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.
Mailtrim - Email lives forever!. Reinvigorate your emailing experience with the best free email client, the Mailtrim
Drag for Gmail - Transform Gmail into organized To Do lists (like Trello)
Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.
Sortd - Rated the #1 App for Gmail
Missive - Team communication app now supporting FB, Twitter & SMS
Flow-e - Turn your Gmail or Office365 inbox to a Visual Task Board.