Summary of Nir Eyal with Ryan Hoover's Hooked

Summary of Nir Eyal with Ryan Hoover's Hooked is a textbook for developers and designers who wish to build a product or app that will repeatedly engage its users. Today, more than ever, a product needs to be self-sustaining in its ability to keep its users loyal and active. In the past, companies could rely on advertising to remind users to purchase or interact with their product. Today, however, the most successful companies in the world—Facebook, Google, Apple, to name a few—all thrive on becoming an instinctive part of their target users’ lives, triggering them to continue using the product without so much as a reminder.

A habit is an action that is performed with little thought or conscious compulsion. If a person needs to overcome a major hurdle to complete the action, it’s unlikely to become an ingrained habit. However…