Makes me wish I use Gmail. I want a natively designed email app for IMAP. There's one feature I desire: group by sender. Unibox does it, but the apps jump aroun

Makes me wish I use Gmail. I want a natively designed email app for IMAP. There's one feature I desire: group by sender. Unibox does it, but the apps jump around when loading email contents and aren't that fancy other than that feature. The app I use must not use an intermediate server.