The Comic Book Reader lets you create digital comic bookshelves. Take your collection out of their folders and files and place them inside your own, uniquely designed racks. 

Check a Habit is a simple checklist app that lets you create lists to track, for instance, habits. Intentionally, it is very minimalistic to let you be creative about what to do with it.

1BitDiary is an app that tries to maximize the long-term motivation to write a diary by minimizing the effort needed to build this habit. Instead of writing a full diary each day you can enter bits of it during the day