David Koller
iOS developer on the App Store. Scores come from each app's privacy label, as the developer declares it.
- apps
- 16
- average score
- 9.6 B
- average rating
- ★ 4.4
- US ratings
- 42
Apps
-
Health Diary: Blood Pressure
Health & Fitness
★ 4.5
8.9B
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