---
title: groupIdentifier
framework: gamekit
role: symbol
role_heading: Instance Property
path: gamekit/gkachievementdescription/groupidentifier
---

# groupIdentifier

The identifier for the group that the achievement description is part of.

## Declaration

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

## Discussion

Discussion If your game is configured to be part of a game group in App Store Connect, this property holds the identifier you assigned to the achievement in the game group. If the game isn’t part of a game group, this property is nil.