DRUID icon

DRUID

Impairment Science, Inc.
★ 3.9 (181 ratings)
⬇ 10,000+ downloads
Est. actual: 13,834
Free
Released: Nov 17, 2017
IAP: $1.99 - $14.99 per item
No ads

Signals

4 this week · 2 positive All of this week's signals →
  • 📈Last 7 days +29 installs — 26% faster than the week before (+23) · 3/day since Oct 7
  • 🏆Among Health & Fitness apps top 13% by installs gained this week (309 peers growing)
  • ⭐Rating steady at ★ 3.85 since Oct 7
  • 🛠Updates quiet · updated 50 days ago
Installs since launch
0 6.9K 14K 14K Nov 17, 2017 today
+94 installs · 0 ratings since Oct 7
Update history
3.5.8 Sep 21, 2026 · seen Oct 22, 2026
Fixes and Improvements
Only the current version so far — new entries appear as the app ships updates.

DRUID is a health & fitness app by Impairment Science, Inc. with 10,000+ downloads (about 14K estimated). +29 installs in the last 7 days. Rated 3.9 from 181 ratings. Released Nov 17, 2017. Install growth, rank history, SDKs and ad networks.

From the store listing: “DRUID is a 3-minute or less test that measures cognitive and motor impairment.”