Your current web app is anything but usable on cell phones: too much things in the way of getting done what I need. Especially the GUI for email quarantine. Today, for instance, I'm expecting exactly 1 email and of course it will be quarantained. The GUI does not let me select the email, because it is too cluttered with other things like a sticky bottom bar. A quick win would be to make that bar scroll away like any normal web page element. You also don't offer an iOS app for email quarantine, as far as I can tell. Maybe I missed it:
