- Universal Analytics properties
- Google Optimize
- Google Marketing Platform
- Google Analytics 4 properties
The correct answer is: Google Analytics 4 properties
If you wanted to analyse user journeys across a website and an app, and see how new users were arriving at both, you should use Google Analytics 4 properties for the insights. Google Analytics 4 properties can be used to measure both website traffic and app usage.
Read more here: https://support.google.com/analytics/answer/10356589