NeverBounce - Real-time email verification and cleaning to ensure emails never bounce.
Azendoo - Azendoo is a collaborative task management solution that helps companies to get work done easily and in teams.
Email List Verify - The Fastest Way to Improve Email List Deliverability and ROI
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
DeBounce - Email Validation, Email Checker, Data Enrichment and Appending Tool. Using DeBounce remove invalid, disposable, spam-trap, syntax and deactivated emails.
Taskade - Make lists, organize your thoughts, and be inspired to get things done. Taskade is a collaborative space for your tasks.