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Opportunity is everywhere. Here's a tool to help you find it. But you better "Bring Your Own Moat."

1mil.app is built on one belief: opportunity exists absolutely everywhere. Any market, any niche, any workflow. You don't know what you don't know, but you'd like to find out.

Point the tool at a market you're curious about and it comes back with ranked directions: what's worth building, what the competition looks like, where the money is, and how hard it'd be to own a corner of it.

The variable to pay the most attention to is "moat." When the moat score is low, a 13-year-old vibe-coder can replicate the idea in a weekend. When the moat is high, that usually means the opportunity is locked behind some kind of domain expertise.

That led to the most useful thing I've done with the tool: I stopped using it alone. I started booking sessions with professionals in fields I know little about: doctors, accountants, estate planners, and so on.

One example: a neurologist and a lawyer (me) ran scans together. I couldn't tell a legit medical opportunity from a BS one, but he could, instantly. We pulled two real ideas worth building and turned them into quick, shippable products:

  1. A neurology workstation tool with two modules. One is a stroke-scoring calculator for something called NIHSS; the other is a searchable library of "dot phrases" - template shortcuts clinicians use to speed up charting. I don't fully understand what half of that means. That's the point. The neurologist did, and he could tell instantly which pieces of the workflow were genuinely painful and which I was hallucinating.

  2. A curated marketplace connecting neurologists with attorneys who need expert witnesses for medical-legal cases (malpractice, personal injury, disability, and so on). It bypasses commission-heavy expert-witness agencies, so lawyers get direct access to vetted clinicians, with subspecialty vetting (stroke, epilepsy, neuromuscular) matched against specific legal case types.

That's when the belief stopped being a belief. Opportunity really is everywhere. You just need the right pair of eyes to see it when you run the scan.

Free scan, no account: https://1mil.app

posted to Icon for group Ideas and Validation
Ideas and Validation
on April 22, 2026
  1. 1

    Finding a "stroke-scoring calculator" through a scan with a neurologist is the ultimate proof that the best SaaS ideas are hidden in plain sight—if you have the right domain expertise to spot them. Your "Bring Your Own Moat" philosophy is a necessary reality check for the "vibe-coder" era; data can show you the gap, but only expertise can fill it.
    I'm currently hosting Tokyo Lore, a project in Tokyo that focuses on high-utility logic and the intersection of different professional worlds. Your method of pairing 1mil.app with specialized pros (like doctors and lawyers) is exactly the kind of strategic "moat building" we highlight.

    1. 1

      Link me up with that - the project in Tokyo.

      1. 1

        Love it — here you go:
        Tokyolore.com

        Quick context:
        It’s a small, focused round (100 cap) where we highlight high-utility ideas + strong domain-driven builds like yours.
        Given your “bring your own moat” approach, this could stand out well — especially while it’s still early.
        Takes ~10–15 mins to enter.
        Happy to help you position it if needed 👍

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