M-contacts is native android application that can automatically detect multiple contacts in your phone and automatically deletes them ….
It has Admob to big tool make money while giving service also Firebase included
Easy to use
Material design
Intro Splash
Admob
Firebase
Auto Detect
Auto Delete
Multiple Select
Clean code
Native app
Android Studio
Import to Android Studio
Then Configure app to your android studio Environment
Then Sync the project
After that Android studio will automatically Build project
You can change color of the app on Values>Color
Change Text and other options on Values>Strings
You can change it to your language on Strings file
Build it and Export the app
Submit to Playstore