502 Like Slack Good alternative? YES NO Slack brings all your communication together in one place. It's real-time messaging, archiving and search for modern teams. Freemium Mac Windows Linux Web Android iPhone BSD Apple Watch ... Electron / Atom Shell Group collaboration Extensible by Plugins/Extensions Group chat Multi Channel Team collaboration App integration ... Channel manager IFTTT integration Support for @mentions Onboarding Out Of The Box Reactions Real time collaboration Team work Voice Call Add a feature
97 Like Riot.im Good alternative? YES NO Riot (formerly Vector) is an opensource interoperable app running on Web, iOS and Android. It is built around chat rooms, both public and private and provides messaging... Free Open Source Linux Web Android iPhone iPad Self-Hosted Chrome Safari ... F-Droid Firefox End-to-end encryption Matrix.org protocol Built-in File transfer Decentralized Encrypted chat GitHub integration ... Group chat Group collaboration Server Moderation Server side history Slack integration Team collaboration Video calling Voice Call Add a feature
87 Like Mattermost Good alternative? YES NO Mattermost is an open source, self-hosted Slack alternative. As an alternative to proprietary SaaS messaging, Mattermost brings... Free Open Source Mac Windows Linux Android iPhone Android Tablet iPad Self-Hosted ... JavaScript Go (Programming Language) Cloudron Team collaboration Data API Group chat Integrated File Sharing MarkDown support On-premises software ... Plugin API Slack integration Add a feature
63 Like HipChat Good alternative? YES NO HipChat is an instant messaging service designed for companies and teams. It has persistent chat rooms, one-to-one chat, searchable chat history, file sharing via drag... Freemium Mac Windows Linux Web Android iPhone Android Tablet iPad ... Self-Hosted Apple Watch Integrated File Sharing Share your screen Team collaboration Add a feature
17 Like Hack Chat Good alternative? YES NO hack.chat is a minimal, distraction-free chat application. Channels are created and joined by going to https://hack.chat/?your-channel . There are no channel lists, so a... Free Open Source Web Android Self-Hosted Distraction-free UI Add a feature
16 Like Campfire Good alternative? YES NO Campfire is a simple web-based real-time group chat tool for business. It makes real-time communication with 2-60 people as simple as visiting a web page. It’s... Commercial Web iPhone Group chat Integrated File Sharing Team collaboration Voice Call Add a feature
21 Like Flock Good alternative? YES NO 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 Windows Web Android iPhone Chrome OS Android Tablet Windows Phone ... iPad Google Calendar integration Asana integration Bitbucket Integration Channel manager Encrypted chat GitHub integration ... Google Analytics Integration Google Drive integration Group chat Group collaboration IFTTT integration Integrated File Sharing Jira integration Mailchimp integration Share your screen Team collaboration Team messaging Trello integration Twitter integration Uber integration Video calling Visual Studio integration Voice Call Zapier integration Add a feature
23 Like TribeScale Good alternative? YES NO TribeScale is a startup that aims to enhance teamwork in companies through the improvement of communication, coordination, and the pace on the basis of targets set. Free Mac Windows Web Android iPhone iPad Self-Hosted Goal setting Goal Tracking Group chat Group collaboration Real time collaboration Team collaboration ... Team work Add a feature
5 Like Ryver Good alternative? YES NO Ryver provides all of your team communications in one place: chats, posts, and files. Invite as many team members and guests as you need. Free Mac Windows Linux Web Android iPhone Android Tablet iPad ... Chrome Integrated File Sharing Team collaboration Add a feature
13 Like Sid Good alternative? YES NO Sid is a secure teamwork tool to make your team communication safer, simpler and more efficient. Free Mac Windows Linux Android iPhone Android Tablet iPad Encrypted chat End-to-end encryption Group chat Integrated File Sharing Team collaboration Team work Add a feature
19 Like Fleep Good alternative? YES NO 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... Freemium Mac Windows Web Android iPhone Group chat IFTTT integration Integrated File Sharing Share your screen Video calling Voice Call Add a feature
7 Like Zoho Chat Good alternative? YES NO Zoho Chat combines content and communications into a single view to give you a comprehensive picture of your team's work. Zoho Chat brings the informality and... Free Web Android iPhone Android Wear Group chat Integrated File Sharing Add a feature
14 Like Dialog Messenger Good alternative? YES NO Dialog Messenger is a customized self-hosted platform usable across multi operation systems simultaneously. dialog provides SDK tools for client interface as well as for... Free Personal Mac Windows Linux Web Android iPhone Self-Hosted Encrypted chat Reactions Real time collaboration Team work Text chat Add a feature
8 Like AVAILO Good alternative? YES NO AVAILO is a business communication app for teams. One place for internal and external communications, open groups for your team members, service providers and customers... Free Android iPhone Android Tablet iPad Group chat Integrated File Sharing Team collaboration Team work Add a feature Discontinued The program seems to be no longer updated. Last app versions were released in September 2015 and can be still downloaded from the appstores. Anyway, according with their Facebook page, the company changed name to FASTEE Technologies and released a different product.
4 Like Slenke Good alternative? YES NO Slenke is an internal social network for your company to securely communicate, share files, manage projects, organize tasks, track time and more. View updates and keep... Freemium Mac Windows Web Encrypted chat Group Messaging Integrated File Sharing Real time collaboration Add a feature
