Maily

Maily is an open source email app.
Access all your email accounts at once with the univeral account and even search through all accounts at once.
Create rich messages with word formatting, lists and more.
Unsubscribe from newsletters with one tap.
Make yourself at home: Personalize the design, adapt the swipe gestures, create you account specific signatures and much more.
Manage email like a pro: forward several messages, forward all attachments of one or several messages, request and sent receipts.