Go Fucking Work - Website blocker so you can get back to your fucking work
FocusList - Daily planner & focus timer based on timeboxing and pomodoro
UnDistracted App - Use social media in a useful way. Control Facebook, YouTube, Twitter, Reddit, Netflix and LinkedIn in a responsible way.
Timing - Timing is the best way to keep track of the time you spend with your Mac.
Newsfeed Burner - Burn away distractions on Facebook, Linkedin and Youtube
CUBI - See your life in weeks