Web categories are like shortcuts to different functions, informations or filters. You decide if a web category should only be visible in the app, on the web, or both. Web categories are created in BRP Configuration → Web and app → Web categories. The different types that can be used in the app is:
Classes/Group training
Services
Events
Subscriptions
Value cards
Entrance
Information
After a web category is created you need to add that web category to the app of choice in order for it to be shown i that app. This is done in BRP Configuration → Web and app → Apps → App objects → Web categories