DemandProof
Know if your app idea will sell — before you build it.
DemandProof launched on June 17, 2026 with 4 votes, #3,322 of 22,647 launches that month and more than 75% of that year's launches.
What it does
DemandProof helps vibe coders, indie developers, and solo founders validate app ideas with AI — fast and honestly. Paste your idea or URL, pick your target user, and get: - Build / Pivot / Kill verdict - Demand score with reasoning - Target persona breakdown - Where to find your first users - Real-time web data (paid plans) Stop building things nobody wants. Free: 2 analyses/month Credit: $4.99 / 10 analyses Day Pass: $10 / 24hr unlimited Pro: $19/month — unlimited + export + promo posts + PDF
Validate your idea with real demand signals before you build.
Paste your idea or URL. Find out who will use it, where to find them, and whether to Build, Pivot, or Kill. Here's what a DemandProof report looks like — for a real idea. Clear demand, a payment-ready audience, and a fast path to your first users. “ Does anyone know a tool that writes cold emails automatically? ” “ Spent 3 hours writing cold emails today. There HAS to be a better way.from demandproof.app
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