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Live preview

See it before you ship it.

Web frame, phone frame, or API console — whichever fits.

Every edit streams into a live preview. Web apps run in a browser frame with device switching, mobile apps render on a real phone via Expo Go, backends get an API console.

Real

Browser + bundler

3

Device frames

QR

To your phone

Instant, not simulated

Real browser, real bundler, real network — not a mock.

Device switching

Flip between desktop, tablet, and phone frames without a rebuild.

QR to your phone

Test a native build on your device before you leave the chat.

Real code, not a mock

You own every line Petal writes.

No lock-in, no proprietary DSL. Petal writes production code you can read, edit, extend, and export at any time. Here's a taste of what lands in your project.

tsx
<section className="bg-foreground text-background">
  <h1 className="font-display text-7xl">
    Ship it, <em className="italic text-primary">fast</em>.
  </h1>
</section>

Try live preview now

Type an idea. Petal builds it live.

Free to start. No credit card required.