Best Microsoft 365 Copilot Chat Apps

Google Chat

Efficient Team Communication

Free

Connect, collaborate, and accomplish tasks with AI-powered messaging. Streamline teamwork with integrations and smart features. Securely communicate with your team, whether in real-time or asynchronously.

Slack

Business Communication

Free

This app streamlines business communication by bringing together coworkers, customers, and contractors in a secure, unified workspace. It offers AI-powered search and summarization, automation tools, and integrations with over 2,600 apps to reduce busywork and improve collaboration.

Skype for Business

Formerly Lync 2013

Free

This app enables voice and video calls, instant messaging, and conferencing on your mobile device. It allows you to join meetings, manage participants, and access recent conversations. It requires a Skype for Business or Lync account to function fully.

Pronto Team Communication

Group Text & Video Chat

Free

This app facilitates efficient team communication with real-time messaging, video chat, and task management. It offers secure private channels, instant language translation, and read receipts to ensure messages are seen and understood. It also includes features like announcements and GIF support for enhanced team interaction.

myDTO Chat

Dream Team Member Chat Tool.

Free

This business communication tool synchronizes messages between its mobile and desktop versions. It is designed for exclusive use by members of mydtonline, ensuring team collaboration.

Rocket.Chat

The Secure CommsOS™

Free

A secure communication platform that integrates messaging, voice, video, and AI for organizations requiring high security and compliance. It offers features like E2E encryption and two-factor authentication to protect sensitive communications.

Jitsi Meet

Video meetings for everyone

Free

Host unlimited video conferences with anyone, anywhere. No account or downloads are needed for participants to join. Secure your meetings with password protection and enjoy high-quality audio and video.

Lark - Team Collaboration

Teamwork made easy

Free

Streamline team communication and collaboration with an all-in-one platform. Integrate chat, video meetings, documents, calendars, and more to boost productivity for distributed teams. Offers powerful features like no-code app building and auto-translation.

TrueConf: Business Messenger

True On-premises Collaboration

Free

This business messenger enables seamless on-the-go collaboration with colleagues. Conduct video calls and conferences, share files, and stay connected through team chats, all synchronized across your devices.

Zenzap: Professional Work Chat

Work chat finally done right

Free

This professional chat app organizes team communication into focused groups and integrates task management. It offers control over notifications, secure data handling, and features like announcements and file sharing to enhance team productivity and work-life balance.

Keet - Private Encrypted Chat

Secure Messenger, No Tracking

Free

Connect directly with others using a peer-to-peer messenger. Your messages, files, and calls are encrypted and shared only between devices, ensuring complete privacy and control without corporate servers or data mining.