- Version: 1.0
- Size: 1.52 MB
- Release date: 2026-09-29
- Min iOS: 17.0
- Bundle ID: com.keyon.tsubomoto
- Version: 1.2
- Size: 14.48 MB
- Release date: 2026-04-21
- Min iOS: 17.0
- Bundle ID: com.keyon.torafigu
- Version: 1.0.1
- Size: 136.98 MB
- Release date: 2025-11-16
- Min iOS: 26.0
- Bundle ID: com.keyon.hugaku-quiz