---
title: appVersionID
framework: storekit
role: symbol
role_heading: Instance Property
path: storekit/apptransaction/appversionid
---

# appVersionID

The number that the App Store uses to uniquely identify the version of the app.

## Declaration

```swift
let appVersionID: UInt64?
```

## Discussion

Discussion The App Store assigns this value. In the sandbox and xcode environments, this value is nil.

## See Also

### Getting app and version information

- [bundleID](storekit/apptransaction/bundleid.md)
- [appVersion](storekit/apptransaction/appversion.md)
- [originalAppVersion](storekit/apptransaction/originalappversion.md)
- [appID](storekit/apptransaction/appid.md)