AI Verdict
Confidence: HighMarket has established players with better legitimacy, Star-keep shows $0 MRR despite high growth percentage (likely from negligible base), and the fundamental business model of selling 'ownership' of celestial bodies has ethical and legal concerns.
Financials
Buildability
Star-keep
Star-Keepは、本物の天文データに基づいた唯一無二の星を購入し、所有権を主張できる唯一無二の天体登録サービスです。Star-Keepのライブ星図を探索し、未登録の星を購入して命名し、プレミアムデジタル証明書で写真、動画、思い出を永久に保存しましょう。
Celestial registry marketplace with 8710% growth but $0 MRR - novelty gift market with questionable legitimacy.
None - no proprietary data (uses public astronomical data), no network effects, weak brand
- Romantic gift buyers (ages 25-45) seeking unique sentimental gifts for anniversaries, weddings, birthdays
- Space enthusiasts, memorial gift buyers, novelty seekers
- No physical products (could add star maps, plaques)
- Weak certificate design and verification
- No community features
- Limited educational content
- Blockchain-verified certificates with NFT integration
- AR star viewing app
- Educational astronomy packages for schools
- Partnerships with observatories for 'real' verification
Medium - gift purchases can drive word-of-mouth, but limited by novelty factor
- Legal risk - no actual ownership rights
- Market saturation with similar services
- Low repeat purchase rate
- Seasonal demand peaks around holidays
- Potential regulatory scrutiny
$15k-$25k for MVP with 1-2 developers
- Interactive star map with real astronomical data
- Star selection and naming interface
- Digital certificate generator
- Basic payment integration
- User account for certificate access
Skip: Video uploads, Advanced memory preservation features, Multi-language support, Mobile apps