Semaphore Training icon

Semaphore Training

Thach Nguyen Xuan
★ 4.8 (712 ratings)
⬇ 100,000+ downloads
Est. actual: 109,670
Free
Released: Aug 22, 2018
No in-app purchases
Contains ads

Signals

4 this week · 1 positive · 2 warnings All of this week's signals →
  • 📈Last 7 days +534 installs — 31% slower than the week before (+779) · 81/day since Oct 8
  • 🏆Among Education apps top 1% by installs gained this week (989 peers growing)
  • ⭐Rating steady at ★ 4.77 since Oct 8
  • 🛠Updates dormant · updated 419 days ago
Installs since launch
0 55K 110K 110K Aug 22, 2018 today
+2,339 installs · 0 ratings since Oct 8
Update history
3.0.3 Sep 22, 2025 · seen Oct 17, 2026
This update includes:<br><br>Fixed a crash issue affecting some devices.<br><br>Improved the 2-player game screen to prevent accidental touches.
Only the current version so far — new entries appear as the app ships updates.

Semaphore Training is an education app by Thach Nguyen Xuan with 100,000+ downloads (about 110K estimated). +534 installs in the last 7 days. Rated 4.8 from 712 ratings. Released Aug 22, 2018. Install growth, rank history, SDKs and ad networks.

From the store listing: “Next and better version of Semaphore Training”