---
title: bundleIdentifier
framework: sensorkit
role: symbol
role_heading: Instance Property
path: sensorkit/srdeviceusagereport/notificationusage/bundleidentifier
---

# bundleIdentifier

The bundle identifier of the app that corresponds to the notification.

## Declaration

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

## Discussion

Discussion The framework sets a value for this property only if the bundle identifier corresponds to an Apple app.

## See Also

### Analyzing Notification Use

- [event](sensorkit/srdeviceusagereport/notificationusage/event-swift.property.md)
- [SRDeviceUsageReport.NotificationUsage.Event](sensorkit/srdeviceusagereport/notificationusage/event-swift.enum.md)