Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
MultiDraw - Draw with others in real time.
Creativity 365 - Cross-device content creation suite
Limnu - Sketch, share and collaborate with your team
Microsoft Teams - Microsoft Teams provides the enterprise-level security, compliance and management features you expect from Office 365, including broad support for compliance standards, and eDiscovery and legal hold for channels, chats, and files.
Sketchboard.io - Visual Remote Teamwork. Solve problems and create ideas on endless whiteboard with your teammates by sketching.