第一種作業環境測定士-2026年版-試験対策

Name: 第一種作業環境測定士-2026年版-試験対策
Author: ArkTech LLC

ArkTech LLC

⬇ 1+ downloads

Est. actual: 2

Free

Released: Oct 7, 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 0 installs — 100% slower than the week before (+2) · 0/day since Oct 14
🏆Among Books & Reference apps bottom 0% by installs gained this week (188 peers growing)
🛠Updates quiet · updated 38 days ago

Installs since launch

+2 installs since Oct 14

Update history

1.1.10 Oct 8, 2026 · seen Oct 30, 2026

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

第一種作業環境測定士-2026年版-試験対策 is a books & reference app by ArkTech LLC with 1+ downloads (about 2 estimated). Released Oct 7, 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! Make the most of your spare time. The definitive guide to preparing for the 2026 First-Class Occupational Environment Measurement Specialist exam.”