# Compose Multiplatform vs Kotlin Multiplatform

**Leader by vioscaleAI score:** Compose Multiplatform

| Attribute | Compose Multiplatform | Kotlin Multiplatform |
|---|---|---|
| **vioscaleAI score** | 73.7 (52% (medium)) | 55.7 (62% (medium)) |
| activity.commits_last_30d | 100 | 37 |
| adoption.dependent_repos | 47,093 | 14 |
| adoption.github_stars | 53,486 | 19,421 |
| content.faq | `[{"answer":"A declarative Kotlin UI framework developed by JetBrains that allows developers to write user interface code once and deploy it across Android, iOS, desktop (Windows, macOS, Linux), and web platforms. It is indexed under Mobile App Frameworks.","source":"https://www.jetbrains.com/lp/compose-multiplatform/","question":"What is Compose Multiplatform?","confidence":0.6},{"answer":"Compose Multiplatform is open source, so it can be self-hosted and used at no licence cost. Pricing changes often, so verify at source before relying on it.","source":"https://www.jetbrains.com/lp/compose-multiplatform/","question":"Is Compose Multiplatform free to use?","confidence":0.6},{"answer":"Compose Multiplatform supports the web, Windows, macOS, Linux, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.jetbrains.com/lp/compose-multiplatform/","question":"What platforms does Compose Multiplatform support?","confidence":0.6},{"answer":"Yes. Compose Multiplatform can be deployed on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.jetbrains.com/lp/compose-multiplatform/","question":"Can Compose Multiplatform be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Compose Multiplatform. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Compose Multiplatform not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.jetbrains.com/company/commitment/compliance-highlights/","question":"What security certifications does Compose Multiplatform have?","confidence":0.7}]` | `[{"answer":"A framework for building applications that run on Android, iOS, desktop, and web platforms, allowing developers to share code across platforms while choosing between shared UI through Compose or platform-specific native implementations It is indexed under Mobile App Frameworks.","source":"https://kotlinlang.org/docs/multiplatform.html","question":"What is Kotlin Multiplatform?","confidence":0.6},{"answer":"Kotlin Multiplatform supports the web, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://kotlinlang.org/docs/multiplatform.html","question":"What platforms does Kotlin Multiplatform support?","confidence":0.6},{"answer":"Yes. Kotlin Multiplatform is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/jetbrains/compose-multiplatform","question":"Is Kotlin Multiplatform open source?","confidence":0.95}]` |
| deployment.options | `{"on_prem":true,"self_hosted":true}` | - |
| description.long | A declarative Kotlin UI framework developed by JetBrains that allows developers to write user interface code once and deploy it across Android, iOS, desktop (Windows, macOS, Linux), and web platforms. | A framework for building applications that run on Android, iOS, desktop, and web platforms, allowing developers to share code across platforms while choosing between shared UI through Compose or platform-specific native implementations |
| features.capabilities | `{"targets":"Android, iOS, Windows, macOS, Linux, Web","approach":"native_declarative","language":"Kotlin","hot_reload":true,"web_target":true,"native_widgets":true,"desktop_support":true,"official_ui_kit":true,"single_codebase":true,"typescript_first":false,"native_api_access":"full","native_look_and_feel":true,"mobile_target_support":true}` | `{"targets":"Android, iOS, desktop, and web","approach":"multiplatform","language":"Kotlin","hot_reload":true,"web_target":true,"native_widgets":true,"desktop_support":true,"official_ui_kit":true,"single_codebase":true,"typescript_first":false,"native_api_access":"plugin_bridged"}` |
| integrations.count | - | 8 |
| integrations.list | - | `[{"name":"Gradle","native":true,"category":"build_tool"},{"name":"Maven","native":true,"category":"build_tool"},{"name":"Xcode","native":true,"category":"ide"},{"name":"IntelliJ IDEA","native":true,"category":"ide"},{"name":"Android Studio","native":true,"category":"ide"},{"name":"CocoaPods","native":true,"category":"package_manager"},{"name":"Swift Package Manager","native":true,"category":"package_manager"},{"name":"Spring Framework","native":true,"category":"framework"}]` |
| language.primary | Kotlin | Kotlin |
| license.spdx | - | Apache-2.0 |
| platform.support | `{"ios":true,"mac":true,"web":true,"linux":true,"android":true,"windows":true}` | `{"ios":true,"mac":true,"linux":true,"android":true,"windows":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://www.jetbrains.com/lp/compose-multiplatform/","retrievedAt":"2026-10-07T15:24:09.818Z"}` | - |
| pricing.free_tier | yes | - |
| pricing.model | open_source | - |
| pricing.price_level | free | - |
| pricing.transparent | yes | - |
| release.cadence_days | 8 | 13 |
| release.history | `[{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.21-RC","date":"2026-09-30T11:30:47Z","type":"prerelease","version":"v2.4.21-RC"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.5.0-Beta1","date":"2026-09-23T12:02:11Z","type":"prerelease","version":"v2.5.0-Beta1"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.20","date":"2026-09-07T10:31:56Z","type":"stable","version":"v2.4.20"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.20-RC3","date":"2026-09-02T09:49:47Z","type":"prerelease","version":"v2.4.20-RC3"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.20-RC2","date":"2026-08-26T10:02:56Z","type":"prerelease","version":"v2.4.20-RC2"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.20-RC","date":"2026-08-12T09:36:59Z","type":"prerelease","version":"v2.4.20-RC"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.20-Beta2","date":"2026-07-22T11:41:10Z","type":"prerelease","version":"v2.4.20-Beta2"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.10","date":"2026-07-14T10:47:27Z","type":"stable","version":"v2.4.10"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.10-RC2","date":"2026-07-07T12:46:47Z","type":"prerelease","version":"v2.4.10-RC2"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.10-RC","date":"2026-06-25T09:46:40Z","type":"prerelease","version":"v2.4.10-RC"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.20-Beta1","date":"2026-06-24T13:16:57Z","type":"prerelease","version":"v2.4.20-Beta1"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.0","date":"2026-06-03T09:31:47Z","type":"stable","version":"v2.4.0"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.0-RC2","date":"2026-05-27T12:43:02Z","type":"prerelease","version":"v2.4.0-RC2"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.0-RC","date":"2026-05-13T12:30:38Z","type":"prerelease","version":"v2.4.0-RC"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.0-Beta2","date":"2026-04-22T09:52:15Z","type":"prerelease","version":"v2.4.0-Beta2"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.3.21","date":"2026-04-23T10:11:51Z","type":"stable","version":"v2.3.21"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.3.21-RC2","date":"2026-04-16T13:59:12Z","type":"prerelease","version":"v2.3.21-RC2"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.3.21-RC","date":"2026-04-07T12:24:41Z","type":"prerelease","version":"v2.3.21-RC"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.4.0-Beta1","date":"2026-03-31T13:10:43Z","type":"prerelease","version":"v2.4.0-Beta1"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.3.20","date":"2026-03-16T09:37:25Z","type":"stable","version":"v2.3.20"}]` | `[{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.13.0-alpha02","date":"2026-10-06T12:44:18Z","type":"prerelease","version":"v1.13.0-alpha02"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.12.1","date":"2026-09-22T12:11:13Z","type":"stable","version":"v1.12.1"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.13.0-alpha01","date":"2026-09-10T07:11:39Z","type":"prerelease","version":"v1.13.0-alpha01"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.12.0","date":"2026-08-25T10:30:23Z","type":"stable","version":"v1.12.0"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.12.0-rc01","date":"2026-08-11T10:40:44Z","type":"prerelease","version":"v1.12.0-rc01"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.12.0-beta03","date":"2026-07-28T14:21:30Z","type":"prerelease","version":"v1.12.0-beta03"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.12.0-beta02","date":"2026-07-14T11:42:36Z","type":"prerelease","version":"v1.12.0-beta02"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.12.0-beta01","date":"2026-06-30T12:18:22Z","type":"prerelease","version":"v1.12.0-beta01"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.12.0-alpha02","date":"2026-06-16T13:29:52Z","type":"prerelease","version":"v1.12.0-alpha02"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.1","date":"2026-06-02T11:38:38Z","type":"stable","version":"v1.11.1"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.12.0-alpha01","date":"2026-05-19T13:57:43Z","type":"prerelease","version":"v1.12.0-alpha01"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.0","date":"2026-05-13T13:41:03Z","type":"stable","version":"v1.11.0"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.0-rc01","date":"2026-05-05T12:37:14Z","type":"prerelease","version":"v1.11.0-rc01"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.0-beta03","date":"2026-04-21T12:47:45Z","type":"prerelease","version":"v1.11.0-beta03"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.0-beta02","date":"2026-04-10T09:53:50Z","type":"prerelease","version":"v1.11.0-beta02"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.0-beta01","date":"2026-03-26T17:12:56Z","type":"prerelease","version":"v1.11.0-beta01"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.10.3","date":"2026-03-19T14:01:35Z","type":"stable","version":"v1.10.3"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.0-alpha04","date":"2026-03-11T12:53:46Z","type":"prerelease","version":"v1.11.0-alpha04"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.10.2","date":"2026-03-05T11:16:32Z","type":"stable","version":"v1.10.2"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.0-alpha03","date":"2026-02-25T13:10:13Z","type":"prerelease","version":"v1.11.0-alpha03"}]` |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | yes |
| security.gdpr | yes | - |
| security.trust_center | https://www.jetbrains.com/company/commitment/compliance-highlights/ | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.jetbrains.kotlin%3Akotlin-stdlib-jdk8&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.jetbrains.compose.foundation%3Afoundation&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Mobile App Frameworks)

| Capability | Compose Multiplatform | Kotlin Multiplatform |
|---|:--:|:--:|
| **Core** |  |  |
| Target platforms | Android, iOS, Windows, macOS, Linux, Web | Android, iOS, desktop, and web |
| Approach | Native declarative | Multiplatform shared logic |
| Primary language | Kotlin | Kotlin |
| **Rendering** |  |  |
| Renders true native UI | ✓ | ✓ |
| **DX** |  |  |
| Hot reload | ✓ | ✓ |
| TypeScript-first | ✗ | ✗ |
| **Delivery** |  |  |
| Over-the-air code push | - | - |
| **Portability** |  |  |
| Single codebase, multiple platforms | ✓ | ✓ |
| Desktop support | ✓ | ✓ |
| Builds for web | ✓ | ✓ |
| **Capability** |  |  |
| Native API access | Full native | Plugin / bridged |
| **Ecosystem** |  |  |
| Bundled UI component library | ✓ | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T19:15:14.324Z. "-" = undocumented, not absent.*