List of things you have to do:
1. Develop an Android Dating App with Web Portal with All Access linked to app.
2. Features like Swipe, Reverse, Like, Reject, Super Like, Boost, etc
3. In App Purchase
5. Good ghaphics
6. 2 options (Dating and Stranger Chat), person can opt for any
7. Individual should have options to upload pics, location by gps, KMs allowed, Age, etc
You have to get inspired by 2-3 aps and create a blueprint first then get is approved then the app.
You also have to integrate everything with logos and etc till publishing of the app.