What is DayOne App?
DayOne combines two things no other builder has together: 1. 150 validated startup ideas — each with real market research, TAM, competitor analysis, and a full business plan 2. An AI builder that generates a full multi-page React app in ~2 minutes from a single sentence Pick an idea, build the app, publish to a live URL. Free during beta. Built solo by a 19 year old from Dallas, studying abroad in Florence Italy.
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