---
title: productID
framework: storekit
role: symbol
role_heading: Instance Property
path: storekit/transaction/productid
---

# productID

The product identifier of the in-app purchase.

## Declaration

```swift
let productID: String
```

## Discussion

Discussion You create product identifiers for in-app purchases in App Store Connect.

## See Also

### Identifying the app and product

- [appBundleID](storekit/transaction/appbundleid.md)
- [productType](storekit/transaction/producttype.md)
- [subscriptionGroupID](storekit/transaction/subscriptiongroupid.md)