Slack

Slack brings all your communication together in one place. It's real-time messaging, archiving and search for modern teams.

Freemium
Mac OS X
Windows
Linux
Android
iPhone
BSD
Web
Apple Watch

Slack brings all your communication together in one place. It’s realtime messaging, archiving and search for modern teams.

Links to official Slack sites

Official Website
Twitter
Facebook

Features

Extensible by Plugins/Extensions IFTTT integration Share files Voice Call Real time collaboration Group chat Support for @mentions App integration Channel manager Group collaboration Multi Channel Onboarding Out Of The Box Reactions Team Collaboration Team work

The Best 16 Slack Alternatives

share-your-screen filter is active.

459 Like

Discord

All-in-one voice, video and text chat for gamers that’s free, secure, and works on both your desktop and phone.

Freemium

Ad free Share files Share your screen Video calling Voice Call Low memory usage Group chat Night mode Channel manager Multi Channel Reactions Team Collaboration Browser based app Chat Bot Communities Feature Community based Custom roles Dedicated Server Hosting Development API Direct Messaging Encrypted chat Free voice/text servers Specific for Gaming In app server browser Interface Overlay Low bandwidth usage Low Latency Permission system Persistent Chat Photo Sharing Positional audio Public groups chat Push to talk Responsive design Single Sign On Text chat
153 Like

Glip

Glip is instant messaging for teams and businesses to communicate and get work done at the same time. In Glip you work where your conversations are, so you always know what your team is doing and what needs to get done next.

Freemium Mac OS X Windows Android iPhone Android Tablet iPad Web

Share your screen Google Drive integration Real time collaboration Group chat Onedrive integration Group collaboration Team Collaboration Team work Dropbox integration CRM Recurring tasks Built in File Manager Trello integration Shared calendars Social feed Bitbucket Integration Box.com integration Calendar view GitHub integration Mailchimp integration Meeting notes Zapier integration Zendesk integration
144 Like

Wire

Wire is a secure and private messenger for phones, tablets and desktop. Crystal clear voice and video calls, private group chats, file sharing, audio and video messages - everything is end-to-end encrypted.

Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet iPad Web

Privacy focused Security focused Share your screen Video calling Voice Call Group chat WebRTC Encrypted chat Photo Sharing End to end encryption Integrated File Sharing Privacy Protected Encrypted calls Video chat (Encrypted)
72 Like

HipChat

HipChat is an instant messaging service designed for companies and teams.

Freemium Mac OS X Windows Linux Android iPhone Android Tablet iPad Web

Share your screen Team Collaboration Integrated File Sharing
67 Like

Rocket.Chat

Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.

Free Open Source Windows Linux Android iPhone Mac Self-Hosted Cloudron

Extensible by Plugins/Extensions Ad free Share your screen Group chat Voice messages Chat Bot Integrated File Sharing Location Mapping
29 Like

Flock

Flock is the fastest growing team messenger and loved by over 25,000 companies globally. It also comes with its powerful platform, FlockOS.

Freemium Mac OS X Windows Android iPhone Android Tablet Chrome OS Web Windows Phone

IFTTT integration Share your screen Video calling Voice Call Google Drive integration Group chat Channel manager Group collaboration Team Collaboration Encrypted chat Jira integration Integrated File Sharing Asana integration Trello integration Twitter integration Bitbucket Integration GitHub integration Mailchimp integration Zapier integration Team messaging Google Calendar integration Google Analytics Integration Uber integration Visual Studio integration
19 Like

Fleep

Fleep is a messenger for your teams and projects. It enables communication within and across organizations - be it your team chats, project communication or 1:1 conversations.

Freemium Mac OS X Windows Android iPhone Web

IFTTT integration Share your screen Video calling Voice Call Group chat Integrated File Sharing
13 Like

Circuit

Circuit is voice, video, screen sharing, messaging, and file sharing in a single view.

Freemium Mac OS X Android iPhone Android Tablet iPad Web Apple Watch

Share your screen WebRTC Team Collaboration Integrated File Sharing Support for Multiple threads
8 Like

Output Messenger

Private and Secure Instant Messenger for Office designed specifically for keeping remote employees and multiple offices in sync.

Commercial Mac OS X Windows Linux Android iPhone Self-Hosted

Integrated Chat Share your screen Group chat Integrated File Sharing
6 Like

uShare.to

Team Communication for your 'extended' team across company boundaries - clients, partners, vendors etc.

Freemium Windows Android iPhone Android Tablet Web

Share your screen Group chat Team Collaboration
4 Like

TrueConf

Free software on-premises video conferencing server with strong UC capabilities and native apps for all major platforms.

Freemium Mac OS X Windows Linux Android Web

Share your screen Video calling
3 Like

Brim

Brim is an all-in-one messaging app for teams. It’s real-time messaging, video-calling, screen-sharing, file annotation, screen recording, and file sync. It's optimized for team collaboration.

Freemium Mac OS X Windows Android iPhone Android Tablet iPad Web

File sync Share your screen Real time collaboration Group chat Team Collaboration Integrated File Sharing Email integration
3 Like

Conference Calling

Conference Calling offers affordable audio conferencing and screen sharing services, including call recording, online call management, web conferencing, HD audio quality...

Commercial Mac OS X Windows Android iPhone Web

Share your screen Call recording
2 Like

AtomJump.com

atomjump.com is a well tuned hosted version of the free open-source atomjump.org. it is free to chat publicly with your family, group...

Free Open Source Mac OS X Windows Linux Android iPhone

Extensible by Plugins/Extensions Portable Works Offline Share your screen Group chat Encrypted chat Push to talk
2 Like

Thirdlane Connect

Thirdlane Connect helps modern teams to be more effective by bringing together voice, messaging, video, and applications integrations.

Free Mac OS X Windows Linux Android Web

Share your screen Voice Call Group chat WebRTC Zendesk integration Integration with CRMs Salesforce integration
2 Like

TeamTalk.io

TeamTalk provides 1 - click meetings, audio -video calling, screen sharing, audio recording, meeting notes, whiteboard, Google calendar, text chat, file sharing and...

Free Web Chrome

Share your screen Video calling Text chat

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Slack

Links to official Slack sites

Features

Categories

Tags

The Best 16 Slack Alternatives

Discord

Glip

Wire

HipChat

Rocket.Chat

Flock

Fleep

Circuit

Output Messenger

uShare.to

TrueConf

Brim

Conference Calling

AtomJump.com

Thirdlane Connect

TeamTalk.io

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