While the PDF of "Hooked" gives you the blueprint, there is a moral caveat. In the book, Eyal introduces the "Manipulation Matrix." You must classify your product as either a Facilitator (you use it; you benefit) or a Pedlar (you use it; you become worse).
If you download the PDF for free and build a product that exploits users' habits for addiction (like gambling or doom-scrolling), you will eventually face backlash. Use the habits to improve lives.
The Golden Rule of "Hooked":
"The builder of a habit-forming product is responsible for the user’s habits. The goal is to create a healthy habit, not an addiction."
Nir Eyal released an official "Hooked Workbook" as a free PDF. This allows you to apply the model to your own product. Search for "Hooked Workbook PDF" – it is officially free to distribute. hooked how to build habitforming products download pdf free
Why do some products fade into obscurity while others become daily rituals? The answer lies in the difference between a "vitamin" and a "painkiller."
Many founders make the mistake of building vitamins—products that are "nice to have." They offer marginal improvements but lack urgency. Painkillers, however, solve a specific, burning itch. They relieve a distinct pain point. While the PDF of "Hooked" gives you the
Eyal argues that the most successful habit-forming products are painkillers for internal triggers. They attach themselves to existing emotional cycles in the user's life.