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.
Hiver - Manage Customer Support, Sales and Projects right from your Gmail inbox. Collaborate with Shared Labels, Shared Contacts, email notes, email reminders and email templates
Sortd - Rated the #1 App for Gmail
Clean Email - Clean Email is an online service that empowers you to take control of your mailbox.
Drag for Gmail - Transform Gmail into organized To Do lists (like Trello)
MailClark - The Slack bot for external communications
Flow-e - Turn your Gmail or Office365 inbox to a Visual Task Board.