The profile strength bar that made millions complete their profiles.
LinkedIn’s contribution to the gamification canon is the profile strength indicator: a progress bar on your own dashboard that fills as you complete profile actions like adding a photo or listing skills.
It works because an incomplete progress bar is quietly unbearable, and because each completion step deepens the user’s investment and sense of ownership in the platform. No points, no competition, just visible incompleteness pointed at exactly the actions LinkedIn needs users to take.
The design lesson: a progress bar aimed at your activation checklist is the highest-ROI gamification pattern in SaaS onboarding. It is cheap to build and users complete it for the satisfaction alone.
Read more on this
Longer write-ups covering this example and others like it:
