Mobile Observatory Astronomy icon

Mobile Observatory Astronomy

Wolfgang Zima
★ 3.2 (116 ratings)
⬇ 5,000+ downloads
Est. actual: 9,694
Free
Released: Dec 22, 2025
IAP: $1.49 - $11.99 per item
No ads

Signals

4 this week · 2 positive · 1 warning All of this week's signals →
  • 📈Last 7 days +374 installs — 44% slower than the week before (+672) · 40/day since Oct 9
  • 🏆Among Education apps top 1% by installs gained this week (1707 peers growing)
  • ⭐Rating ★ 2.75 → 3.18 since Oct 9
  • 🛠Updates quiet · updated 77 days ago
Installs since launch
0 4.8K 9.7K 9.7K Dec 22, 2025 today
+1,046 installs · +11 ratings since Oct 9
Update history
4.7.5 Aug 25, 2026 · seen Oct 25, 2026
Version 4.7.5<br><br>🔧 Bug fixes and stability improvements.
Only the current version so far — new entries appear as the app ships updates.

Mobile Observatory Astronomy is an education app by Wolfgang Zima with 5,000+ downloads (about 9.7K estimated). +374 installs in the last 7 days. Rated 3.2 from 116 ratings. Released Dec 22, 2025. Install growth, rank history, SDKs and ad networks.

From the store listing: “Explore the night sky, planets and Moon. Free with optional Premium.”