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

Compose Multiplatform vs Capacitor

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score Compose Multiplatform #4 in Cross-Platform App Development Frameworks 9.1/10 Free plan Free plan✓ 1 of 1 features Visit JetBrains
Capacitor #7 in Cross-Platform App Development Frameworks 8.8/10 Free plan Free plan✓ 1 of 1 features Visit Capacitor

Compose Multiplatform leads on 0 checks, Capacitor on 0, and 2 are 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 scoreCompose Multiplatform · 9.1/10
  • Free planboth

Compose Multiplatform scores higher on our rubric for cross-platform app development frameworks: 9.1 against 8.8 out of 10; our editors rank them #4 and #7.

Compose Multiplatform is the better fit for kotlin teams sharing UI across platforms. Capacitor is the better fit for javaScript teams wrapping web apps as mobile apps.

  • Compose Multiplatform fits best

    Kotlin teams sharing UI across platforms

  • Capacitor fits best

    JavaScript teams wrapping web apps as mobile apps

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Side by side

Feature Compose Multiplatform 9.1/10 Visit ↗ Capacitor 8.8/10 Visit ↗
At a glance
Editor score 9.1 8.8
Ranking #4 in Cross-Platform App Development Frameworks #7 in Cross-Platform App Development Frameworks
Best for Kotlin teams sharing UI across platforms JavaScript teams wrapping web apps as mobile apps
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Desktop, Mobile Self-hosted
Platforms Web, Windows, macOS, Linux, iOS, Android Web, iOS, Android
Support Community, Docs Community, Docs
Integrations 7 integrations 1 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Compose Multiplatform 1/1 · Capacitor 1/1
Native API access ✓ ✓
Specs
Target platforms Android, iOS, Windows, macOS, Linux, Web iOS, Android, Progressive Web Apps (web)
App types native cross-platform applications Hybrid/web-native mobile apps; Progressive Web Apps
Languages Kotlin JavaScript, HTML, CSS
Shared code model High High
IDE support IntelliJ IDEA, Android Studio Visual Studio Code (community-maintained extension)
Our review
Pros
  • Share declarative UI across Android, iOS, desktop, and web
  • Use native APIs and interoperate with native views
  • Adopt gradually alongside SwiftUI, Android Views, or Swing
  • Adds iOS and Android app targets to existing JavaScript projects
  • JavaScript APIs and official plugins expose native device capabilities
  • Supports Progressive Web Apps and custom native code
Cons
  • Web support through Kotlin/Wasm is labeled beta
  • Desktop applications target the JVM
  • The framework is centered on Kotlin Multiplatform projects
  • Native capabilities beyond the official plugins may require custom native code
  • Cordova compatibility is limited to its plugin compatibility layer
  • Support is through documentation and the community
Our verdict

Compose Multiplatform is JetBrains’ open-source declarative UI framework for Kotlin Multiplatform projects. It is aimed at teams that want to share interface code across Android, iOS, desktop, and web while retaining access to native APIs.…

Read the review →

Capacitor is an open-source native runtime for teams building with JavaScript, HTML, and CSS who want to package a web project as an iOS or Android app while also supporting Progressive Web Apps. It can be added to an existing project or…

Read the review →
  1. Compose MultiplatformCross-Platform App Development Frameworks 9.1Free plan
  2. CapacitorCross-Platform App Development Frameworks 8.8Free plan

Strengths and trade-offs

  • Compose Multiplatform — where it wins

    • Share declarative UI across Android, iOS, desktop, and web
    • Use native APIs and interoperate with native views
    • Adopt gradually alongside SwiftUI, Android Views, or Swing

    Where it doesn't

    • Web support through Kotlin/Wasm is labeled beta
    • Desktop applications target the JVM
    • The framework is centered on Kotlin Multiplatform projects

  • Capacitor — where it wins

    • Adds iOS and Android app targets to existing JavaScript projects
    • JavaScript APIs and official plugins expose native device capabilities
    • Supports Progressive Web Apps and custom native code

    Where it doesn't

    • Native capabilities beyond the official plugins may require custom native code
    • Cordova compatibility is limited to its plugin compatibility layer
    • Support is through documentation and the community

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