This lightweight app by Adform allows publishers to test, troubleshoot and demo master tags.
Use the Publisher Demo App to troubleshoot and test Adform’s Advertising SDK. After installing this app you’ll be able to test your app and identify if everything is working smoothly or, if issues are found, if that problem comes from an issue with the Advertising SDK’s configuration, or if it Is tied to how the Advertising SDK has been implemented within your app as a publisher.
This app also includes pre-defined examples which enable you to check which banner formats are supported by the Adform SDK.