Nice loading animations for Android
Some loading GIF .
Android loading animations
Some beautiful android loading drawable, can be combined with any view as the LoadingView or the ProgressBar. Besides, some Drawable can customize the loading progress too.
SVProgressHUD For Android
Animated circular progress view for Android
CoolAndroidAnim - Android 6.0 Marshmallow Boot Animation.
Android fillable progress view working with SVG paths. This is a nice option too if you want to create an interesting branding logo for your app. Based on the iOS project: https://github.com/poolqf/Fillabl
A circle progress animation view on Android
Easily add loading, empty and error states in your app.