The company initially launched charging $ 9.99 for the ability to read two titles every month and has since expanded for unlimited reads a month. (goodereader.com)
That program offers unlimited reading and listening with Audible, but within their catalog of over a million books, many with Audible narration. (turbofuture.com)
For example, you can allow unlimited reading time, but limit game play to 30 minutes a day. (goodereader.com)