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| Trust Flow (Majestic) | 1 | 18 |
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| Citation Flow (Majestic) | 28 | 24 |
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| Referring domains (Majestic) | 17 | 18 |
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Lunara
Eerlijk over Thuisbatterijen