Mobile OTP App
FirebaseMobileOTP App is FireBase based Mobile Number Verification Method it achieves it's goal by sending One Time Password (OTP).
To get this App work one has to create FireBase account then needs to create an android app/project with signin method as Phone Number. While creation of App/Project FireBase provides google-services.json file is downloadable, this file has to be placed in app folder of Project directory of Android Application.
Once google-services.json placed correctly app will be ready to use.
It is built to work on Android 5.1 & above
Technologies used: Android, Java, XML
IDE: Android Studio 3.1