Quickly find spinoffs, books set in your favorite time periods, your favorite locales, written by your favorite authors, in your favorite subgenres, with your favorite themes, etc. Only a computer program can put all this information at your fingertips. It has the ability to grow with additional data.
Updates are available .
You can add any extra data you wish. It would have to cost many hundreds of dollars and updates would be impossible. You would need a completely new set every few months to stay current. Enter your impressions or whatever you want to remember about a book into the Notes field of that book's Book Window. Add your rating, the date you read it, the price you paid for it.