It rules
Slint rules all around and this app rules too. Super cool!
Free
About
This developer tool allows you to preview Slint user interfaces directly on your iPhone or iPad. It connects to your code editor over a local network, displaying your .slint designs live as you make changes. Some programming experience is recommended for optimal use.
✓Live UI preview on iOS
✓Connects to code editor
✓Real-time design updates
✓Supports Slint toolkit
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What's New in Slint Viewer
1.18.1
September 21, 2026
- Fixed window sometimes being blank on start - Fixed ProMotion support
User reviews
FAQ
What is Slint Viewer?
Slint Viewer is a developer tool that enables you to preview Slint user interfaces directly on your iPhone or iPad. It connects to your code editor over the local network to show your .slint designs live as you save them.
Who is Slint Viewer for?
This app is intended for developers who are using the Slint toolkit to build native user interfaces. Some programming experience is recommended for effective use.
What devices does Slint Viewer support?
Slint Viewer is compatible with both iPhone and iPad devices.
How often is Slint Viewer updated?
The latest version, 1.17.1, was released on July 3, 2026, indicating a recent update. The app is actively maintained by SixtyFPS GmbH.
Is Slint Viewer free to use?
Yes, Slint Viewer is available for free. There are no costs associated with downloading or using the application.
Does Slint Viewer have ads?
No, Slint Viewer does not contain advertisements. It is a completely ad-free experience for developers.
What programming languages does Slint support?
Slint is an open-source toolkit that supports building user interfaces in Rust, C++, JavaScript, and Python.
What is the age rating for Slint Viewer?
Slint Viewer has an age rating of 4+, making it suitable for a wide range of users, though its primary audience is developers.
