1
Microsoft Teams
Best for: Microsoft 365 shops
Pros
- Office 365 included
- Video meetings
- Channels
Cons
- Complex UI
- Heavy
Slack Alternatives
The 10 best Slack alternatives in 2026, ranked by team chat, integrations, and pricing.
10
Alternatives
Docs
Analysis
5
FAQs
Based on product documentation, 20 Slack alternatives are compared. Slack is the team chat leader but message limits on free tier, expensive Pro ($7/user/mo), and notification fatigue push teams elsewhere.
Decision Summary
Slack is the best team chat you can pay for and one of the most expensive to run at scale: free-tier message history vanishes, Pro costs ~$7/user/mo, and notification overload is real. Switch when the bill or the noise outweighs Slack's UX lead, or when you are not on Microsoft 365 and want a bundled alternative.
Why Switch Away From Slack
- Free tier hides messages older than a rolling window
- ~$7/user/mo Pro pricing adds up across a company
- Notification fatigue and channel sprawl are common failure modes
How Each Alternative Changes the Trade-off
Cost and bundling
Slack: Slack is a separate per-seat subscription.
Alternative: Microsoft 365 customers get Teams nearly free; Google Workspace users get Chat/Meet bundled.
When this matters: Decides it for cost-conscious companies already paying a suite.
Messaging UX
Slack: Slack's threading, search, and integrations remain best-in-class.
Alternative: Bundled rivals are improving but trail on polish and third-party integrations.
When this matters: Keeps Slack for teams where chat quality is the top priority.
External collaboration
Slack: Slack Connect is the cleanest cross-company channel tool.
Alternative: Rivals handle guest access but clunkier.
When this matters: Matters for agencies sharing channels with clients.
Best For / Not For
Switch If
Teams priced out of Slack's per-seat model, drowning in notification noise, or wanting chat bundled with a suite they already pay for.
Stay With Slack If
Teams that live on Slack's UX and integrations and can afford it; rivals still trail on polish.
What Switching Costs
Export history is messy and channel structure does not transfer. A multi-year Slack archive is effectively lost on migration.
Real-World Switching Scenarios
- Company cutting per-seat chat cost — Finance-conscious orgs on M365 Teams is effectively included, making Slack a redundant bill.
- Team drowning in Slack noise — Large channel-heavy orgs A calmer tool with better defaults reduces overload.
- UX-first startup happy to pay — Teams where chat is the center of work Staying preserves the best messaging experience and integrations.
How This Was Researched
This guide is based on a structured review of official product documentation, published feature lists, current pricing, and community-reported limitations — the same methodology ToolStep describes on the /how-we-test/ page. We do not claim hands-on testing that did not happen.
Pricing reflects official documentation as of June 2026.
Alternatives Table
| # | Alternative | Best For | Rating | Pricing |
|---|---|---|---|---|
| 1 | Microsoft Teams | Microsoft 365 shops | ★★★★☆ | Free / $4/user/mo |
| 2 | Discord | Communities and gaming | ★★★★☆ | Free / $5/mo Nitro |
| 3 | Mattermost | Self-host open-source | ★★★★☆ | Free / $10/user/mo |
| 4 | Rocket.Chat | Open-source self-host | ★★★★☆ | Free / $3/user/mo |
| 5 | Element | Matrix decentralised | ★★★★☆ | Free / $5/user/mo |
| 6 | Chanty | Small teams cheap | ★★★★☆ | Free / $4/user/mo |
| 7 | Pumble | Free unlimited | ★★★★☆ | Free / $3/user/mo |
| 8 | Twist | Async communication | ★★★★☆ | Free / $6/user/mo |
| 9 | Flock | Small teams | ★★★★☆ | Free / $5/user/mo |
| 10 | Wire | Secure enterprise | ★★★★☆ | $10/user/mo |
Pros & Cons by Alternative
2
Discord
Best for: Communities and gaming
Pros
- Free
- Voice channels
- Bots
Cons
- Less business features
- Cluttered
3
Mattermost
Best for: Self-host open-source
Pros
- Open source
- Self-host
- Integrations
Cons
- Setup needed
- Less polished
4
Rocket.Chat
Best for: Open-source self-host
Pros
- Open source
- Self-host
- Omnichannel
Cons
- Setup needed
5
Element
Best for: Matrix decentralised
Pros
- Decentralized
- E2E encryption
- Open source
Cons
- Complex setup
- Smaller community
6
Chanty
Best for: Small teams cheap
Pros
- Cheap
- Simple
- AI assistant
Cons
- Less integrations
7
Pumble
Best for: Free unlimited
Pros
- Free unlimited
- Simple
Cons
- Less features
8
Twist
Best for: Async communication
Pros
- Threaded
- Less distracting
Cons
- Less real-time
9
Flock
Best for: Small teams
Pros
- Cheap
- Apps included
Cons
- Less integrations
10
Wire
Best for: Secure enterprise
Pros
- E2E encryption
- Enterprise
Cons
- Pricey
- Less integrations
Pricing Comparison
- Microsoft Teams Free / $4/user/mo
- Discord Free / $5/mo Nitro
- Mattermost Free / $10/user/mo
- Rocket.Chat Free / $3/user/mo
- Element Free / $5/user/mo
- Chanty Free / $4/user/mo
- Pumble Free / $3/user/mo
- Twist Free / $6/user/mo
- Flock Free / $5/user/mo
- Wire $10/user/mo
Why Choose an Alternative
- Slack free tier limits to 90 days of message history.
- Slack Pro is $7/user/mo — expensive for large teams.
- You want self-hosting for data control.
- You need E2E encryption for security.
- You want fewer notifications and async communication.
FAQ
What is the best free Slack alternative?
Discord and Pumble are best free Slack alternatives with unlimited messages and channels.
Is Microsoft Teams better than Slack?
For Microsoft 365 shops, Teams is included and better integrated. Slack is simpler and has more integrations.
Best open-source Slack alternative?
Mattermost and Rocket.Chat are best open-source Slack alternatives with self-hosting.
Cheapest Slack alternative?
Pumble (free unlimited) and Chanty ($4/user/mo) are cheapest Slack alternatives.
Best Slack alternative for security?
Element (Matrix) and Wire have E2E encryption for secure team communication.
Related Alternatives
- Microsoft Teams Alternatives The 10 best Microsoft Teams alternatives in 2026, ranked by video, chat, and pricing.
- Discord Alternatives The 10 best Discord alternatives in 2026, ranked by community, voice, and pricing.
- Zoom Alternatives The 10 best Zoom alternatives in 2026, ranked by video quality, features, and pricing.
- Google Meet Alternatives The 10 best Google Meet alternatives in 2026, ranked by video, integrations, and pricing.