Aldiko 3.1 is the final release for Aldiko 3.x (now named Aldiko Classic).
Aldiko 4.0 will be a completely redesigned version of the app.
- Improved audiobook support
- Internet Archive is now a default catalog: download and listen to 25,000+ audiobooks for free
- Monthly subscription is now available as an alternative to the Premium app
- Brightness now defaults to auto (device settings), this can be changed to 'advanced brightness' in settings to manually adjust it