# Compose Multiplatform vs SwiftUI

**Leader by vioscaleAI score:** Compose Multiplatform

| Attribute | Compose Multiplatform | SwiftUI |
|---|---|---|
| **vioscaleAI score** | 73.7 (52% (medium)) | 54.4 (41% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 47,093 | - |
| adoption.github_stars | 53,486 | - |
| 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":"SwiftUI is Apple's declarative UI framework for creating native applications across iOS, iPadOS, macOS, watchOS, and tvOS using Swift. It simplifies UI development through straightforward syntax and integrates seamlessly with existing UIKit and AppKit code. It is indexed under Mobile App Frameworks.","source":"https://developer.apple.com/swiftui/","question":"What is SwiftUI?","confidence":0.6},{"answer":"SwiftUI supports macOS and iOS. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://developer.apple.com/swiftui/","question":"What platforms does SwiftUI support?","confidence":0.6},{"answer":"SwiftUI is available worldwide. The vendor is headquartered in the United States.","source":"https://developer.apple.com/swiftui/","question":"Where is SwiftUI available?","confidence":0.75}]` |
| 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. | SwiftUI is Apple's declarative UI framework for creating native applications across iOS, iPadOS, macOS, watchOS, and tvOS using Swift. It simplifies UI development through straightforward syntax and integrates seamlessly with existing UIKit and AppKit code. |
| 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":"iOS, iPadOS, macOS, watchOS, tvOS","approach":"native_declarative","language":"Swift","hot_reload":false,"web_target":false,"ota_updates":false,"native_widgets":true,"desktop_support":true,"official_ui_kit":true,"single_codebase":true,"typescript_first":false,"native_api_access":"full"}` |
| language.primary | Kotlin | - |
| market.availability | - | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"ios":true,"mac":true,"web":true,"linux":true,"android":true,"windows":true}` | `{"ios":true,"mac":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 | commercial |
| pricing.price_level | free | - |
| pricing.transparent | yes | - |
| release.cadence_days | 8 | - |
| 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"}]` | - |
| reliability.status_page | yes | yes |
| security.disclosure_policy | 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}` | - |

## Capabilities (Mobile App Frameworks)

| Capability | Compose Multiplatform | SwiftUI |
|---|:--:|:--:|
| **Core** |  |  |
| Target platforms | Android, iOS, Windows, macOS, Linux, Web | iOS, iPadOS, macOS, watchOS, tvOS |
| Approach | Native declarative | Native declarative |
| Primary language | Kotlin | Swift |
| **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 | Full native |
| **Ecosystem** |  |  |
| Bundled UI component library | ✓ | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T19:14:51.183Z. "-" = undocumented, not absent.*