"I've never seen so much detailed advice and data about exactly how to validate a business idea. Everyone knows they should be doing 'it' -this book is the comprehensive answer to how to actually do it." - JASON COHEN, Founder, WP Engine
"Rob's written an absolutely indispensable guide for founders starting their journey into SaaS. There's so much here that I had to learn the hard, ugly, expensive way, and I'm deeply grateful Idea to Traction exists so I can share it with others and help them avoid that same pain." - RAND FISHKIN, CEO, SparkToro
"At AppSumo I've watched thousands of SaaS launches. The flops almost never fail on code. They fail because nobody wanted the thing. This book is Rob's fix for that. I trust Rob." - NOAH KAGAN, Founder and CEO, AppSumo
"After more than 20 years building SaaS, I can tell you that writing the code is rarely the hardest part. The real work is choosing the right problem, finding customers, and creating something they keep paying for. Rob has turned decades of hard-earned lessons into a practical system for moving from idea to traction. Read this before you ask AI to write the first line of code." - HITEN SHAH, Co-Founder of Crazy Egg
"I've met thousands of founders and investors, and I can count on one hand the people who understand startups as well as Rob. He hasn't just written the book on SaaS: he's lived it. If you want a more certain path for your business that avoids costly mistakes, I can't think of a better person to guide you." - COURTLAND ALLEN, Founder, Indie Hackers
"This book is especially important right now. Thanks to AI, we're about to see a huge wave of non-technical people become software founders. But building the software is only a small part of the job. Figuring out what to build, who it's for, how to sell it, and how to turn it into a real business is the hard part. This book explains all of it brilliantly." - PELDI GUILIZZONI, Founder, Balsamiq
"I've known Rob for 10+ years and he's absolutely obsessed with product/ market-fit. Much of that comes down to picking a good idea that aligns with the founder and the market. When your starting position is good, your hustle is more likely to succeed. This book is the cheat code to picking the best starting position for your hustle, iteration, and learning." - ADII PIENAAR, Founder, Ubundi