uunfold.cx

book · 2014

Hooked

by Nir Eyal

In a nutshell

The Hook Model: how products build habits through triggers, actions, variable rewards and investment.

Best for: Consumer apps that need repeat use.

Quotes & ideas we use

Key idea (paraphrased)
Habit-forming products move users through four steps — trigger, action, variable reward and investment — until the behaviour becomes automatic.
— Nir Eyal, Hooked

Concepts from this book