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Ideas6 min readUpdated October 2026

How to Validate Your Ebook Idea Before You Write a Word

The most expensive ebook is the one nobody wants. These five tests take about an hour and tell you whether your idea has real demand before you put your name on it.

Test 2: Are similar books selling?

Search Amazon’s Kindle store for your topic. Competition is a good sign: it proves people pay for this. Look for books with dozens of reviews, then read the 3-star reviews. They tell you exactly what readers wish those books had done better.

Write down every complaint from 3-star reviews. That list is your competitive advantage and often your chapter list.

Test 3: Do people keep asking the same questions?

Look in Reddit threads, Facebook groups, Quora and your own DMs. Repeated questions mean repeated pain. If people ask the same thing every week, they’ll pay for one clear answer.

Test 4: Will anyone raise their hand?

Post the title and promise to your audience, even a small one, and ask who wants early access. Replies and sign-ups are a stronger signal than likes. A handful of genuine “yes, send it to me” responses is enough to proceed.

Test 5: What’s your unfair advantage?

Finish this sentence: “Unlike other books on this topic, mine…” Maybe it’s for a narrower reader, it’s faster, it’s based on your results, or it’s written for your country or language. If you can finish the sentence, you’re ready.

The cheapest validation of all

With 1MinEbook you can generate an outline and first chapter using your free credits, share it with a few potential readers, and see how they react before investing more time. Real feedback on a real draft beats guessing.

Test your idea for free

Your 50 free credits cover an outline, a cover and your first chapter: everything you need to get real feedback.

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50 free credits · No credit card required

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