Quip Inbox - A smart and useful new inbox for living documents
Taskade - Make lists, organize your thoughts, and be inspired to get things done. Taskade is a collaborative space for your tasks.
Seamless - Seamless is an online food ordering service that is probably the most aptly named service in online food ordering service.
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.
Amium - A collaboration app that brings conversation to your files
Dropbox Paper Mobile - Organize your team’s knowledge in a single place