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

React Native vs Kotlin Multiplatform

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score React Native #3 in Cross-Platform App Development Frameworks 9.2/10 Free plan Free plan✓ 0 of 1 features Visit React Native
Kotlin Multiplatform #5 in Cross-Platform App Development Frameworks 9.0/10 Free plan Free plan✓ 1 of 1 features Visit JetBrains

React Native 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 scoreReact Native · 9.2/10
  • Free planboth
  • Most featuresKotlin Multiplatform · 1 of 1

React Native scores higher on our rubric for cross-platform app development frameworks: 9.2 against 9.0 out of 10; our editors rank them #3 and #5.

Kotlin Multiplatform offers native api access; React Native doesn't publish it.

React Native is the better fit for react teams building native iOS and Android apps. Kotlin Multiplatform is the better fit for kotlin teams sharing logic incrementally.

  • React Native fits best

    React teams building native iOS and Android apps

  • Kotlin Multiplatform fits best

    Kotlin teams sharing logic incrementally

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature React Native 9.2/10 Visit ↗ Kotlin Multiplatform 9.0/10 Visit ↗
At a glance
Editor score 9.2 9.0
Ranking #3 in Cross-Platform App Development Frameworks #5 in Cross-Platform App Development Frameworks
Best for React teams building native iOS and Android apps Kotlin teams sharing logic incrementally
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Mobile Self-hosted
Platforms Android, iOS Web, Windows, macOS, Linux, iOS, Android
Support Docs Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features React Native 0/1 · Kotlin Multiplatform 1/1
Native API access Not published ✓ (best)
Specs
Target platforms Not published 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
  • Renders native UI components on Android and iOS
  • Supports JavaScript and TypeScript application code
  • Allows platform-specific code and native modules
  • 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
  • Focused on mobile apps rather than server rendering
  • Platform-specific code can limit how much code is shared
  • Support channels listed here are documentation
  • 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

React Native is an open-source framework for building native mobile applications with React. Developers create interfaces with React components and write application code in JavaScript or TypeScript; the framework renders native UI on…

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. React NativeCross-Platform App Development Frameworks 9.2Free plan
  2. Kotlin MultiplatformCross-Platform App Development Frameworks 9.0Free plan

Strengths and trade-offs

  • React Native — where it wins

    • Renders native UI components on Android and iOS
    • Supports JavaScript and TypeScript application code
    • Allows platform-specific code and native modules

    Where it doesn't

    • Focused on mobile apps rather than server rendering
    • Platform-specific code can limit how much code is shared
    • Support channels listed here are documentation

  • 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