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.
productboard - Beautiful and powerful product management.
Sortd - Rated the #1 App for Gmail
Aha - Aha! is the new way to create visual product roadmaps. Web-based product management tools and roadmapping software for agile product managers.
Drag for Gmail - Transform Gmail into organized To Do lists (like Trello)
ProdPad - ProdPad helps your team gather ideas, surface the best ones and turn them into product specs, and then put it all on a product roadmap.
Flow-e - Turn your Gmail or Office365 inbox to a Visual Task Board.