高圧ガス製造保安責任者-第二種冷凍機械-2026年版-対策

Name: 高圧ガス製造保安責任者-第二種冷凍機械-2026年版-対策
Author: ArkTech LLC

ArkTech LLC

⬇ 10+ downloads

Est. actual: 16

Free

Released: Sep 27, 2026

IAP: $4.89 per item

Contains ads

Signals

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

📈Last 7 days +2 installs — 67% slower than the week before (+6) · 0/day since Oct 7
🏆Among Books & Reference apps bottom 21% by installs gained this week (364 peers growing)
🛠Updates quiet · updated 44 days ago

Installs since launch

+16 installs since Oct 7

Update history

1.0.0 Sep 28, 2026 · seen Oct 19, 2026

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

高圧ガス製造保安責任者-第二種冷凍機械-2026年版-対策 is a books & reference app by ArkTech LLC with 10+ downloads (about 16 estimated). +2 installs in the last 7 days. Released Sep 27, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “[Fastest Way to Pass] 500 excellent practice questions and detailed explanations for a first-time pass! Utilize your spare time effectively. The definitive guide to preparing for the High Pressure Gas Manufacturing Safety Manager - Second Class Refrigeration Machinery - 2026 exam.”