# Compose Multiplatform vs Kotlin Multiplatform

**Leader by Vioscale score:** Compose Multiplatform

| Attribute | Compose Multiplatform | Kotlin Multiplatform |
|---|---|---|
| **Vioscale score** | 77.9 (63% (medium)) | 57.9 (64% (medium)) |
| activity.commits_last_30d | 100 | 20 |
| adoption.dependent_repos | 47,093 | 14 |
| adoption.github_stars | 53,351 | 19,319 |
| deployment.options | `{"on_prem":true,"self_hosted":true}` | - |
| description.long | An open-source, declarative UI framework for Kotlin that enables sharing code across multiple platforms. Built on Jetpack Compose and Kotlin Multiplatform, developed by JetBrains. | 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"}` | `{"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"}` |
| 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,"web":true,"android":true}` |
| pricing | `{"type":"open_source","summary":"Open-source, free","freeTier":true,"sourceUrl":"https://www.jetbrains.com/lp/compose-multiplatform/","retrievedAt":"2026-08-13T18:17:40.704Z"}` | - |
| pricing.free_tier | yes | - |
| pricing.model | open_source | - |
| pricing.price_level | free | - |
| pricing.transparent | yes | - |
| release.cadence_days | 9 | 13 |
| release.history | `[{"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/kotlin/releases/tag/v2.3.20-RC3","date":"2026-03-10T12:54:01Z","type":"prerelease","version":"v2.3.20-RC3"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.3.20-RC2","date":"2026-03-03T11:47:42Z","type":"prerelease","version":"v2.3.20-RC2"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.3.20-RC","date":"2026-02-19T13:11:27Z","type":"prerelease","version":"v2.3.20-RC"},{"url":"https://github.com/JetBrains/kotlin/releases/tag/v2.3.10","date":"2026-02-05T11:48:04Z","type":"stable","version":"v2.3.10"}]` | `[{"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"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.10.1","date":"2026-02-10T15:06:49Z","type":"stable","version":"v1.10.1"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.11.0-alpha02","date":"2026-01-27T14:18:38Z","type":"prerelease","version":"v1.11.0-alpha02"},{"url":"https://github.com/JetBrains/compose-multiplatform/releases/tag/v1.10.0","date":"2026-01-13T13:07:27Z","type":"stable","version":"v1.10.0"}]` |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | yes |
| security.gdpr | yes | - |
| 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: Vioscale. Generated 2026-09-01T15:08:08.341Z. "-" = undocumented, not absent.*