Rainer Goebel, Brain Innovation · com.brainvoyager.android.BrainTutor · Education
Google Play shows 100,000+ for Brain Tutor 3D. The counter behind it stood at 139,463 lifetime downloads on Aug 13, 2026. Recorded by AppCurves, once a day, from the public Play listing — not modelled, not estimated.
| Date | Lifetime downloads | Added |
|---|---|---|
| Aug 12, 2026 | 139,463 | — |
| Aug 13, 2026 | 139,463 | held |
Android only — Apple publishes no download counts. Questions · llms.txt