The best alternatives to Slack: Complete comparison and updated guide

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Slack revolutionized the way teams and companies communicate, setting a benchmark for professional messaging apps. Its ease of use, ability to create channels, share documents, and manage projects have led thousands of companies to rely on this tool daily. However, not all organizations find Slack the ideal solution due to its limitations, pricing policies, and other reasons. Therefore, more and more people are looking for a solution. alternatives to Slack that best suit your needs, whether through specific functionalities, security policies, integrations, or simply cost optimization.

Below you will discover a comprehensive guide with the best alternatives to Slack We offer an in-depth analysis of their advantages, disadvantages, differences, integration with other applications, and the type of team or company that recommends each option. Whether you're a small freelance group, a startup, an established company, or an international team working remotely, here you'll find the most comprehensive and up-to-date analysis of the main professional communication platforms.

Why look for an alternative to Slack?

Slack stands out for enabling agile and collaborative internal communication through channels, direct messages, and multiple integrations. However, it's not a perfect tool:

• Message history limitation on the free plan: The basic plan only allows access to the last 90 days or 10.000 messages, making it difficult to retrieve past information.
• Cost: Payment plans can be expensive for large companies or SMEs, so more comprehensive and affordable solutions are available.
• Task and project management: Slack is a chat-centric app, but it doesn't include advanced project management features, forums, or built-in task tracking.
• Complexity for very large teams: Channel organization isn't always intuitive when managing dozens of projects in parallel.
• Integrations and extensibility: Although it has more than 2.400 integrations, many are paid, and the experience isn't always smooth for novice users.

Depending on your context, other platforms will offer you greater security, control, scalability, customization or native integration with the tools you already use. Many companies prioritize the data privacy, the interoperability with other applications, The possibility of self-hosting or a simpler learning curve for its users.

Features your ideal Slack alternative should have

• Intuitive interface and ease of use: The tool should be agile and easy to use, even for non-technical users.
• Cross-platform support: It is essential to have applications for Windows, macOS, Linux, web, and iOS/Android mobile devices.
• Group and private chats: Possibility of creating channels, threads, direct or role-based chats.
• Video calls and voice calls: Integrated multimedia communication for meetings or distributed teams.
• File and Screen Sharing: Options for uploading, storing, and searching for documents; screen sharing function.
• Integrations: Connection to office suites, cloud storage, project management, CRMs, etc.
• History and advanced search: Unlimited access to message history and files, with powerful search engines.
• Security and privacy: End-to-end encryption, permission control, regulatory compliance.
• Scalability and customization: That adapts to companies of all sizes and allows for customized workflows.
• Competitive cost: Generous free plans or affordable prices with useful features.

The best alternatives to Slack: A comprehensive comparison

Below, we present the most comprehensive and relevant alternatives to Slack, with their distinguishing features, pros, cons, and the types of teams they're recommended for. This guide includes all the essential information and practical details, based on the platforms with the highest ratings on portals like G2 and Capterra, and the direct experience of hundreds of companies.

1.Microsoft Teams

Microsoft Teams It has established itself as one of the most robust and comprehensive platforms for business collaboration. It combines chat, calls, video calls, project management, document integration, and tools like Word, Excel, and PowerPoint directly from the app. If your company already uses Microsoft 365 (formerly Office 365), Teams is the most natural and powerful option.

• Chats and channels: Allows you to create individual and group chats, public and private channels, and threads to organize conversations.
• Advanced Video Conferencing: Up to 1.000 meeting participants, custom backgrounds, noise suppression, subtitles, and real-time translation.
• Full integration with Microsoft 365: Collaborative document editing, synchronization with OneDrive, SharePoint and Outlook.
• Generous storage: From 5GB per user on the free plan to 1TB on business plans.
• Automation and bots: Extensive catalog of bots, automated workflows (Power Automate), and the ability to integrate more than 1.000 external applications.
• Security and compliance: Strong focus on data protection, encryption, and corporate regulatory compliance.

Advantages: Native integration with the entire Microsoft ecosystem, suitable for large teams, security, enterprise features, storage, chat, voice, video, and document management all in one place.

Disadvantages: The interface requires a learning curve; the free version is limited to strictly professional use; and permission management can be complex in large organizations.

Who is it recommended for? Business teams already using Microsoft 365, organizations with advanced video conferencing, collaborative editing, and deep office integration needs.

2. Google Chat

If your company uses Google Workspace (formerly G Suite), Google Chat It is the most natural and efficient option, as it integrates seamlessly with Gmail, Google Meet, Drive, Calendar, and Docs.

• Individual, group and “space” chats: Create conversations with thousands of participants, both public and private.
• Video calls with Google Meet: Call and schedule meetings with any contact in your organization.
• Full integration with Drive, Calendar, Docs and Sheets: Share, edit, and search documents without leaving the chat.
• Third-party automations and bots: Support for bots, native and third-party integrations (such as Asana, Trello, Zapier).
• Unlimited message history, advanced search, and unlimited attachments (depending on the Workspace plan).
• Security and management options: Domain configuration, data control, and restricted access.

Advantages: Minimalist interface, seamless integration with the Google ecosystem, scalability for large teams, generous storage, and cross-platform access.

Disadvantages: It lacks advanced project management features, most advanced features require a paid plan.

Who is it recommended for? For those who already work with Gmail, Drive, and other Google apps and require seamless communication with cloud-based documentation and scalable organization.

3.Discord

Discord was born as a platform for the gaming community, but it has evolved to become one of the best alternatives to Slack and Microsoft Teams, especially for startups, creative teams, and developers.

• Text and voice channels: Organized by topic, role, or project, with direct, public, and private messages.
• Video calls, screen sharing and live broadcasts: Low latency on calls, ability to share screens, video, and audio in high quality.
• Bots and automation: Wide variety of bots to manage tasks, surveys, alerts, or integrations with GitHub, Trello, etc.
• Personalization and roles: Advanced permissions, roles, and organization settings.
• Storage: Up to 8MB on the free plan, expandable with Nitro.

Advantages: A very comprehensive free plan, modern and customizable interface, excellent voice communication, community options, and push-to-talk.

Disadvantages: It's not a project management tool, limited advanced enterprise integrations, some aspects are more geared toward communities than traditional organizations.

Who is it recommended for? Startups, young teams, creative projects, agencies, developers, and communities looking for agile, configurable, and multimedia communication.

4. Workplace from Meta

Developed by Meta (formerly Facebook), Workplace is a platform focused on internal business communication that copies the interface and logic of the social network of the same name.

• Groups and communication channels: Spaces for teams, projects, or departments; live streaming and interactive polls.
• Instant messaging and video calling: Group chat and audio or video calls, integrated with Workplace Chat.
• Integration with business tools: Support for integration with G Suite, Office 365, Zoom, Dropbox, and more.
• Ease of adoption: Very simple for users who already use Facebook on a personal level.
• Message archive and advanced searches: No history limits or user counts on advanced plans.

Advantages: Instant familiarity, live streaming, group management, integration with enterprise solutions, unlimited history.

Disadvantages: Pay-per-user, less customizable, may lack advanced features offered by other alternatives.

Who is it recommended for? Companies seeking a smooth transition from Facebook, HR teams, internal communications, and training in large and mid-sized organizations.

5. Chanty

chanty It is an emerging alternative that focuses on simplicity, speed, and affordable prices, making it an ideal option for startups and SMEs seeking efficiency and savings.

• Unlimited Chats: Unlimited message history even on the free plan.
• Integrated task management: Any message can be turned into a task with a visual Kanban board.
• Voice and video calls: Make meetings and calls directly from the app.
• Integrations: Over 1500 integrations via Zapier, plus native integration with Google Drive, Dropbox, Trello, GitHub, and more.
• Storage: Up to 20GB per device in the free version, and 20GB per user in the paid plan.
• Cheap prices: Free plan for up to 5 users; pay-per-user rates are well below the industry average.

Advantages: Simplicity, unlimited history, project management, video calls, integrations, and a great price.

Disadvantages: Some users report less fluid integrations, limit of five users on the free plan.

Who is it recommended for? Startups, small teams, and organizations that prioritize efficient and affordable solutions.

6. Flock

Flock is a strong competitor to Slack, especially in emerging markets and teams looking for similar features at a lower price. Its strong suit is task management and its focus on productivity.

• Team chats, channels, and direct messages: Slack-like functionality, with a user-friendly interface.
• Video and audio calls: For quick meetings and remote collaboration.
• Task management, reminders and surveys: Includes native tools for assigning tasks, scheduling reminders, and making quick decisions.
• Apps and bots: Integration with Docs, Dropbox, Google Drive, and third-party app libraries.
• Storage: From 5GB to 20GB per user/team depending on the plan.
• Unlimited message history in Pro version and advanced search.

Advantages: Affordable, native task management, comprehensive search, unlimited payment history, easy migration options from Slack.

Disadvantages: The free plan has notable limitations in search and storage; it's less well-known in some markets; it doesn't offer private channels on the basic plan.

Who is it recommended for? Companies looking to migrate from Slack to a similar, cheaper solution with good collaborative functionality.

7. Mattermost

Mattermost is the best open source alternative to Slack, ideal for organizations that prioritize privacy, data control and flexibility. Allows for self-hosting (on-premise or in the private cloud) and complete customization.

• Communication channels, threads, private chat: Slack style but 100% customizable.
• Security and control: Complies with the most demanding corporate policies (GDPR, HIPAA, ISO27001, etc.).
• Open integrations: Broad API, integration with GitHub/GitLab/Jira, bots, and custom automations.
• Unlimited history, archives and advanced search.
• Multi platform: Desktop, mobile and web app.
• Adaptable to large organizations: Virtually infinite scalability and customization options.

Advantages: Full control, self-hosting options, integration with development workflows, maximum security, open source (free Team license).

Disadvantages: Steeper learning curve, requires technical resources for implementation and maintenance.

Who is it recommended for? Companies with critical security needs, organizations that manage sensitive information, or desire maximum customization.

8. Ryver

Ryver is the bridge between group chat and Trello-like task management. It merges the two into a single platform with organized threads, Kanban-like management, and advanced search.

• Forums, Teams, and Direct Messages: Well-structured conversations differentiated by access and visibility.
• Integrated task management: Discuss and create tasks in Kanban views, assign responsibility, and follow the entire flow.
• Voice and video calls: Up to 5 participants for quick meetings.
• Integrations: With Google Drive, Dropbox, Box, and over 2.000 apps via Zapier.
• Unlimited storage and powerful search.

Advantages: Unified task management + chat, full integrations, scalability, multi-forum interface.

Disadvantages: It doesn't have a free plan, a limit on the number of call participants, and a less intuitive interface than Slack/Teams for some users.

Who is it recommended for? Teams that need chat and project management in a single platform, Kanban fans, or those working on independent projects.

9. Rocket.Chat

Rocket.Chat is one of the most complete open source platforms, focused on privacy, self-hosting and omnichannel communication (ideal for customer service and technical support).

• Individual chats, private and public channels: Fully customizable and unlimited history in the free edition.
• Video calls, digital whiteboard and omnichannel support: For internal communication and multi-channel customer service from the same platform.
• Integrations: With development tools, bots, open APIs, and the ability to connect to any external service.
• Own data centers: You can host the platform on your servers and comply with the most demanding security regulations.
• Adaptable via plugins: Add specific features based on your organization's needs.

Advantages: Security, privacy, and self-hosting, omnichannel integrations, unlimited messaging, and a highly functional free edition.

Disadvantages: Requires technical knowledge for advanced installation, professional support is paid, and is less “plug and play” than Slack.

Who is it recommended for? Organizations with strict privacy requirements, technical support, businesses requiring self-hosted secure chat, and omnichannel communication.

10.Twist

Twist is the ideal option for teams that work remotely at different times and are looking for communication structured, asynchronous and seamlessIt's not a typical chat, but more like a collaborative forum with channels and threads.

• Communication in threads and topics: It allows you to organize conversations by projects or areas, facilitating follow-up and minimizing noise.
• Individual and group messages: Private spaces for quick discussions outside of threads.
• Efficient search and archiving: Find relevant information easily and without losing the context of each thread or channel.
• Design for asynchronous teams: Ideal for companies spread across different time zones.
• Integration with task managers and other apps via Zapier.

Advantages: Thread and topic organization, excellent for reducing information overload, synchronous structure, and advanced search.

Disadvantages: It doesn't have video calls or member availability status; it has a steep learning curve if you're coming from Slack.

Who is it recommended for? Remote teams, companies with asynchronous schedules, organizations that prioritize productivity and need to avoid constant interruptions.

11. Fleep

Fleep is a messaging app that combines the best of email and collaborative chat. It's perfect for those who work with external contacts and need centralize dispersed communication.

• Open Messaging: You can invite any user using their email address, without having to share a domain.
• Advanced search and unlimited history: On the free plan, get full access to all your messages and files.
• Basic and flexible integrations: Connect Fleep to other tools via bots or Zapier.
• Chats, groups and channels: Flexible organization, ideal for multi-project teams.

Advantages: Open communication, unlimited history, business-to-business collaboration, free with powerful features.

Disadvantages: It does not have advanced project management or native group calling.

Who is it recommended for? SMEs and freelancers who work with clients, partners, or suppliers and are looking to centralize communication on a single platform.

12. hive

Hive goes a step further by combining chat and messaging with advanced project management. It's ideal for high-performance teams and growing companies looking to scale without changing tools.

• Chats, tasks, calendars and panels: All in one app to avoid the chaos of multiple platforms.
• Workflow Automation: Easy-to-use visual system adaptable to any process.
• Real-time overview: Tracking status, resources, loads, and results of each task or member.
• Integrations with cloud storage, external apps, and APIs.

Advantages: All-in-one, ideal for collaborative project management and communication, automation, and scalability.

Disadvantages: High price for higher plans, learning curve to take advantage of all features.

Who is it recommended for? Expanding businesses, agencies, and teams with complex processes or a need for comprehensive control.

13. Cisco Webex

Cisco Webex excels especially in business and corporate environments where security, advanced video calling, and digital whiteboarding are critical.

• High-quality video conferencing and calls: Spaces for mass meetings, webinars, and live collaboration.
• Digital whiteboard and collaborative resources: Advanced tool for brainstorming or training.
• Integrated chats, channels and groups: Fluid communication for internal and external teams.
• Secure file sharing and corporate compliance.

Advantages: Security, reliability, enterprise-grade video calling, advanced collaboration tools.

Disadvantages: Less startup-oriented, initial learning curve for novice users, high price for premium plans.

Who is it recommended for? Corporations, businesses with strict security policies, teams that require video calls and advanced visual collaboration.

14. HighSide

HighSide stands for extreme security in business communications. It is aimed at organizations that require end-to-end encryption and compliance with standards such as GDPR.

• Advanced encryption and private cloud: Protect every message and file with military-grade security.
• Integration with Microsoft Teams: Take advantage of both platforms in a secure environment.
• Permission management, user control, and centralized administration.

Advantages: Security, privacy, flexible integration with Microsoft environments.

Disadvantages: Fewer collaborative customization options, not geared toward casual teams.

Who is it recommended for? Banks, law firms, healthcare companies, and any organization concerned with absolute confidentiality.

How to choose the best Slack alternative for your team?

There is no single solution: the best alternative depends on the size of your team, type of tasks and projects that you manage, your need to security, and integration with other tools. Consider the following criteria before deciding:

• Team size and structure: Microsoft Teams and Google Chat scale best for large organizations, while Flock, Chanty, or Fleep are ideal for small to medium-sized teams.
• Security and privacy requirements: If you handle sensitive information or critical data, choose Mattermost, HighSide, or Rocket.Chat.
• Need for integrated project management: Hive and Ryver offer a combination of chat and Kanban boards.
• Budget: Evaluate the storage, cost per user, and features included in each plan.
• Technical support and ease of implementation: If you don't have your own technical resources, opt for plug and play platforms.
• Application ecosystem: Choose the option that best integrates with your current tools to avoid duplication and save time.
• User experience: Test the options, involve your team, and choose the one that feels most natural and comfortable for your daily work.

Tips for migrating from Slack to another alternative

• Plan the transition: Establish a schedule, designate those responsible, and communicate the change to all members in advance.
• Export old data and messages: Use migration tools offered by platforms like Mattermost or Ryver to maintain historical context.
• Form your team: Organize practical sessions to facilitate adaptation to the new tool and resolve questions in real time.
• Evaluate integration with current flows: Make sure all your apps are connecting correctly and automate the most time-consuming processes.
• Monitor and adjust: Take feedback from users and optimize channels, permissions, and flows based on your team's real needs.

Today, there are solutions for all work styles and budgets: from solutions focused on security and customization to options focused on simplicity, seamless collaboration, and asynchronous communication. The key is choosing the platform that best suits your company, ensuring productivity and a smooth transition that boosts your internal communication and the success of your projects. Explore, compare, and innovate: professional communication has more options than ever.