This KB-articles explains how to build your article-based app!
2. Application Type
When creating a new build setting, select "Article-based app" as the Application type.
This is the name you will see on your device home screen.
Choose whether you want an app that supports Tablets, Phones, or both.
3.2. User Interface Languages
Here you can select the languages your app will support - alerts and error messages in your app will then be displayed in the system language specified on the device.
Add a 1024x1024 icon for iOS and/or Android.
And add a 2208 x 2208 square image that will be used as the launch image.
5. Code Signing
For more information on code signing, please refer to this article.
6. Application Key
Copy the application key from the article-based app you created on the Twixl Publisher Platform and enter it here.
For Android, navigate to Services and APIs for your app on the Google Play portal to copy the license key for your app.
7. Build your app
Your are now ready to build your app and submit it to App Store Connect and/or the Google Play store, or distribute it internally.