Meta & Children's Online SafetyMeta terminology
L28
Engagement measure counting how many of the last 28 days a person used the app. A higher L28 means more frequent return visits; used alongside time spent as a retention/habit indicator.
Meta terminology
Engagement measure counting how many of the last 28 days a person used the app. A higher L28 means more frequent return visits; used alongside time spent as a retention/habit indicator.