I've just spent 5 minutes exploring the Gmail Android app and the web interface on windows and I can't find this in either. I also searched Google for "Gmail ma

I've just spent 5 minutes exploring the Gmail Android app and the web interface on windows and I can't find this in either. I also searched Google for "Gmail manage subscriptions" and don't see it mentioned anywhere. Just links to manage Google payment subscriptions. Are you sure this feature exists?