Er CB Sir

Education Kevin Media

⬇ 5,000+ downloads

Est. actual: 5,080

Free

Released: Jun 13, 2021

No in-app purchases

No ads

Signals

3 this week · 2 positive · 1 warning All of this week's signals →

📈Last 7 days +190 installs — 17% faster than the week before (+162) · 20/day since Oct 7
🏆Among Education apps top 3% by installs gained this week (2112 peers growing)
🛠Updates dormant · updated 193 days ago

Installs since launch

+700 installs since Oct 7

Update history

1.16.1.1 May 5, 2026 · seen Oct 22, 2026

Only the current version so far — new entries appear as the app ships updates.

Er CB Sir is an education app by Education Kevin Media with 5,000+ downloads (about 5.1K estimated). +190 installs in the last 7 days. Released Jun 13, 2021. Install growth, rank history, SDKs and ad networks.

From the store listing: “Journey through the solar system virtually.”