---
title: appBundleIdentifier
framework: networkextension
role: symbol
role_heading: Instance Property
path: networkextension/neurlfiltermanager/appbundleidentifier
---

# appBundleIdentifier

The bundle identifier of the URL filter app.

## Declaration

```swift
var appBundleIdentifier: String? { get }
```

## See Also

### Identifying app and extension bundles

- [controlProviderBundleIdentifier](networkextension/neurlfiltermanager/controlproviderbundleidentifier.md)