Tasker - Tasker is an application for Android which performs Tasks (sets of Actions) based on Contexts...
LibriVox - free public domain audiobooks
Audible - Audible is the world’s largest provider of premium audiobooks and spoken word content.
Locale - Locale helps content owners and translators work together, so Rails developers are free to write more code
Mobilism.org - A home for book lovers, app enthusiasts, and much more.
Automate - Automate various tasks on your Android smartphone or tablet.