One of its earlier version is on PlayStore named Habithook.
Then share your failures, or even celebrations, to get support from other obsessive compulsive's, ultimately creating a community of people who become experts at shaming one and other.
Its new years resolutions on a daily basis that those non obsessive compulsive's are unable to maintain after January 2nd.
linked to your lovely health checker app to shame you some more and collect tons and tons of personal data
If you need an app to realise your goals then you are simply not ready, or more honestly cant be bothered, to apply yourself to that particular goal at that particular time.
Addictive obsessive compulsive apps, whatever next?
Go hangout with your friends, have some fun.