📈Last 7 days+22 installs — 22% faster than the week before (+18) · 3/day since Oct 9
🏆Among Productivity appstop 24% by installs gained this week (722 peers growing)
🛠Updatesdormant · updated 349 days ago
Installs since launch
+90 installs
since Oct 9
Update history
2.0.13Nov 27, 2025 · seen Oct 16, 2026
Only the current version so far — new entries appear as the app ships updates.
SafferApp is a productivity app by Angelis.ai with 10,000+ downloads (about 12K estimated). +22 installs in the last 7 days. Released Mar 27, 2020. Install growth, rank history, SDKs and ad networks.
From the store listing: “SafferApp assesses your alertness in 1 minute.”