📈Last 7 days+68 installs — 13% faster than the week before (+60) · 8/day since Oct 7
🏆Among Education appstop 9% by installs gained this week (1503 peers growing)
⭐Rating steady at ★ 4.12 since Oct 7
🛠Updatesdormant · updated 420 days ago
Installs since launch
+227 installs
· +1 ratings
since Oct 7
Update history
1.11Sep 15, 2025 · seen Oct 15, 2026
Note for old users : Please Reinstall rather than Update( to avoid database issue)<br>• Search Topic In Tutorial Section : New Feature<br>• Online - Offline Content<br>• Fully offline access<br>• Add optimized<br>• Minor bug fixed
Only the current version so far — new entries appear as the app ships updates.
Operating System - All In One is an education app by PRADIP R GANGODA with 100,000+ downloads (about 157K estimated). +68 installs in the last 7 days. Rated 4.1 from 488 ratings. Released Oct 30, 2017. Install growth, rank history, SDKs and ad networks.
From the store listing: “Operating System - Tutorial | MCQ | Interview Questions | Regular Updates”
