Showly - Showly is a free and open-source TV shows tracking application that is created with the help of TV show lovers.
My Episode Calendar - Don't miss any episode. You can track all tv shows. Make your own personal show calendar.
CnemaCentre - CnemaCentre is a free web and mobile application that allows you to explore new TV shows and keep track of the shows you are watching.
myseries.tv - On MySeries.tv you will find information on your television series; including news, reviews...
Tappir - Tappir is an online TV episode tracker that helps you keep track of what you've watched, and...
Trakt.tv - Automatically track TV shows & movies you're watching.