It shows book progress, chapter progress, average minutes per reading session, average pages per minute, total hours reading, and the percentage of total library read. (the-ebook-reader.com)
• Share book on Facebook • Search within a book • Low - battery warning • Book progress available in Library • And more! (goodereader.com)
Homescreen Book Progress — On the homescreen there's a little dotted indicator below a book that shows how far you are through the book. (blog.the-ebook-reader.com)