Seven of the best email apps for smartphones

As Mailbox prepares to shut down, here are seven other contenders for managing your inbox on the move on Android and iPhone

Two months ago, if you'd asked me what the best email app for smartphones was, I'd have said Mailbox without missing a beat.

But then came the announcement that Dropbox was shutting down its excellent mobile email client on 28 February - a deadline that the app has been reminding users of constantly ever since.