Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
SquidHub - SquidHub is a simple and intuitive productivity app for teams. Get the job done - for free! - Todo list, Messages, and File sharing
Creativity 365 - Cross-device content creation suite
RingCentral Video - Live life unlimited. Free video meetings and team messaging in one app that works the way you do.
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.
Plutio - Run your entire business from one intuitive platform