Listly
Listly by Andrzej Marczewski
Is one of the 5 basic motivators in gamificationt the most "important" to get sustained engagement and motivation?
Source: http://www.marczewski.me.uk
The ability to improve and eventual master an activity - be it self enrichment, education or just getting good at a task.
Badges, Leaderboards, Points, Trophies etc.
The ability to choose your own destiny, from custom avatars to career paths
Social connections and status
A sense of meaning and worth for your activities.