Which AI tool should I use to build a web app from a prompt?
Prompt-to-app builders write the code, wire up a database and host it for you. Pick by how much control and backend you need.
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Rank 1
Verdict The most polished path from idea to a working full-stack app, with auth, database and hosting handled in one place. Credits go quickly on complex changes, and once the app gets big, debugging through chat alone gets frustrating.
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Rank 2
Verdict Very fast to get running in the browser with a generous free token allowance and built-in hosting. Token use grows with project size, so large projects burn through allowances faster than you'd expect.
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Rank 3
Verdict Produces the cleanest React/Next.js UI code and deploys to Vercel in one click. The free tier's 7 messages a day is tight, and it's strongest on the front end, less so on complex backends.
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