@Knuthf There are links directly to the apps from the Vivaldi home page:
https://vivaldi.com/android/automotive/
https://vivaldi.com/android/automotive/polestar/
https://vivaldi.com/android/automotive/renault/
Link to:
https://play.google.com/store/apps/details?id=com.vivaldi.browser.automotive.renault
https://play.google.com/store/apps/details?id=com.polestar.vivaldi.production.android
Has nothing to do with Google "hating" Vivaldi... if nothing shows up when searching something is wrong on your end.