Platform requirements
If you are integrating the MATTR Pi Holder SDK, ensure your app meets the minimum platform requirements before you begin.
Platform requirements
If you're integrating the MATTR Pi Holder SDK, ensure your app meets these minimum requirements:
| Platform | Minimum version | Language/framework |
|---|---|---|
| iOS | iOS 15+ | Swift / Objective-C |
| Android | Android 7+ (API 24) | Kotlin |
| React Native | 0.78+ (iOS 15+, Android 7+) | JavaScript / TypeScript |
For iOS 26+, the SDK supports the Digital Credentials API, which provides a native system overlay for credential presentation. On earlier iOS versions, the SDK uses standard redirect-based flows.
Next steps
Next, review the core capabilities to integrate.
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