This a UI implementation of a quiz app which can be adapted for various use cases. It implements the latest features in Android architecture components from Jetpack including Navigation, ViewModel, LiveData and Firebase etc. Source code is in Kotlin.
A live demo is available on Playstore via the link <a href="https://play.google.com/store/apps/details?id=me.jerryhanks.quizapp" rel="nofollow">Here</a> with limited features. Thanks for your support.