Best Slack Alternatives 2026
7 alternatives reviewed and compared
Looking for alternatives to:
Slack
Channel-based messaging app for teams, with threads, huddles, app integrations and searchable history.
Why Look for Slack Alternatives?
While Slack is a solid choice for many teams, you might be looking for alternatives for several reasons:
- Pricing concerns - Looking for more affordable options or different pricing models
- Feature gaps - Need specific features that Slack doesn't offer
- Ease of use - Want something simpler or more intuitive
- Scalability - Need a solution that better fits your team size
- Integration needs - Require better compatibility with your existing tools
Top Alternatives Comparison
| Software | Rating | Starting Price | Best For | Actions |
|---|---|---|---|---|
 Microsoft Teams Unified communication platform combining video meetings, chat, file sharing, and Microsoft 365 integration for workplace collaboration. | 8.4 | Free | Organizations already invested in the Microsoft 365 ecosystem | |
Google Workspace Google's cloud productivity suite — Gmail, Drive, Docs, Meet and Chat — built for real-time collaboration. | 8.8 | $7/mo | Startups and SMBs that work primarily in the browser | |
Mattermost Open-source, self-hostable team messaging built for security-conscious teams who need full data control. | 8.5 | Free | Government agencies and defense contractors with data residency rules | |
Rocket.Chat Open-source team chat with omnichannel support, federation and self-hosting for privacy-focused teams. | 8.2 | Free | Privacy-conscious organizations, governments and NGOs | |
 Basecamp Team communication and project management in one place with flat pricing for unlimited users. | 8.0 | $15/mo | Remote teams needing communication + project tools | |
Twist Asynchronous-first team messaging organized by threads, designed to cut down on real-time interruptions. | 8.0 | Free | Fully remote teams working across many time zones | |
Chanty Affordable team chat with built-in task management, voice and video calls, and a generous free plan. | Free | Small businesses and startups under about 50 people |
Detailed Reviews
Microsoft Teams
Unified communication platform combining video meetings, chat, file sharing, and Microsoft 365 integration for workplace collaboration.
Best for:
Why choose Microsoft Teams over Slack?
Microsoft Teams offers a generous free tier and excels at Organizations already invested in the Microsoft 365 ecosystem.
Google Workspace
Google's cloud productivity suite — Gmail, Drive, Docs, Meet and Chat — built for real-time collaboration.
Best for:
Why choose Google Workspace over Slack?
Google Workspace offers competitive pricing and excels at Startups and SMBs that work primarily in the browser.
Mattermost
Open-source, self-hostable team messaging built for security-conscious teams who need full data control.
Best for:
Why choose Mattermost over Slack?
Mattermost offers competitive pricing and excels at Government agencies and defense contractors with data residency rules.
Rocket.Chat
Open-source team chat with omnichannel support, federation and self-hosting for privacy-focused teams.
Best for:
Why choose Rocket.Chat over Slack?
Rocket.Chat offers competitive pricing and excels at Privacy-conscious organizations, governments and NGOs.
Basecamp
Team communication and project management in one place with flat pricing for unlimited users.
Best for:
Why choose Basecamp over Slack?
Basecamp offers competitive pricing and excels at Remote teams needing communication + project tools.
Need Help Deciding?
Compare multiple options side-by-side to find the perfect fit for your team.