Green Key Universe
- [email protected]
Contact details come from the public Google Play listing. Developer? Ask us to hide your email.
- Live apps
- 4
- Removed apps
- 0
- Total installs
- 3,915,042
- Installs / day
- —
on Google Play now
taken down
exact · sum of live apps
7-day avg · live apps
Apps by Green Key Universe
4 tracked| Icon | App | Status | Category | Installs | Per day ↓ | Released | Last update |
|---|---|---|---|---|---|---|---|
 | Speed Reading — brain trainingcom.speedreading.alexander.speedreading | Live | Education | 3,746,986 | — | 6 Feb 2017 | 31 Aug 2026 |
 | Speed reading - Schulte tablecom.greenkeyuniverse.schultetable | Live | Education | 89,626 | — | 10 Mar 2021 | 20 Dec 2025 |
 | Libraincom.greenkeycompany.librain | Live | Education | 61,038 | — | 11 Sept 2017 | 7 Feb 2018 |
 | LifeBalance: Habit Trackercom.greenkeyuniverse.lifebalance.android | Live | Productivity | 17,392 | — | 30 Dec 2025 | 29 May 2026 |