Microsoft Teams is described as 'is the chat-based workspace in Office 365 that integrates your team's people, content, and tools to be increase engagement and efficacy' and is a popular Group Chat App in the Office & Productivity category. There are more than 100 alternatives to Microsoft Teams for a variety of platforms, including Online / Web-based, Android, iPhone, Windows and Mac. Most alternatives are Group , Video Chat Apps and Team Collaboration Apps. The best alternative is Element, which is both free and Open Source. Other great apps like Microsoft Teams are TeamViewer (Free Personal), Slack (Freemium), Jitsi Meet (Freemium, Open Source) and Wire (Free Personal, Open Source).
Quill is the best way to message with a team or group. Built for productivity and focus, Quill reduces notifications, collects conversations into threads, and gets out of your way — so you can get back to doing what you do best.
Mighty Networks is where communities learn and share together in groups. Mightybell Communities are designed to grow an organization of local chapters, or a network of learning or discussion groups around particular projects or interests.
Ryver provides all of your team communications in one place: chats, posts, and files. Invite as many team members and guests as you need. - Public group communication with Forums - Private group communication with Teams - 1:1 communication with other Users
Zoho Cliq simplifies your team communication with organized conversations, information that's easy to find and by connecting to the tools you love. Transform ideas into reality with your team. With channels, your team communication is visible, transparent and efficient.