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Skype’s text, voice and video make it simple to share experiences with the people that matter to you, wherever they are. | It supports end to end encryption, groups, channels and sharing of files between users, also registration does not require a phone number. |
Calling- Make free Skype to Skype calls or call mobiles and landlines home and abroad at low rates.;Video- Catch up face to face or get a whole group together on a video call.;Messaging- You're always in the loop with instant messaging, voice messaging and sending texts.;Sharing- Send photos, videos and files of any size. | More than simple chat. Custom Communication;
Choose who you trust with your data;
Security;
Voice & Video Conferencing;
Share Files;
Intelligent Notifications;
Other Apps, Stickers, Widgets & Bots;
Bridge other apps and networks. |
Statistics | |
Stacks 17.3K | Stacks 21 |
Followers 13.5K | Followers 36 |
Votes 653 | Votes 6 |
Pros & Cons | |
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Integrations | |
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Imagine all your team communication in one place, instantly searchable, available wherever you go. That’s Slack. All your messages. All your files. And everything from Twitter, Dropbox, Google Docs, Asana, Trello, GitHub and dozens of other services. All together.

Discord is a modern free voice & text chat app for groups of gamers. Our resilient Erlang backend running on the cloud has built in DDoS protection with automatic server failover.

HipChat is a hosted private chat service for your company or team. Invite colleagues to share ideas and files in persistent group chat rooms. Get your team off AIM, Google Talk, and Skype — HipChat was built for business.

Zulip is powerful, open source team chat that combines the immediacy of real-time chat with the productivity benefits of threaded conversations. Zulip allows busy managers and others in meetings all day to participate in their teams chats.

Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework. It is a great solution for communities and companies wanting to privately host their own chat service or for developers looking forward to build and evolve their own chat platforms.

Mattermost is modern communication from behind your firewall.

Free chat rooms for your public repositories. A bit like IRC only smarter. Chats for private repositories as well as organisations.

Flowdock is a web-based team chat service that integrates with your tools to provide a window into your team's activities. With the team inbox, everyone on your team can stay up to date. Stay connected with Flowdock's iOS and Android apps.

Zoom unifies cloud video conferencing, simple online meetings, and cross platform group chat into one easy-to-use platform. Our solution offers the best video, audio, and screen-sharing experience across Zoom Rooms, Windows, Mac, iOS, Android, and H.323/SIP room systems.

It is the business-oriented version of Google's Hangouts platform and is suitable for businesses of all sizes. It allows users to dial in phone numbers to access meetings, thus enabling users with slow internet connection to call in.