I've been using mailbox for about two years and am now switching to fastmail. The UI is vastly better and works great on mobile. It's also the base for the mob

I've been using mailbox for about two years and am now switching to fastmail. The UI is vastly better and works great on mobile. It's also the base for the mobile app which mailbox doesn't have (well, the OX one). And that's the other thing. Having a dedicated app with search integrated and push notifications on iOS is awesome.