So what is the main difference between Universal Analytics and Google Analytics 4? We currently use Google Analytics to understand how users move through our a

So what is the main difference between Universal Analytics and Google Analytics 4? We currently use Google Analytics to understand how users move through our app. We also used Matomo (previously Piwik) 5 years ago. Now Google Analytics on iOS will stop working for users unless they update our app? It doesn’t seem to say anything: https://developers.google.com/analytics/devguides/collection/ios/v3 https://developers.google.com/analytics/devguides/collection...