Find an app ID or ad unit ID

This article describes how to find and copy your app ID and ad unit ID(s) in Google Ad Manager, which are unique identifiers for your apps and ad units respectively. These IDs are essential for implementing ads in your app's code.

On this page:

• Find an app ID
• Find an ad unit ID

You can copy and paste the app ID and any ad unit ID(s) into your app's code. 

• App ID: A unique ID number assigned to your apps when they're added to Google Ad Manager. The app ID is used to identify your apps.
• Ad unit ID: A unique ID number assigned to each of your ad units when they're created in Google Ad Manager. The ad unit ID is added to your app's code and used to identify ad requests from the ad unit.

For more information on implementation, review the Google Developers Get Started guide (Android, iOS) for the appropriate ad format(s): banner, interstitial, rewarded, native.

Find an app ID

1. Sign in to Google Ad Manager.
2. Navigate to Inventory, then Apps.

   All visible apps are shown by default. You have the option to select "All apps", "All visible apps" or "All hidden apps."

3. Locate your app and copy the ID in the "App ID" column.

Find an ad unit ID

1. Sign in to Google Ad Manager.
2. Navigate to Inventory, then Apps.

   All visible apps are shown by default. You have the option to select "All apps", "All visible apps" or "All hidden apps."

3. Locate and open your app.
4. Click Ad units.
5. Copy the ID located in the "Name" column of the ad unit.