Flitz Shell

Preview your Flutter apps

Free

Flitz Shell lets Flutter developers share a work-in-progress build with their team and run it on a real device in seconds. You're in the middle of building a Flutter app and want a teammate to look at it before it's finished. Instead of a screen recording or rebuilding on their machine, share a link to the current build. Your teammate opens it in Flitz Shell and sees it running on their own device — the real app, with real gestures and real performance. WHAT YOUR TEAM CAN DO • A designer checks that an animation or transition feels right on a physical device. • A product owner walks through a new form or flow and gives feedback. • A QA engineer reproduces a bug on their exact device. • Another developer reviews your branch without pulling and building it. HOW IT WORKS • Build your Flutter app and serve the current build behind a link. • Share the link — it doubles as a QR code. • A teammate scans it with Flitz Shell. • Your in-progress app launches and runs at full native speed on their device. WHY TEAMS USE IT • Faster feedback — a teammate sees your change on a real device in seconds. • Real hardware — gestures, scrolling, fonts, and performance a simulator or a video can't show. • Stay in flow — show someone a change without interrupting your own work. • Clear diagnostics — if a build isn't compatible, Flitz Shell tells you exactly why. WHAT YOU NEED Flitz Shell is for Flutter developers and their teammates. The developer builds the app; anyone on the team opens a shared build on their device to review it during development. Flitz Shell is for reviewing your team's own work-in-progress apps during development. It is not an app store and does not deliver finished apps to end users. Learn more at https://flitz.dev

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Upgrade to Flitz SDK 3.44.8+flz.4

The developer, LeanCode, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Seller
    • LeanCode sp. z o.o.
    Size
    • 72.2 MB
    Category
    • Developer Tools
    Compatibility
    Requires iOS 16.0 or later.
    • iPhone
      Requires iOS 16.0 or later.
    • iPad
      Requires iPadOS 16.0 or later.
    Languages
    • English
    Age Rating
    16+
    • 16+
    • Contains
      Unrestricted Web Access
      User-Generated Content
    Copyright
    • © 2026, LeanCode sp. z o.o.