📈Last 7 days+67 installs — 59% slower than the week before (+164) · 9/day since Oct 9
🏆Among Education appstop 10% by installs gained this week (1707 peers growing)
⭐Rating steady at ★ 4.59 since Oct 9
🛠Updatesquiet · updated 77 days ago
Installs since launch
+231 installs
· +10 ratings
since Oct 9
Update history
4.7.5Aug 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 Obs Pro Astronomy is an education app by Wolfgang Zima with 10,000+ downloads (about 49K estimated). +67 installs in the last 7 days. Rated 4.6 from 5.7K ratings. Released Feb 20, 2019. Install growth, rank history, SDKs and ad networks.
From the store listing: “Your complete astronomy toolkit: sky maps, planets and observing plans.”
