KanbanMail takes your inbox from a confusing mess and turns it into a clear action plan!
KanbanMail has gone through lots of improvements and optimizations throughout the last year. If you are looking for a way to optimize your email workflow, you should give it go.
Sortd - Rated the #1 App for Gmail
Workflowy - A better way to organize your mind.
Drag for Gmail - Transform Gmail into organized To Do lists (like Trello)
ABBYY Business Card Reader - Scan cards ≡ in a second and manage them everywhere ☁
Flow-e - Turn your Gmail or Office365 inbox to a Visual Task Board.
Kanmail - An email client that works like a kanban board.