The app is designed specially for playing audio books.
Assumed that you have audiobooks and already copied them to your phone.
First 30 days Full version. Later – Basic version.
Features:
+ Playback speed control.
+ Classification of books (new, started, finished).
+ Download cover from the Internet.
+ List of characters. You can manually create a list of characters to easier follow the story.
+ Automatic pause in case you fall asleep. To continue playback just shake your phone.
+ Playback history.
+ Application Widget. Allows you to control the player from the home screen.
+ By specifying a root folder containing all your audiobook, you can exclude your folders which contains music and other audio files.
+ You don’t have to finish one book to start another. The progress is saved independently for all books.
+ NO ADS!
To purchase (restore after reinstalling) full version press:
menu–Help–Version tab
Phone must be connected to the Internet.
Full version cost is $2.
Many thanks to people who left comments and suggestions.
If you have something that doesn’t work please write an email instead of leaving a comment.
What’s New
+ Fixed freeze on switch from one started book to another on phones with Android 5 or higher if books are stored on SD card and consist of a big number of files.
This fix reads data upfront and needs some time to read all started book data to eliminate freeze.
+ Added support of Android Auto.
+ Added FAQ tab to Help window.
+ Added 1×1 home screen widget.
+ Enabled horizontal resizing for other widgets.
+ Added Big and Small Rewind intents for Tasker.
MOD
Support only armv7 (on armv8 works for me);
Removed support for Android Wear (wearable);
Optimized graphics and cleaned resources;
Languages: Ru, Uk, En.
Screenshots
  
Downloads
Smart AudioBook Player v4.3.4 [Unlocked] / Mirror
Older Version
Smart AudioBook Player v4.3.1 [Unlocked] / Mirror
Smart AudioBook Player v4.2.0 [Unlocked] / Mirror