Thankbot - Drive more business with handwritten notes
Canary Mail - Privacy-aware email app for Mac & iOS
Fountain Greetings - Handwritten cards. Curated gifts. Right at your fingertips.
Airmail - Airmail is a lightweight and lightning fast mail client for Mac.
Bond - A simple app that reminds you to keep in touch with people
Flow-e - Turn your Gmail or Office365 inbox to a Visual Task Board.