Prott Viewer gives you a seamless viewing experience for all prototypes designed with Prott.* We've kept it simple, so you can focus on previewing the prototype in all its interactive glory. Once your friend or colleague shares the URL with you, all you need to do is the following:

1. Download the Prott Viewer app.
2. Tap on the URL that's been shared with you.
3. Select the prototype and hit play to start viewing!

At Prott, we always love to hear from you! If you have any questions, concerns, feedback, or need help at anytime, please feel free to tweet us @prottapp or reach out at

Happy Viewing!
The Prott Team

*Prott is a rapid prototyping tool for instantly ideating and designing mobile apps and websites. If the Prott Viewer app got you curious about making a prototype of your own, download the Prott for iOS app ( or check out Prott for Web ( to begin creating prototypes now!

What’s New

Version 1.5.0

In this release we fixed some minor bugs.
If you've got any questions or feedback for us feel free to reach us on Twitter @prottapp or email us at


Goodpatch Inc.
67.4 MB

Requires iOS 10.0 or later. Compatible with iPhone, iPad, and iPod touch.


English, Japanese

Age Rating


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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