高圧ガス製造保安責任者-第二種販売-2026年版-試験対策 icon

高圧ガス製造保安責任者-第二種販売-2026年版-試験対策

ArkTech LLC
⬇ 5+ downloads
Est. actual: 5
Free
Released: Sep 27, 2026
IAP: $4.89 per item
Contains ads

Signals

3 this week · 2 positive All of this week's signals →
  • 📈Last 7 days +3 installs — 200% faster than the week before (+1) · 0/day since Oct 7
  • 🏆Among Books & Reference apps bottom 32% by installs gained this week (409 peers growing)
  • 🛠Updates quiet · updated 45 days ago
Installs since launch
0 3 5 5 Sep 27, 2026 today
+5 installs since Oct 7
Update history
1.0.0 Sep 27, 2026 · seen Oct 19, 2026
Only the current version so far — new entries appear as the app ships updates.

高圧ガス製造保安責任者-第二種販売-2026年版-試験対策 is a books & reference app by ArkTech LLC with 5+ downloads (about 5 estimated). +3 installs in the last 7 days. Released Sep 27, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “[Pass in the shortest time] 500 excellent questions and detailed explanations for a first-time pass! Make the most of your spare time. The definitive guide to preparing for the High Pressure Gas Manufacturing Safety Manager - Type 2 Sales - 2026 exam.”