Uno Platform
Open-source .NET UI platform to build single codebase apps for Web, Mobile, Desktop, and Embedded with C# and XAML.
Our Verdict
The most ambitious single-codebase .NET platform, worth it if your team already lives in C# and XAML.
Pros
- Single C# codebase for Web, Mobile, Desktop
- XAML developers reuse existing skills
- Real WebAssembly, not a fake port
- Open-source under Apache 2.0
- Strong Microsoft ecosystem fit
Cons
- Bundle size heavy on WebAssembly target
- Smaller community than .NET MAUI
- Build times long on multi-target projects
- Edge cases between platforms need workarounds
When to Use Uno Platform
Good fit if you need
- Single .NET codebase targeting Web, iOS, Android, and Windows
- Cross-platform app sharing C# and XAML with Blazor web target
- Enterprise LOB app deployed to all platforms from one repo
- Porting a WPF app to web and mobile via Uno Platform
- Open-source app with cross-platform CI from a single codebase
Pricing
Price wrong?Uno Platform Pricing
- Pricing Model
- freemium
- Free Tier
- Yes
- Entry Price
- —
- Enterprise Available
- No
- Transparency Score
- —
Beta — estimates may differ from actual pricing
Estimated Monthly Cost
$25
Estimated Annual Cost
$300
Estimates are approximate and may not reflect current pricing. Always check the official pricing page.
Project Health
Health Score
10
today
18d
1.5k
0d
Apache-2.0
Last checked: 2026-04-21
Lock-in Assessment
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