Go Fucking Work - Website blocker so you can get back to your fucking work
Y-Productive - Keep your work and distractions under control
UnDistracted App - Use social media in a useful way. Control Facebook, YouTube, Twitter, Reddit, Netflix and LinkedIn in a responsible way.
Serene - The macOS app to get your focus back
Newsfeed Burner - Burn away distractions on Facebook, Linkedin and Youtube
Freedom.to - Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.