Outliner Pro Key

Name: Outliner Pro Key
Rating: 4.5666666 (155 reviews)
Author: Alfred Fritz

Alfred Fritz

★ 4.6 (155 ratings)

⬇ 5,000+ downloads

Est. actual: 6,629

Free

Released: Nov 1, 2012

No in-app purchases

No ads

Signals

4 this week · 2 positive All of this week's signals →

📈Last 7 days +7 installs — 0% faster than the week before (+7) · 1/day since Oct 7
🏆Among Productivity apps top 42% by installs gained this week (626 peers growing)
⭐Rating steady at ★ 4.57 since Oct 7
🛠Updates quiet · updated 50 days ago

Installs since launch

+20 installs · 0 ratings since Oct 7

Update history

2.2.5 Sep 21, 2026 · seen Oct 15, 2026

* Android API upgrade

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

Outliner Pro Key is a productivity app by Alfred Fritz with 5,000+ downloads (about 6.6K estimated). +7 installs in the last 7 days. Rated 4.6 from 155 ratings. Released Nov 1, 2012. Install growth, rank history, SDKs and ad networks.

From the store listing: “Organize lists and memos in a tree-structure with collapsable nodes.”