# Expo vs Qt

**Leader by Vioscale score:** Expo

| Attribute | Expo | Qt |
|---|---|---|
| **Vioscale score** | 68.9 (68% (medium)) | 38.5 (57% (medium)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 160,583 | - |
| adoption.github_stars | 51,839 | - |
| adoption.package_downloads_weekly | 8,700,886 | - |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"hybrid":true,"self_hosted":true}` |
| description.long | A comprehensive development platform enabling developers to build native applications for iOS, Android, and web using React. Provides integrated tools for building, testing, submitting to app stores, delivering over-the-air updates, and monitoring production applications. | Qt is a comprehensive platform providing libraries, frameworks, and development tools for creating user interfaces and applications that run consistently across multiple platforms. It enables developers to design, build, test, and maintain software from concept through deployment using a unified toolset. |
| features.capabilities | `{"targets":"iOS, Android, web","approach":"native_render","language":"JavaScript/TypeScript","web_target":true,"ota_updates":true,"native_widgets":true,"single_codebase":true,"native_api_access":"full"}` | `{"targets":"Embedded systems, microcontrollers, iOS, Windows, macOS, web","approach":"multiplatform","language":"C++, QML","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"}` |
| integrations.count | 9 | 1 |
| integrations.list | `[{"name":"Slack"},{"name":"maestro"},{"name":"Fastlane"},{"name":"Xcode"},{"name":"Android Studio"},{"name":"ADB"},{"name":"Metro"},{"name":"Webpack"},{"name":"Repack"},{"name":"Fingerprint"}]` | `[{"name":"Figma"}]` |
| language.primary | TypeScript | - |
| license.spdx | MIT | - |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"FI","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"ios":true,"web":true,"android":true}` | `{"cli":true,"ios":true,"mac":true,"web":true,"windows":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"$0/month","features":["15 Android and 15 iOS builds","Low-priority queue","60 min CI/CD Workflows","Submit to app stores","Send updates to 1K MAUs","Access to Launch","Access to Observe","1 concurrent build","45-minute build timeout","Organization-wide app credential management","Two-factor authentication","Unlimited members","Fair use limited MCP Server"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For solo developers working on a passion project","contactSales":false,"includedLimits":{"maus":"1K","builds":"15 Android, 15 iOS","projects":"25","ci_workflow_minutes":"60"}},{"free":false,"name":"Starter","summary":"$19/month + usage costs","features":["$45 of build credit, then usage-based pricing","High-priority queue","Access to large workers","Send updates to 3K MAUs","Access to Observe","1 concurrent build ($50 per additional, up to 5 extra)","2-hour build timeout","Organization-wide app credential management","Two-factor authentication","Unlimited members"],"components":[{"kind":"fixed","amount":19,"period":"month","currency":"USD"}],"description":"For developers ready to launch real-world apps","contactSales":false,"includedLimits":{"maus":"3K","projects":"50","build_credit":"$45"}},{"free":false,"name":"Production","summary":"$199/month + usage costs","features":["$225 of build credit, then usage-based pricing","2 included concurrencies","Send updates to 50K MAUs","10 custom environment variables","Priority support","Single sign-on (SSO)","High-priority queue","2-hour build timeout","Access to Observe","Organization-wide app credential management","Two-factor authentication","EAS SOC 2 Type 2 report","Unlimited members","$50 per additional concurrency (up to 5 extra)"],"components":[{"kind":"fixed","amount":199,"period":"month","currency":"USD"}],"description":"For teams building and distributing production apps","contactSales":false,"includedLimits":{"maus":"50K","projects":"100","build_credit":"$225","concurrencies":"2","env_environments":"10"}},{"free":false,"name":"Enterprise","summary":"Custom pricing","features":["Custom build credit (starting at $1000)","5 included concurrencies","Send updates to 1M+ MAUs","CI/CD Workflows insights","Slack and strategic support add-on available","Service Level Agreements","Single sign-on (SSO)","High-priority queue","2-hour build timeout","Organization-wide app credential management","Two-factor authentication","EAS SOC 2 Type 2 report","Unlimited members","$50 per additional concurrency"],"description":"For apps with scale, security, and compliance needs","contactSales":true,"includedLimits":{"maus":"1M+","projects":"300","build_credit":"$1000+","concurrencies":"5"}}],"addOns":[{"name":"Additional concurrency","components":[{"kind":"per_unit","unit":"concurrency","amount":50,"period":"month","currency":"USD"}]},{"name":"Slack and strategic support"}],"summary":"From $19/month. Free tier available.","currency":"USD","freeTier":true,"sourceUrl":"https://expo.dev/pricing","retrievedAt":"2026-08-14T21:38:44.673Z","startingPrice":{"amount":19,"period":"month","currency":"USD"},"billingPeriods":["month"]}` | `{"type":"quote","plans":[{"free":false,"name":"Extended Security Maintenance","summary":"Contact sales. Developer License required.","features":["Critical vulnerability patches","Limited to Qt libraries only","3-year availability"],"commitment":"annual","description":"Critical security patches and maintenance for supported Qt Framework releases after end-of-support","contactSales":true},{"free":false,"name":"Premium Security Maintenance","summary":"Contact sales","features":["Environment-specific patches","Patch analysis and porting","For customers with ESM","3-year maximum"],"commitment":"annual","description":"Extended security maintenance customized for specific Qt versions and platforms beyond standard ESM offering","contactSales":true}],"summary":"Contact sales. Free tier for open source development; Developer License required for commercial use.","freeTier":true,"sourceUrl":"https://www.qt.io","retrievedAt":"2026-08-16T21:35:37.793Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | quote |
| pricing.price_level | mid | low |
| pricing.transparent | yes | no |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | - |
| security.iso27001 | - | yes |
| security.scorecard | 5 | - |
| security.soc2 | yes | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=babel-preset-expo&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Mobile App Frameworks)

| Capability | Expo | Qt |
|---|:--:|:--:|
| **Core** |  |  |
| Target platforms | iOS, Android, web | Embedded systems, microcontrollers, iOS, Windows, macOS, web |
| Approach | Cross-platform native render | Multiplatform shared logic |
| Primary language | JavaScript/TypeScript | C++, QML |
| **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: Vioscale. Generated 2026-09-01T15:18:49.962Z. "-" = undocumented, not absent.*