Google Inbox has a new “all inboxes” view on Android, allowing you to see all of your inboxes without tapping back and forth. This saves you two seconds of tapping each time you check your mail and keeps you from missing important messages arriving in your less-used mailboxes. While Gmail on Android has had this feature since 2015, it has yet to come to Gmail on iOS. Predictably, the unified view hasn’t come to Google Inbox on iOS either.
Google’s Inbox can finally show multiple email accounts at once – The Verge