> ## Documentation Index
> Fetch the complete documentation index at: https://docs.alignet.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Android SDK

> Integrate Alignet SDK v2.2 into an Android application.

The Android library is developed in Kotlin and can be integrated into compatible applications. Request, response, and error objects are shared with iOS; this section covers Android-specific installation and invocation.

<CardGroup cols={2}>
  <Card title="Requirements and installation" icon="download" href="/en/sdk/android/requirements-and-installation">
    Android, Gradle, AAR libraries, and dependencies.
  </Card>

  <Card title="Kotlin initialization" icon="code" href="/en/sdk/android/initialization">
    Create `PaymeRequest`, select the environment, and receive callbacks.
  </Card>
</CardGroup>

<Note>
  Review [Common concepts and parameters](/en/sdk/common-concepts) before implementing the request.
</Note>

[View the official Android guide](https://docs.alignet.com/en/sdk/v2.2/Android/)