The Master Key System - DONATE icon

The Master Key System - DONATE

MagicBooks Editora

⬇ 100+ downloads

Est. actual: 178

Free

Released: Nov 12, 2016

No in-app purchases

No ads

Signals

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

📈Last 7 days +1 installs · 0/day since Oct 9
🏆Among Books & Reference apps bottom 0% by installs gained this week (308 peers growing)
🛠Updates dormant · updated 441 days ago

Installs since launch

+2 installs since Oct 9

Update history

2.0 Aug 27, 2025 · seen Oct 17, 2026

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

The Master Key System - DONATE is a books & reference app by MagicBooks Editora with 100+ downloads (about 178 estimated). +1 installs in the last 7 days. Released Nov 12, 2016. Install growth, rank history, SDKs and ad networks.

From the store listing: “This is the DONATE version of the book .”