CAB 【Study Pro】

Name: CAB 【Study Pro】
Author: PiaDOOR

PiaDOOR

⬇ 5,000+ downloads

Est. actual: 5,611

Free

Released: Nov 23, 2012

No in-app purchases

No ads

Signals

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

📈Last 7 days +2 installs — 83% slower than the week before (+12) · 1/day since Oct 9
🏆Among Education apps bottom 28% by installs gained this week (1752 peers growing)
🛠Updates dormant · updated 452 days ago

Installs since launch

+19 installs since Oct 9

Update history

4.0.9 Aug 15, 2025 · seen Oct 21, 2026

対象SDKレベルを更新。

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

CAB 【Study Pro】 is an education app by PiaDOOR with 5,000+ downloads (about 5.6K estimated). +2 installs in the last 7 days. Released Nov 23, 2012. Install growth, rank history, SDKs and ad networks.

From the store listing: “★特徴① 最適学習モード搭載! ★特徴② 十分な問題量! ★特徴③ 全問題に本よりも詳しい解説つき! ★特徴④ 高機能手書きメモツールつき!”