Hands-on tested · Updated 2026
Free tier enough if you only need basic features; pay only if you need advanced capabilities or higher usage limits.
Where it falls short
Limited features in free version
JetBrains Compose Multiplatform is an AI-assisted Kotlin multiplatform development tool that provides powerful code completion features. It supports cross-platform development, simplifying the process of writing Kotlin code. In practical use, this tool can significantly improve development efficiency, especially for developers who need to support both Android and iOS. Suitable for Kotlin developers and multiplatform developers. The summary suggestion is that for developers who pursue an efficient development experience, this is an indispensable tool.
From registration to actual use - step by step
Visit the Compose Multiplatform page on JetBrains website. It's a Kotlin-based cross-platform UI framework—one codebase for Android, iOS, desktop, and web apps.
Visit WebsiteDownload and install IntelliJ IDEA or Android Studio with the Kotlin plugin. Create a Compose Multiplatform project using templates, selecting target platforms (Android, iOS, Desktop).
iOS development requires macOS with Xcode and related toolchains installed to build iOS targets.
Write shared Compose UI code in the commonMain module, using expect/actual for platform differences. Business logic and UI components are cross-platform reusable; only platform-specific APIs need separate implementation.
Abstract infrastructure like network and database as interfaces with platform-specific implementations to maximize code reuse.
Use Gradle tasks to build platform artifacts: APK/AAB for Android, IPA for iOS, native installers for Desktop. Publish to respective app stores following official processes.
iOS publishing requires an Apple Developer account ($99/year). Set up signing and certificates in advance to avoid publishing blockers.
💡 JetBrains Compose Multiplatform is a software tool, not an AI model. To experience its full features, please visit the official website. You can also add it to your workflow below.
Suitable for Kotlin developers who need to support both Android and iOS development, as well as development teams pursuing an efficient development experience. ## How to Use 1. Visit the official website to download and install JetBrains Compose Multiplatform. 2. Create a new Kotlin project or open an existing project. 3. Use the code completion feature of Compose Multiplatform in your project. 4. Enjoy the convenient development experience with AI assistance.
JetBrains Compose Multiplatform is a freemium tool. Visit the official website for detailed pricing.
View pricing →| Tool | Rating | Pricing | Best For |
|---|---|---|---|
| JetBrains Compose Multiplatform ★ | 0/5 | Freemium | Code |
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