Maily McMailFace - Dead-simple, people-centric π©βπΌπ¨βπΌ mail app π
Canary Mail - Privacy-aware email app for Mac & iOS
Polymail - Native email app for email productivity.
Airmail - Airmail is a lightweight and lightning fast mail client for Mac.
Morning Mail - A new way to manage your mail. Tinder for email.
Flow-e - Turn your Gmail or Office365 inbox to a Visual Task Board.