Slack is an application known to many, especially in the business field. It is an app that allows employees to be in contact, in addition to being able to create work groups or divide users based on the section in which they work. Although it is a well-known name, there are some companies or users who are looking for alternatives to Slack.
If you were looking for alternatives to Slack, because in your company you want to stop using this app or because you want to know if there are better options on the market, then we will talk about some of them. Since you can see that we have many options in this regard, so there are always apps that can be adjusted to all types of companies or all types of users.
The number of competitors for Slack has been growing over time. Therefore, there are always alternatives to this app, although it will also depend on the functions that are being searched for in this regard. Since this is going to have an influence when it comes to finding a replacement for the app, currently owned by Salesforce. These are the best alternatives to Slack that we can find today.
What is Slack
Slack is an application known throughout the world. It is a messaging and communication app, which is mainly used in the work environment (small, medium and large companies, media...). This is an app that stands out for being an excellent communication tool between teams, as well as its tools for organizing those teams or groups within a company.
Initially the app was launched as an app to communicate when playing online, like Discord is now. But they decided to focus their activity on the world of work. was looking with her improve internal communication in companies. In addition to improving the tools used by the work groups.
Slack gives us a lot of features for business. Since not only can messages be sent in all kinds of chats, groups or channels, but it is also possible to make calls and video calls (individual and group), as well as being able to share files in those chats that are held in it. So it is a tool that gives many options.
Microsoft Teams
Microsoft Teams is possibly Slack's main rival, so it could not be missing from this list of alternatives to Slack. This is an app whose use has increased significantly due to the pandemic, being an especially popular option among companies, as well as educational institutions around the world. It is an app that also comes already installed natively in Windows 11, for example, which helps its use.
The app integrates with Microsoft Teams 365, in addition to more than 250 different applications and services. It is an app that gives us many functions, such as being able to send messages, make calls and video calls (both individually and in groups), and can also make these calls in large groups. Therefore, it is a tool that adapts perfectly to all types of companies or organizations, even those that are very large.
Microsoft Teams is also available for all types of operating systems. Since it can be downloaded on Android, iOS, macOS, Windows and via the web (so it is ideal for Linux users). If you are not a Microsoft 365 customer, the cheapest monthly payment to get the most out of it is 5 euros.
HighSide
HighSide is a great option to consider, especially because we gives many functions for group management, which is precisely something that interests us in this case. The application or tool stands out not only for its organizational communication tools, but is also known for its advanced security. Since this is an app that offers users end-to-end encryption in all the chats they have, so this already provides good privacy. In addition, when entering, authentication is required in it. While the files we save, we can store them safely in the cloud.
In addition, it is an application that is designed to comply with the regulation or standard GDPR (General Data Protection Regulation), so that we know at all times that it complies well in terms of privacy. Another point in its favor is that it has an extension for Microsoft Teams to work in a much more secure way.
HighSide is an application that is available for Windows, macOS, Ubuntu, iOS, and also Android. The monthly price per user is 5 dollars to access the basic functions of it. The version for administrators, which gives us access to all its functions, has a higher price, in its case it is 12,50 dollars per month.
chantry
Another name known to many in this list of alternatives to Slack is Chantry. chantry is a communication tool that is intended above all to small and medium teams. As in Slack, you will be able to communicate with others in public and private channels, as well as through individual conversations. So you will be able to talk to any of the other members of the team or the company.
The application also allows a good organization of all your files, so that everything is safe. Not only with files, because we can also organize all the links, tasks and conversations that we have in folders in a simple way. This is possible thanks to a feature called Teambook. Also, this tool integrates seamlessly with Zapier, a platform to create workflows and automations that allow building the necessary infrastructure for each company, regardless of its size. So this allows a better use of it.
Chantry is available for Android, iOS, macOS and Windows. Its use for up to 10 members is completely free. From that number of users, the price per user is 3 euros per month, to thus access all the functions available in the application.
Mattermost.
We continue this list with another tool that many of you probably know, there may even be some who already use it. Mattermost. is a solution of Open Source, something that makes it an especially interesting option for many. It is also a tool that stands out for being totally customizable, so that it will be able to satisfy the needs of most companies. In addition, it is possible to implement it with private cloud hosting or a self-managed server. More options are given this way.
The app allows you to be in contact within the company, it even has a message history. In addition, another of its advantages is that integrates with a large number of platforms. It is also known for supporting over a dozen languages, making it a great option for global teams. Since in this way communication between the various members of the company is facilitated, even if they speak different languages, for example.
Mattermost is currently available for Android, iOS, macOS, Windows, Linux, and also via the web. This platform is free for groups of up to 10 users. For groups that are larger, the monthly price per user is 10 dollars. So it is a good option for small groups, as well as groups that are growing at the time.
fleep
Another of the most outstanding alternatives to Slack on the market is Fleep. fleep is in fact a tool that we can see as a mix of Slack and Trello. Since it is an app that is based on the idea of conversations in which users can participate. So if there is a discussion about a certain topic, any user can access that chat and leave a message. This is something that can allow for good bug fixes, as well as encourage discussions or communication between teams within the organization, for example.
Inside, Fleep also leaves us with a series of additional functions. For example, it has a task system for assign and coordinate the work of a team, as well as the Bulletin Board feature, which allows users to pin important messages, details, or announcements. In this way, all the members of a team or group are up to date on what is happening, such as possible changes or if a certain date has to be met in order to deliver a specific project, for example. This is something that can be extremely useful in many companies.
Flex is a tool that is available for Android, iOS, macOS, Windows, Linux. Individual conversations in the app are unlimited in the freemium version. Also, it has limited storage capacity as it only supports 3 group conversations. If we want more features in it, then we will have to hire the Business plan that is available from it.