Metric · Hooked
Onboarding step completion
For each onboarding step, the share of users who reach it and complete it. Finds the one step that loses most users, and names the scarcest resource there: time, money, effort, brain cycles, social acceptability or routine.
Plain label: step funnelAlso known as: step funnel, onboarding funnel, drop-off by step
One step losing 40% or more of the users who reach it is treated as a forced Start leak [Analyst]. Read it with the friction index (taps, screens, fields and seconds versus two competitors) and analyze only users who reached the step when testing a change to it.
Limits
What we don’t claim
- The Hook Model is a practical design tool, not a validated or complete theory of behavior.Hooked, Introduction
Sources
Hooked · Nir Eyal
Ch.3
Source IDs: HK-T07
Book content is paraphrased, never quoted at length. Last verified October 24, 2026.
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