One intuitive workspace to manage your Emails, To-do's, Projects, Sales, Client Service, CRM and Teamwork ... right in GMAIL!
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
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.
Spreadsheet.com - Spreadsheets that come alive as applications
Drag for Gmail - Transform Gmail into organized To Do lists (like Trello)
Rows - The spreadsheet where teams work faster
KanbanMail - A Kanban board for your emails.