The company’s team clarified that their terms prohibit third-party apps from disabling ads, as it denies creators their due reward for viewership. Although the announcement did not specify any app by name, it’s plausible to presume that third-party YouTube apps such as NewPipe, YouTube ReVanced, Piped, and others might be implicated.
Good thing Firefox for Android allows plug-ins now. That’s been my go-to mobile YouTube viewer ever since. It’s almost as good as my desktop experience.