Literal - Track your reading and discover your next favourite book
Habitica - Habitica is a free habit building and productivity application.
Readup - Track and improve your online reading habits.
Rithm - Chat with music
Bookling - Track your reading habits and set goals
Book Track - Avid readers know how difficult it can be to keep tabs on a growing book collection and that's where Book Track comes into its own by making it quicker and easier than ever to track your library and reading.