Zein

Success Standard Training Co

⬇ 1,000+ downloads

Est. actual: 2,756

Free

Released: Aug 31, 2025

No in-app purchases

No ads

Signals

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

📈Last 7 days +5 installs — 17% slower than the week before (+6) · 1/day since Oct 9
🏆Among Education apps top 48% by installs gained this week (1503 peers growing)
🛠Updates dormant · updated 310 days ago

Installs since launch

+18 installs since Oct 9

Update history

1.10.10 Jan 4, 2026 · seen Oct 18, 2026

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

Zein is an education app by Success Standard Training Co with 1,000+ downloads (about 2.8K estimated). +5 installs in the last 7 days. Released Aug 31, 2025. Install growth, rank history, SDKs and ad networks.

From the store listing: “A training application for Zein tests with questions, explanations, and mock tests.”