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Head-to-head · Cross-Platform App Development Frameworks

.NET MAUI vs Kotlin Multiplatform

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score .NET MAUI #2 in Cross-Platform App Development Frameworks 9.3/10 Free plan Free plan✓ 0 of 1 features Visit .NET MAUI
Kotlin Multiplatform #5 in Cross-Platform App Development Frameworks 9.0/10 Free plan Free plan✓ 1 of 1 features Visit JetBrains

.NET MAUI leads on 0 checks, Kotlin Multiplatform on 1, and 1 is even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest score.NET MAUI · 9.3/10
  • Free planboth
  • Most featuresKotlin Multiplatform · 1 of 1

.NET MAUI scores higher on our rubric for cross-platform app development frameworks: 9.3 against 9.0 out of 10; our editors rank them #2 and #5.

Kotlin Multiplatform offers native api access; .NET MAUI doesn't publish it.

.NET MAUI is the better fit for C# teams building native mobile and desktop apps. Kotlin Multiplatform is the better fit for kotlin teams sharing logic incrementally.

  • .NET MAUI fits best

    C# teams building native mobile and desktop apps

  • Kotlin Multiplatform fits best

    Kotlin teams sharing logic incrementally

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Side by side

Feature .NET MAUI 9.3/10 Visit ↗ Kotlin Multiplatform 9.0/10 Visit ↗
At a glance
Editor score 9.3 9.0
Ranking #2 in Cross-Platform App Development Frameworks #5 in Cross-Platform App Development Frameworks
Best for C# teams building native mobile and desktop apps Kotlin teams sharing logic incrementally
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Desktop, Mobile Self-hosted
Platforms Windows, macOS, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Support Docs, Community Community, Docs
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features .NET MAUI 0/1 · Kotlin Multiplatform 1/1
Native API access Not published ✓ (best)
Specs
Target platforms Android, iOS/iPadOS, macOS, Windows, Tizen Android, iOS, desktop, web, server
App types Not published Mobile, desktop, web, server applications; shared-logic or shared-UI apps
Languages Not published Kotlin
Shared code model Not published Partial
IDE support Not published IntelliJ IDEA, Android Studio
Our review
Pros
  • Share C# code and a project system across mobile and desktop targets.
  • Use native controls and platform-specific APIs.
  • Integrates with Visual Studio and supports XAML and Blazor apps.
  • Share selected code across Android, iOS, desktop, web, and server targets
  • Access platform-specific APIs and integrate modules into existing apps gradually
  • Optional Compose Multiplatform UI sharing, with IntelliJ IDEA and Android Studio support
Cons
  • Requires C# and .NET development skills.
  • Targets different platforms through platform-specific APIs, not identical behavior.
  • Documentation and community are the listed support channels.
  • Shared UI is optional, not the framework’s default focus
  • Requires Kotlin development and platform-specific work where code is not shared
  • Support channels are community and documentation
Our verdict

For C# teams building native mobile and desktop applications, .NET MAUI offers a shared .NET codebase and project system. Microsoft documents support for Android, iOS, macOS through Mac Catalyst, and Windows; Samsung provides additional…

Read the review →

Kotlin Multiplatform is JetBrains’ open-source technology for sharing Kotlin code across Android, iOS, desktop, web, and server projects. It is aimed at teams that want to reuse selected modules or business logic while retaining…

Read the review →
  1. .NET MAUICross-Platform App Development Frameworks 9.3Free plan
  2. Kotlin MultiplatformCross-Platform App Development Frameworks 9.0Free plan

Strengths and trade-offs

  • .NET MAUI — where it wins

    • Share C# code and a project system across mobile and desktop targets.
    • Use native controls and platform-specific APIs.
    • Integrates with Visual Studio and supports XAML and Blazor apps.

    Where it doesn't

    • Requires C# and .NET development skills.
    • Targets different platforms through platform-specific APIs, not identical behavior.
    • Documentation and community are the listed support channels.

  • Kotlin Multiplatform — where it wins

    • Share selected code across Android, iOS, desktop, web, and server targets
    • Access platform-specific APIs and integrate modules into existing apps gradually
    • Optional Compose Multiplatform UI sharing, with IntelliJ IDEA and Android Studio support

    Where it doesn't

    • Shared UI is optional, not the framework’s default focus
    • Requires Kotlin development and platform-specific work where code is not shared
    • Support channels are community and documentation

More comparisons

All Cross-Platform app development frameworks comparisons → · Full ranking →

Guides on Cross-Platform app development frameworks

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update