---
metadata:
  - name: generator
    content: Diplodoc Platform v5.50.6
alternate:
  - https://appmetrica.yandex.com/docs/en/sdk/ios/analytics/objectivec/AMAAttributionSource.md
  - https://appmetrica.yandex.com/docs/ru/sdk/ios/analytics/objectivec/AMAAttributionSource.md
---
> **Documentation Index:** Fetch the complete configuration index at https://appmetrica.yandex.com/docs/en/llms.txt

# AMAAttributionSource

Provides attribution data from external systems.

## Type definitions {#typedef_summary}

#|
|| [AMAAttributionSource](#typedef_AMAAttributionSource) | Possible attribution values for the [+reportExternalAttribution:source:onFailure:](https://appmetrica.yandex.com/docs/en/sdk/ios/analytics/objectivec/AMAAppMetrica.md#method_reportExternalAttribution__source__onFailure) method. ||
|#

## Description of type definitions {#typedef_detail}

### AMAAttributionSource {#typedef_AMAAttributionSource}

`typedef NSString *AMAAttributionSource`

#|
|| **Constant** | **Description** ||
|| `kAMAAttributionSourceAdjust` | Attribution data from Adjust. ||
|| `kAMAAttributionSourceAirbridge` | Attribution data from Airbridge. ||
|| `kAMAAttributionSourceAppsflyer` | Attribution data from Appsflyer. ||
|| `kAMAAttributionSourceKochava` | Attribution data from Kochava. ||
|| `kAMAAttributionSourceSingular` | Attribution data from Singular. ||
|| `kAMAAttributionSourceTenjin` | Attribution data from Tenjin. ||
|#