The Book of Sounds icon

The Book of Sounds

ORU.Studio
⬇ 10,000+ downloads
Est. actual: 14,860
Released: Jul 22, 2022
No in-app purchases
No ads

Signals

3 this week · 1 positive · 2 warnings All of this week's signals →
  • 📈Last 7 days +13 installs — 57% slower than the week before (+30) · 2/day since Oct 6
  • 🏆Among Education apps top 28% by installs gained this week (2011 peers growing)
  • 🛠Updates dormant · updated 391 days ago
Installs since launch
0 7.4K 15K 15K Jul 22, 2022 today
+66 installs since Oct 6
Update history
1.27 Oct 17, 2025 · seen Oct 6, 2026
Only the current version so far — new entries appear as the app ships updates.

The Book of Sounds is an education app by ORU.Studio with 10,000+ downloads (about 15K estimated). +13 installs in the last 7 days. Released Jul 22, 2022. Install growth, rank history, SDKs and ad networks.

From the store listing: “Learn and have fun with animal sounds and objects from our environment.”