Android Productivity App Development

I'm looking for an Android app that can be published on the Play Store. The app can be sourced from Codecanyon or any pre-developed, functional app that meets Play Store approval.

Requirements:
- Any kind of functional app app
- Can be a trending app from existing platforms
- Need Play Store approval

Ideal Skills:
- Experience with Android app development
- Familiarity with Play Store submission processes
- Ability to customize existing apps for compliance