That's why we at Tuta do not send any information with the push on Apple and have built our own push notification for Android (we'd never use Google Push): http

That's why we at Tuta do not send any information with the push on Apple and have built our own push notification for Android (we'd never use Google Push): https://tuta.com/blog/posts/open-source-email-fdroid https://tuta.com/blog/posts/open-source-email-fdroid