⬇ 100+ downloads
Est. actual: 100
Free
No in-app purchases
No ads
- 📈Last 7 days 0 installs — 100% slower than the week before (+1) · 0/day since Oct 7
- 🛠Updates dormant · updated 313 days ago
Installs since launch
+2 installs
since Oct 7
Update history
2.1.0
Jan 5, 2026 · seen Oct 15, 2026
Only the current version so far — new entries appear as the app ships updates.
Otobook is a tools app by PENS with 100+ downloads (about 100 estimated). Install growth, rank history, SDKs and ad networks.
From the store listing: “OTOBOOK is an automated library catalog system that uses OCR, AI, and RPA.”
