Johannes Lauber
iOS developer on the App Store. Scores come from each app's privacy label, as the developer declares it.
- apps
- 2
- average score
- 1.2 A
- average rating
- ★ 4.5
- US ratings
- 25
Apps
-
German A1 A2 B1 B2 + Exam
Education
★ 4.5
0.6A
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