software
Microsoft Teams vs Mattermost 2026 Comparison
Microsoft Teams is a feature-rich enterprise collaboration platform with 320+ million users and deep Microsoft 365 integration, while Mattermost is an open-source, self-hosted alternative offering greater control and lower licensing costs for organizations prioritizing data sovereignty and customization.
Microsoft Teams
Enterprise cloud-based collaboration platform with 320M users, integrated with Microsoft 365 and Office applications.
Enterprises with existing Microsoft 365 subscriptions, regulated industries needing compliance reporting, and organizations prioritizing vendor support and uptime guarantees.
Score63%
VS
M
Mattermost
Open-source, self-hosted team collaboration platform designed for organizations requiring data control and customization.
Organizations with strong IT infrastructure, government and healthcare sectors requiring on-premise solutions, companies seeking to avoid vendor lock-in, and teams with customization-heavy requirements.
Score63%
Quick Answer
AI SummaryMicrosoft Teams is a feature-rich enterprise collaboration platform with 320+ million users and deep Microsoft 365 integration, while Mattermost is an open-source, self-hosted alternative offering greater control and lower licensing costs for organizations prioritizing data sovereignty and customization.
Our Verdict
AI-assistedChoose Microsoft Teams if you're already invested in Microsoft 365, need enterprise-grade reliability with 99.9% SLA, and require seamless Office document collaboration and video conferencing at scale. Choose Mattermost if you prioritize data sovereignty, need full source code control, require on-premise deployment for compliance reasons, or want to minimize licensing costs while maintaining significant customization capabilities.
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Microsoft Teams
8.2/10
Mattermost
6.8/10
M
Choose Microsoft Teams if
Best pickEnterprises with existing Microsoft 365 subscriptions, regulated industries needing compliance reporting, and organizations prioritizing vendor support and uptime guarantees.
M
Choose Mattermost if
Organizations with strong IT infrastructure, government and healthcare sectors requiring on-premise solutions, companies seeking to avoid vendor lock-in, and teams with customization-heavy requirements.
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Key Differences at a Glance
- Deployment Model:✓ Mattermost wins(Self-hosted or cloud options vs Cloud-only (Microsoft-hosted))
- Source Code:✓ Mattermost wins(Open-source (AGPL/Commercial) vs Closed proprietary)
- Data Residency Control:✓ Mattermost wins(Full control with on-premise hosting vs Limited to Microsoft data centers)
Key Facts & Figures
115 numeric metrics compared
| Metric | Microsoft Teams | Mattermost | Ratio |
|---|---|---|---|
| Daily Active Users(millions) | 320 million | — | — |
| App Integrations(count) | ~700 | — | — |
| Paid Starting Price(USD/user/mo) | Included with M365 | — | — |
| Maximum Webinar Participants(participants) | 10,000 | — | — |
| Maximum Free Breakout Rooms(rooms) | 50 rooms | — | — |
| Starting Paid Plan Cost(USD/month) | $6/month (Microsoft 365 bundle) | — | — |
| Standalone Monthly Pricing (Pro Tier)(USD per user per month) | $6.00 (with Microsoft 365 Business Basic) | — | — |
| Annual Cost per User (Pro Tier)(USD) | $72 (bundled pricing) | — | — |
| Third-Party App Integrations(integrations) | 1,000+ | — | — |
| Video Meeting Capacity(participants) | Up to 10,000 | — | — |
| Mobile App Feature Parity | 85% | — | — |
| Free Plan Monthly Cost(USD) | $6 (Teams Essentials) | — | — |
| Maximum Free Tier Group Meeting Duration(hours) | 24 hours | — | — |
| Free Tier Participant Limit(participants) | 100 participants | — | — |
| Gartner Meeting Solutions Rating(stars) | 4.5 stars | — | — |
| Gartner Review Sample Size(reviews) | 3,669 reviews | — | — |
| Gartner Customer Rating(stars) | 4.5 stars | — | — |
| Customer Reviews Analyzed(count) | 3,668 reviews | — | — |
| Video Quality Rating(%) | 7.9% positive | — | — |
| Starting Monthly Price Per User(USD) | $4.50 | — | — |
| Free Meeting Duration (3+ participants)(minutes) | 60 minutes | — | — |
| Real-Time Translation Languages(count) | 31 languages | — | — |
| Enterprise Deployment Adoption (500+ seat orgs)(percentage) | 67% of deployments | — | — |
| 3-Year TCO Advantage for 1,000 Users with M365(percentage savings) | 47% lower cost | — | — |
| Base Pricing (Monthly)(USD) | $7.00 (Business Basic 2026 price) | — | — |
| Maximum Video Meeting Participants(participants) | 300+ participants | — | — |
| Language Translation Support(languages) | 40+ languages (Teams Premium) | — | — |
| Registered Users Globally(millions) | 350+ million monthly active users | — | — |
| Monthly Active Users (MAU)(millions) | 320M | — | — |
| Free Plan Meeting Duration Limit(minutes) | 60 minutes (3+ participants) | — | — |
| Minimum Bandwidth for HD Video(Mbps) | 4.5 Mbps | — | — |
| Monthly Active Users (2024)(millions) | 320 million | ~0.3 million | |
| Starting Price (Monthly)(USD) | $0 (Free) or $6 (Standard) | $0 (self-hosted) or $10 (cloud) | |
| Native Third-Party Integrations(integrations) | 500+ apps | 400+ plugins | |
| Maximum Video Conference Participants(participants) | 10,000 participants | Up to 1,000 (with Jitsi) | |
| Paid Plan Starting Price(USD/month) | $6 | — | — |
| Third-party Integrations(count) | 500+ | 500+ | |
| Max Video Conference Participants(people) | 10000 | — | — |
| Voice Codec Quality Rating(score (1-10)) | 8 | — | — |
| Time to Deploy(hours) | 1-3 | — | — |
| Uptime Guarantee(percent) | 99.9% | — | — |
| Video Conference Max Participants(participants) | 300 | — | — |
| Free Tier File Storage(GB per user) | 100 GB per user | — | — |
| Message Search History (Free Tier)(days) | 90 days | — | — |
| Annual Subscription Cost (Pro, 100 users)(USD) | $7,800 or free with Microsoft 365 | — | — |
| Desktop App Memory Usage(MB) | 450 MB | — | — |
| Voice Latency(milliseconds) | 80-120ms | — | — |
| Free Tier Call Duration Limit(minutes) | 60 minutes (100 participants max) | — | — |
| Monthly Cost (1 Pro User)(USD) | $6.00 | — | — |
| Screen Sharing Maximum FPS(fps) | 30fps | — | — |
| Supported Language Captions(languages) | 60+ languages | — | — |
| Maximum Free Server Categories(categories) | Limited (fixed structure) | — | — |
| Enterprise Fortune 500 Adoption Rate(percent) | 80% | — | — |
| Free Tier Meeting Duration for Group Calls(minutes) | 60 minutes (unlimited participants) | — | — |
| Pro Plan Annual Cost(USD) | $70/year (via Microsoft 365 Business Basic) | — | — |
| Maximum Participants (Standard Meeting)(people) | 300 participants | — | — |
| Free Plan Cloud Storage(GB) | 5 GB (OneDrive) | — | — |
| Breakout Rooms Maximum Count(rooms) | 50 breakout rooms | — | — |
| Global Enterprise Video Conferencing Market Share (2024)(percent) | 28.2% | — | — |
| Monthly Subscription Cost (Pro/Standard)(USD) | $0 (bundled) or $12.50 (standalone) | — | — |
| Message Delivery Latency(milliseconds) | 200-300ms | — | — |
| File Upload Limit(GB) | 250GB | — | — |
| G2 Ease of Use Rating (2024)(stars) | 4.0/5 | — | — |
| Video Meeting Participant Limit(participants) | 300 | — | — |
| Active Monthly Users(millions) | 300+ million users | 500,000+ deployments | — |
| Base Monthly Cost (Single User)(USD) | $4.00 (Teams Essentials) - $12.50 (Teams Premium) | $0 (open-source) - $39/month (Mattermost Cloud) | |
| Maximum File Upload Size(GB) | 2 GB per file | 100+ GB (configurable) | |
| Available Integrations(count) | 1,000+ native integrations | 120+ integrations (community-contributed) | |
| Annual TCO (1,000 users, 3-year average)(USD) | $48,000-150,000 | $0 (self-hosted) or $39,000 (managed cloud) | |
| Pro Plan Monthly Cost Per User(USD) | $6.00 | — | — |
| File Storage Per User(GB) | 1000 (1TB OneDrive) | — | — |
| Maximum Video Conference Participants (Free)(people) | 100 | — | — |
| Native Integrations Available(integrations) | 1000+ | — | — |
| G2 User Interface Rating(out of 5) | 4.1/5 (8,300 reviews) | — | — |
| Maximum Participants Per Meeting(participants) | 300 standard | — | — |
| Free Tier Monthly Cost(USD) | $0 (limited) | — | — |
| Pro Plan Monthly Cost(USD/user/month) | $6.99 | — | — |
| Standard Video Resolution(pixels) | 1920x1080 | — | — |
| Screen Sharing Participants(simultaneous users) | 1 primary | — | — |
| Meeting Recording Storage (Free)(hours) | Unlimited in OneDrive | — | — |
| Mobile App Quality Rating(out of 5) | 4.5 | — | — |
| AI Features Integration(count) | 8 (Copilot, live transcription, noise suppression, translation) | — | — |
| Enterprise Support Response Time(hours) | 1 | — | — |
| Maximum Simultaneous Screen Shares(participants) | 4 participants | — | — |
| Maximum Free Plan Participants(people) | 100 participants | — | — |
| Real-Time Caption Languages Supported(languages) | 60+ languages | — | — |
| 4K Video Quality Support(fps) | 4K @ 30fps (Premium only) | — | — |
| Maximum Meeting Participants(participants) | 10,000 | — | — |
| Monthly Cost (Pro Plan)(USD) | $15 (Essentials) / $20 (Standard) | — | — |
| Chat Message Retention (Free Tier)(months) | 36+ months | — | — |
| Setup Time for New Users(minutes) | 8-10 (account creation + installation) | — | — |
| Free Group Video Call Duration Limit(minutes) | 60 minutes | — | — |
| Third-Party Bot Integrations Available(count) | 1,500+ apps | — | — |
| Base Pricing (Team/Workspace)(USD per month) | $6 per user (Teams Essentials) | — | — |
| Voice Latency (Lower is Better)(milliseconds) | 50-80ms | — | — |
| Free Tier Monthly Active Users(millions) | 320 million | — | — |
| Video Participants (Free Tier)(maximum simultaneous) | 100 video participants | — | — |
| Workspace/Server Creation Cost(USD per month) | Free Teams ($5-12/month for Pro) | — | — |
| End-to-End Encryption Launch Year(year) | 2021 | — | — |
| Cross-Platform Native Support(platforms) | Windows, Mac, iOS, Android | — | — |
| Free Plan Maximum Participants(participants) | 100 | — | — |
| Free Plan Group Meeting Duration(minutes) | 60 | — | — |
| Mobile App Store Rating(stars) | 4.2 (2.4M reviews) | — | — |
| Base Monthly Cost Per User(USD) | $6-12 | $0-20 (self-hosted option free) | |
| Video Conference Participant Limit(participants) | 300 participants | Depends on third-party (Jitsi default 100) | |
| Uptime SLA Guarantee(percent) | 99.9% | No SLA (self-managed) | — |
| Third-Party Integrations (Native)(count) | 1000+ via Microsoft AppSource | 200+ community plugins | |
| Free Trial Period(days) | 30 days (limited features) | Unlimited (open-source community) | — |
| Base Monthly Cost Per User(USD) | $10.00 | $10.00 | |
| Business+ Tier Monthly Cost Per User(USD) | $18.00 | $18.00 | |
| Available Integrations(integrations) | 500+ | 500+ | |
| Monthly Cost Per User (Standard)(USD) | $4-8 | $4-8 | |
| Active Organizational Users(organizations) | 50,000+ | 50,000+ | |
| Enterprise Support SLA | Varies by provider (24-48h) | Varies by provider (24-48h) | |
| File Storage (Free Plan)(GB) | 10GB (self-hosted unlimited) | 10GB (self-hosted unlimited) |
Sourced from publicly available data ·
Key Differences
7 attributes compared head-to-head
Mattermost leads1 tie
M
4MattermostMicrosoft Teams
Attribute
Mattermost
- Cloud-only (Microsoft-hosted)Deployment ModelSelf-hosted or cloud options(winner)
- Closed proprietarySource CodeOpen-source (AGPL/Commercial)(winner)
- Limited to Microsoft data centersData Residency ControlFull control with on-premise hosting(winner)
- Native integration with Office, SharePoint, Outlook(winner)Microsoft 365 IntegrationLimited third-party integrations
- 320 million (as of 2024)(winner)Monthly Active Users500,000+ deployments globally
- $6-12 USDBase Monthly Cost Per User$0 (open-source) or $10-20 (professional)
- Limited to logo and theme colorsCustom Branding OptionsFull white-label customization(winner)
- Deployment Model
Microsoft Teams
Cloud-only (Microsoft-hosted)
Mattermost
Self-hosted or cloud options(winner)
- Source Code
Microsoft Teams
Closed proprietary
Mattermost
Open-source (AGPL/Commercial)(winner)
- Data Residency Control
Microsoft Teams
Limited to Microsoft data centers
Mattermost
Full control with on-premise hosting(winner)
- Microsoft 365 Integration
Microsoft Teams
Native integration with Office, SharePoint, Outlook(winner)
Mattermost
Limited third-party integrations
- Monthly Active Users
Microsoft Teams
320 million (as of 2024)(winner)
Mattermost
500,000+ deployments globally
- Base Monthly Cost Per User
Microsoft Teams
$6-12 USD
Mattermost
$0 (open-source) or $10-20 (professional)
- Custom Branding Options
Microsoft Teams
Limited to logo and theme colors
Mattermost
Full white-label customization(winner)
Full Comparison
| Attribute | Microsoft Teams | Mattermost |
|---|---|---|
| Daily Active Users(millions) | 320 million | — |
| Monthly Active Users(millions) | 320 million | 500,000+ deployments |
| App Integrations(count) | ~700 | — |
| Video Meeting Capacity(participants) | Up to 10,000 | — |
| Native Office Integration | Native with SharePoint, OneDrive, Office Web Apps | — |
| AI Copilot Features | Microsoft Copilot Pro (enterprise AI, meeting insights) | — |
| Maximum Free Tier Group Meeting Duration(hours) | 24 hours | — |
Show 24 more attributesAI Meeting Notes Availability Premium only ($10/user/month) — AI Meeting Summaries Basic transcription only — Free Meeting Duration (3+ participants)(minutes) 60 minutes — Real-Time Translation Languages(count) 31 languages — Maximum Video Meeting Participants(participants) 300+ participants — Language Translation Support(languages) 40+ languages (Teams Premium) — Maximum Video Conference Participants(participants) 10,000 participants Up to 1,000 (with Jitsi) Max Video Conference Participants(people) 10000 — Video Conference Max Participants(participants) 300 — Message Search History (Free Tier)(days) 90 days — Supported Language Captions(languages) 60+ languages — Breakout Rooms Maximum Count(rooms) 50 breakout rooms — Message Search Speed (Free Tier)(indexing scope) Last 3 months only — Message History Retention (Free Tier)(days) Unlimited — Video Meeting Participant Limit(participants) 300 — Native Integrations Available(integrations) 1000+ — Screen Sharing Participants(simultaneous users) 1 primary — Chat Message Retention (Free Tier)(months) 36+ months — Free Tier Message History(messages) 10,000 most recent — Video Participants (Free Tier)(maximum simultaneous) 100 video participants — Video Conference Participant Limit(participants) 300 participants Depends on third-party (Jitsi default 100) Enterprise AI Features Basic automation and workflows — Message History Search (Self-Hosted)(messages) Unlimited — File Storage (Free Plan)(GB) 10GB (self-hosted unlimited) — | ||
| Paid Starting Price(USD/user/mo) | Included with M365 | — |
| Free Cloud Recording Capability | No, paid only | — |
| Office 365 Native Integration | Full native integration | — |
| Browser Join Without App | Often requires app/account | — |
| Mobile App Feature Parity | 85% | — |
| Auto-Generated Meeting Transcripts | Available (free in 43 languages) | — |
| Real-Time Caption Languages Supported(languages) | 60+ languages | — |
| Maximum Webinar Participants(participants) | 10,000 | — |
| Maximum Free Breakout Rooms(rooms) | 50 rooms | — |
| Maximum Meeting Participants(participants) | 10,000 | — |
| Starting Paid Plan Cost(USD/month) | $6/month (Microsoft 365 bundle) | — |
| Standalone Monthly Pricing (Pro Tier)(USD per user per month) | $6.00 (with Microsoft 365 Business Basic) | — |
| Annual Cost per User (Pro Tier)(USD) | $72 (bundled pricing) | — |
| Free Plan Monthly Cost(USD) | $6 (Teams Essentials) | — |
| Starting Monthly Price Per User(USD) | $4.50 | — |
Show 20 more attributesBase Pricing (Monthly)(USD) $7.00 (Business Basic 2026 price) — Starting Price (Monthly)(USD) $0 (Free) or $6 (Standard) $0 (self-hosted) or $10 (cloud) Paid Plan Starting Price(USD/month) $6 — Annual Subscription Cost (Pro, 100 users)(USD) $7,800 or free with Microsoft 365 — Free Tier Call Duration Limit(minutes) 60 minutes (100 participants max) — Monthly Cost (1 Pro User)(USD) $6.00 — Pro Plan Annual Cost(USD) $70/year (via Microsoft 365 Business Basic) — Monthly Subscription Cost (Pro/Standard)(USD) $0 (bundled) or $12.50 (standalone) — Base Monthly Cost (Single User)(USD) $4.00 (Teams Essentials) - $12.50 (Teams Premium) $0 (open-source) - $39/month (Mattermost Cloud) Pro Plan Monthly Cost Per User(USD) $6.00 — Free Tier Monthly Cost(USD) $0 (limited) — Pro Plan Monthly Cost(USD/user/month) $6.99 — Monthly Cost (Pro Plan)(USD) $15 (Essentials) / $20 (Standard) — Workspace/Server Creation Cost(USD per month) Free Teams ($5-12/month for Pro) — Base Monthly Cost Per User(USD) $6-12 $0-20 (self-hosted option free) Free Trial Period(days) 30 days (limited features) Unlimited (open-source community) Base Monthly Cost Per User(USD) $10.00 — Business+ Tier Monthly Cost Per User(USD) $18.00 — Price Stability (2024-2026)(months) Stable — Monthly Cost Per User (Standard)(USD) $4-8 — | ||
| AI Translation Languages (2026)(languages) | Limited translation features | — |
| AI Meeting Assistant Cost(USD/month) | Copilot Pro required ($20+ per tenant) | — |
| AI Assistant Integration | Copilot with GPT-4, speech-to-text, real-time translation | Limited AI features, plugin-based integration possible |
| Third-Party App Integrations(integrations) | 1,000+ | — |
| Third-party Integrations(count) | 500+ | 500+ |
| Message Search Speed(seconds) | 2-4 seconds average | 0.5-1 second average(winner) |
| Minimum Bandwidth for HD Video(Mbps) | 4.5 Mbps | — |
| Desktop App Memory Usage(MB) | 450 MB | — |
| Voice Latency(milliseconds) | 80-120ms | — |
| Screen Sharing Maximum FPS(fps) | 30fps | — |
Show 4 more attributesMessage Delivery Latency(milliseconds) 200-300ms — Video Quality (Standard)(resolution & fps) 1080p @ 30fps — 4K Video Quality Support(fps) 4K @ 30fps (Premium only) — Voice Latency (Lower is Better)(milliseconds) 50-80ms — | ||
| Free Tier Participant Limit(participants) | 100 participants | — |
| Maximum Participants (Standard Meeting)(people) | 300 participants | — |
| Maximum Participants Per Meeting(participants) | 300 standard | — |
| Microsoft 365 Integration Depth(integration level) | 8+ apps (Outlook, Excel, Word, OneDrive, SharePoint, Project, Planner, Power BI) | — |
| Native Microsoft Office Integration | Full (Word, Excel, PowerPoint, Outlook) | — |
| Microsoft 365 Ecosystem Integration(integration depth) | Native: Word, Excel, SharePoint, OneDrive, Outlook, Power BI | — |
| Native Microsoft 365 Integration(integration level) | Native (deep) | — |
| Office Suite Integration Level | Office 365/Microsoft 365 (native) | — |
Show 3 more attributesOffice 365 Integration Level(integration score) Native (OneDrive, SharePoint, Outlook, Excel co-auth) — Microsoft 365 Integration Full integration with Office apps — Calendar Integration Native Outlook calendar sync — | ||
| Advanced Chat Features (Channels, Threading, Workflows) | Advanced (channels, nested threads, queues, connectors) | — |
| Gartner Meeting Solutions Rating(stars) | 4.5 stars | — |
| Gartner Review Sample Size(reviews) | 3,669 reviews | — |
| Gartner Customer Rating(stars) | 4.5 stars | — |
| Customer Reviews Analyzed(count) | 3,668 reviews | — |
| 3-Year Total Cost of Ownership (1,000 users)(USD) | Lower (integrated M365) | — |
| Video Quality Rating(%) | 7.9% positive | — |
| Real-Time Translation Support(null) | Limited to basic captions | — |
| Native Cisco Hardware Integration(null) | Third-party device support only | — |
| AI Features in Base Tier | Limited (Copilot requires E5) | — |
| Maximum Video Sharing Quality(fps at resolution) | 4K at 30fps | — |
| Maximum Video Resolution(pixels) | 1080p (1920x1080) | — |
| Default Video Resolution(pixels) | 720p standard (1080p available) | — |
| Native Maximum Video Resolution(p/fps) | 720p30fps | — |
| Enterprise Deployment Adoption (500+ seat orgs)(percentage) | 67% of deployments | — |
| Global Enterprise Video Conferencing Market Share (2024)(percent) | 28.2% | — |
| 3-Year TCO Advantage for 1,000 Users with M365(percentage savings) | 47% lower cost | — |
| Voice Chat Quality Rating(subjective score) | Excellent (optimized for reliability) | — |
| Voice Codec Quality Rating(score (1-10)) | 8 | — |
| Video Resolution Support(maximum resolution) | 4K (3840x2160) | — |
| User Learning Curve(difficulty rating) | Steep (enterprise-focused interface) | — |
| Setup Time for New Users(minutes) | 8-10 (account creation + installation) | — |
| Registered Users Globally(millions) | 350+ million monthly active users | — |
| Monthly Active Users (MAU)(millions) | 320M | — |
| Active Monthly Users(millions) | 300+ million users | 500,000+ deployments |
| Free Tier Monthly Active Users(millions) | 320 million | — |
| Active Organizational Users(organizations) | 50,000+ | — |
| Enterprise Security Compliance(certifications) | ISO 27001, SOC 2, HIPAA, GDPR | — |
| Security Certifications(count) | 8 (SOC 2, FedRAMP, HIPAA, ISO 27001) | — |
| End-to-End Encryption Launch Year(year) | 2021 | — |
| GDPR & Data Sovereignty Compliance | Full control with self-hosting option | — |
| Free Plan Meeting Duration Limit(minutes) | 60 minutes (3+ participants) | — |
| Meeting Recording Retention (Free)(days) | Unlimited (OneDrive) | — |
| Free Tier File Storage(GB per user) | 100 GB per user | — |
| Free Plan Cloud Storage(GB) | 5 GB (OneDrive) | — |
| File Upload Limit(GB) | 250GB | — |
| File Storage Per User(GB) | 1000 (1TB OneDrive) | — |
Show 3 more attributesMeeting Recording Storage (Free)(hours) Unlimited in OneDrive — Free Recording Storage(GB) Unlimited — Message History Retention (Free)(searchable messages) 3,000 searchable — | ||
| Supported Operating Systems(platforms) | Windows, Mac, iOS, Android, Web | — |
| Cross-Platform Native Support(platforms) | Windows, Mac, iOS, Android | — |
| Monthly Active Users (2024)(millions) | 320 million(winner) | ~0.3 million |
| Native Third-Party Integrations(integrations) | 500+ apps(winner) | 400+ plugins |
| Third-Party Bot Integrations Available(count) | 1,500+ apps | — |
| Deployment Options | Cloud-only (SaaS) | Self-hosted, Cloud, Docker, Kubernetes |
| Source Code Availability | Closed proprietary | Open-source (AGPL v3) |
| Data Residency Control(null) | Microsoft-managed regional datacenters (limited control) | Full control with self-hosted deployment |
| HIPAA Compliance Certified | Yes | — |
| SOC 2 Type II Compliance | Yes (SOC 2, HIPAA, FedRAMP) | — |
| Message History (Free Plan)(days) | unlimited | — |
| Enterprise Security Certifications(count) | SOC 2 Type II, FedRAMP, HIPAA, GDPR, HITRUST | — |
| HIPAA Compliance Certification | Certified | — |
| Time to Deploy(hours) | 1-3 | — |
| Learning Curve(hours) | 5 | — |
| Uptime Guarantee(percent) | 99.9% | — |
| Uptime SLA Guarantee(percent) | 99.9% | No SLA (self-managed) |
| Maximum Free Server Categories(categories) | Limited (fixed structure) | — |
| Enterprise Fortune 500 Adoption Rate(percent) | 80% | — |
| Free Tier Meeting Duration for Group Calls(minutes) | 60 minutes (unlimited participants) | — |
| G2 Ease of Use Rating (2024)(stars) | 4.0/5 | — |
| G2 User Interface Rating(out of 5) | 4.1/5 (8,300 reviews) | — |
| Mobile App Quality Rating(out of 5) | 4.5 | — |
| Mobile App Store Rating(stars) | 4.2 (2.4M reviews) | — |
| Maximum File Upload Size(GB) | 2 GB per file | 100+ GB (configurable)(winner) |
| Available Integrations(count) | 1,000+ native integrations(winner) | 120+ integrations (community-contributed) |
| Third-Party Integrations (Native)(count) | 1000+ via Microsoft AppSource(winner) | 200+ community plugins |
| Available Integrations(integrations) | 500+ | — |
| Open Source Availability | Proprietary closed-source | AGPL v3 open-source |
| Open-Source | Yes (AGPL license) | — |
| Self-Hosted Deployment Option | Cloud-only SaaS | Full self-hosted + cloud managed options |
| On-Premise Deployment Support | Not available | Fully supported |
| Annual TCO (1,000 users, 3-year average)(USD) | $48,000-150,000 | $0 (self-hosted) or $39,000 (managed cloud)(winner) |
| Maximum Video Conference Participants (Free)(people) | 100 | — |
| Message Search Capability(text) | Basic keyword search (limited free tier) | — |
| Standard Video Resolution(pixels) | 1920x1080 | — |
| AI Features Integration(count) | 8 (Copilot, live transcription, noise suppression, translation) | — |
| Enterprise Support Response Time(hours) | 1 | — |
| Enterprise Support SLA | Varies by provider (24-48h) | — |
| Free Meeting Duration Limit(minutes) | Unlimited | — |
| Maximum Simultaneous Screen Shares(participants) | 4 participants | — |
| Maximum Free Plan Participants(people) | 100 participants | — |
| Free Group Meeting Duration(minutes) | Unlimited | — |
| Free Group Video Call Duration Limit(minutes) | 60 minutes | — |
| Base Pricing (Team/Workspace)(USD per month) | $6 per user (Teams Essentials) | — |
| Office 365 App Integration Level(integration depth) | Native integration (Word, Excel, PowerPoint, OneDrive) | — |
| Free Plan Maximum Participants(participants) | 100 | — |
| Free Plan Group Meeting Duration(minutes) | 60 | — |
| Deployment Options | Self-hosted, on-premise, cloud | — |
| Open Source | Yes, fully open-source | — |
Microsoft TeamsMMattermost
Daily Active Users(millions)
320 million
—
Monthly Active Users(millions)
320 million
500,000+ deployments
App Integrations(count)
~700
—
Video Meeting Capacity(participants)
Up to 10,000
—
Native Office Integration
Native with SharePoint, OneDrive, Office Web Apps
—
AI Copilot Features
Microsoft Copilot Pro (enterprise AI, meeting insights)
—
Maximum Free Tier Group Meeting Duration(hours)
24 hours
—
Show 24 more attributes
AI Meeting Notes Availability
Premium only ($10/user/month)
—
AI Meeting Summaries
Basic transcription only
—
Free Meeting Duration (3+ participants)(minutes)
60 minutes
—
Real-Time Translation Languages(count)
31 languages
—
Maximum Video Meeting Participants(participants)
300+ participants
—
Language Translation Support(languages)
40+ languages (Teams Premium)
—
Maximum Video Conference Participants(participants)
10,000 participants
Up to 1,000 (with Jitsi)
Max Video Conference Participants(people)
10000
—
Video Conference Max Participants(participants)
300
—
Message Search History (Free Tier)(days)
90 days
—
Supported Language Captions(languages)
60+ languages
—
Breakout Rooms Maximum Count(rooms)
50 breakout rooms
—
Message Search Speed (Free Tier)(indexing scope)
Last 3 months only
—
Message History Retention (Free Tier)(days)
Unlimited
—
Video Meeting Participant Limit(participants)
300
—
Native Integrations Available(integrations)
1000+
—
Screen Sharing Participants(simultaneous users)
1 primary
—
Chat Message Retention (Free Tier)(months)
36+ months
—
Free Tier Message History(messages)
10,000 most recent
—
Video Participants (Free Tier)(maximum simultaneous)
100 video participants
—
Video Conference Participant Limit(participants)
300 participants
Depends on third-party (Jitsi default 100)
Enterprise AI Features
Basic automation and workflows
—
Message History Search (Self-Hosted)(messages)
Unlimited
—
File Storage (Free Plan)(GB)
10GB (self-hosted unlimited)
—
Paid Starting Price(USD/user/mo)
Included with M365
—
Free Cloud Recording Capability
No, paid only
—
Office 365 Native Integration
Full native integration
—
Browser Join Without App
Often requires app/account
—
Mobile App Feature Parity
85%
—
Auto-Generated Meeting Transcripts
Available (free in 43 languages)
—
Real-Time Caption Languages Supported(languages)
60+ languages
—
Maximum Webinar Participants(participants)
10,000
—
Maximum Free Breakout Rooms(rooms)
50 rooms
—
Maximum Meeting Participants(participants)
10,000
—
Starting Paid Plan Cost(USD/month)
$6/month (Microsoft 365 bundle)
—
Standalone Monthly Pricing (Pro Tier)(USD per user per month)
$6.00 (with Microsoft 365 Business Basic)
—
Annual Cost per User (Pro Tier)(USD)
$72 (bundled pricing)
—
Free Plan Monthly Cost(USD)
$6 (Teams Essentials)
—
Starting Monthly Price Per User(USD)
$4.50
—
Show 20 more attributes
Base Pricing (Monthly)(USD)
$7.00 (Business Basic 2026 price)
—
Starting Price (Monthly)(USD)
$0 (Free) or $6 (Standard)
$0 (self-hosted) or $10 (cloud)
Paid Plan Starting Price(USD/month)
$6
—
Annual Subscription Cost (Pro, 100 users)(USD)
$7,800 or free with Microsoft 365
—
Free Tier Call Duration Limit(minutes)
60 minutes (100 participants max)
—
Monthly Cost (1 Pro User)(USD)
$6.00
—
Pro Plan Annual Cost(USD)
$70/year (via Microsoft 365 Business Basic)
—
Monthly Subscription Cost (Pro/Standard)(USD)
$0 (bundled) or $12.50 (standalone)
—
Base Monthly Cost (Single User)(USD)
$4.00 (Teams Essentials) - $12.50 (Teams Premium)
$0 (open-source) - $39/month (Mattermost Cloud)
Pro Plan Monthly Cost Per User(USD)
$6.00
—
Free Tier Monthly Cost(USD)
$0 (limited)
—
Pro Plan Monthly Cost(USD/user/month)
$6.99
—
Monthly Cost (Pro Plan)(USD)
$15 (Essentials) / $20 (Standard)
—
Workspace/Server Creation Cost(USD per month)
Free Teams ($5-12/month for Pro)
—
Base Monthly Cost Per User(USD)
$6-12
$0-20 (self-hosted option free)
Free Trial Period(days)
30 days (limited features)
Unlimited (open-source community)
Base Monthly Cost Per User(USD)
$10.00
—
Business+ Tier Monthly Cost Per User(USD)
$18.00
—
Price Stability (2024-2026)(months)
Stable
—
Monthly Cost Per User (Standard)(USD)
$4-8
—
AI Translation Languages (2026)(languages)
Limited translation features
—
AI Meeting Assistant Cost(USD/month)
Copilot Pro required ($20+ per tenant)
—
AI Assistant Integration
Copilot with GPT-4, speech-to-text, real-time translation
Limited AI features, plugin-based integration possible
Third-Party App Integrations(integrations)
1,000+
—
Third-party Integrations(count)
500+
500+
Message Search Speed(seconds)
2-4 seconds average
0.5-1 second average
Minimum Bandwidth for HD Video(Mbps)
4.5 Mbps
—
Desktop App Memory Usage(MB)
450 MB
—
Voice Latency(milliseconds)
80-120ms
—
Screen Sharing Maximum FPS(fps)
30fps
—
Show 4 more attributes
Message Delivery Latency(milliseconds)
200-300ms
—
Video Quality (Standard)(resolution & fps)
1080p @ 30fps
—
4K Video Quality Support(fps)
4K @ 30fps (Premium only)
—
Voice Latency (Lower is Better)(milliseconds)
50-80ms
—
Free Tier Participant Limit(participants)
100 participants
—
Maximum Participants (Standard Meeting)(people)
300 participants
—
Maximum Participants Per Meeting(participants)
300 standard
—
Microsoft 365 Integration Depth(integration level)
8+ apps (Outlook, Excel, Word, OneDrive, SharePoint, Project, Planner, Power BI)
—
Native Microsoft Office Integration
Full (Word, Excel, PowerPoint, Outlook)
—
Microsoft 365 Ecosystem Integration(integration depth)
Native: Word, Excel, SharePoint, OneDrive, Outlook, Power BI
—
Native Microsoft 365 Integration(integration level)
Native (deep)
—
Office Suite Integration Level
Office 365/Microsoft 365 (native)
—
Show 3 more attributes
Office 365 Integration Level(integration score)
Native (OneDrive, SharePoint, Outlook, Excel co-auth)
—
Microsoft 365 Integration
Full integration with Office apps
—
Calendar Integration
Native Outlook calendar sync
—
Advanced Chat Features (Channels, Threading, Workflows)
Advanced (channels, nested threads, queues, connectors)
—
Gartner Meeting Solutions Rating(stars)
4.5 stars
—
Gartner Review Sample Size(reviews)
3,669 reviews
—
Gartner Customer Rating(stars)
4.5 stars
—
Customer Reviews Analyzed(count)
3,668 reviews
—
3-Year Total Cost of Ownership (1,000 users)(USD)
Lower (integrated M365)
—
Video Quality Rating(%)
7.9% positive
—
Real-Time Translation Support(null)
Limited to basic captions
—
Native Cisco Hardware Integration(null)
Third-party device support only
—
AI Features in Base Tier
Limited (Copilot requires E5)
—
Maximum Video Sharing Quality(fps at resolution)
4K at 30fps
—
Maximum Video Resolution(pixels)
1080p (1920x1080)
—
Default Video Resolution(pixels)
720p standard (1080p available)
—
Native Maximum Video Resolution(p/fps)
720p30fps
—
Enterprise Deployment Adoption (500+ seat orgs)(percentage)
67% of deployments
—
Global Enterprise Video Conferencing Market Share (2024)(percent)
28.2%
—
3-Year TCO Advantage for 1,000 Users with M365(percentage savings)
47% lower cost
—
Voice Chat Quality Rating(subjective score)
Excellent (optimized for reliability)
—
Voice Codec Quality Rating(score (1-10))
8
—
Video Resolution Support(maximum resolution)
4K (3840x2160)
—
User Learning Curve(difficulty rating)
Steep (enterprise-focused interface)
—
Setup Time for New Users(minutes)
8-10 (account creation + installation)
—
Registered Users Globally(millions)
350+ million monthly active users
—
Monthly Active Users (MAU)(millions)
320M
—
Active Monthly Users(millions)
300+ million users
500,000+ deployments
Free Tier Monthly Active Users(millions)
320 million
—
Active Organizational Users(organizations)
50,000+
—
Enterprise Security Compliance(certifications)
ISO 27001, SOC 2, HIPAA, GDPR
—
Security Certifications(count)
8 (SOC 2, FedRAMP, HIPAA, ISO 27001)
—
End-to-End Encryption Launch Year(year)
2021
—
GDPR & Data Sovereignty Compliance
Full control with self-hosting option
—
Free Plan Meeting Duration Limit(minutes)
60 minutes (3+ participants)
—
Meeting Recording Retention (Free)(days)
Unlimited (OneDrive)
—
Free Tier File Storage(GB per user)
100 GB per user
—
Free Plan Cloud Storage(GB)
5 GB (OneDrive)
—
File Upload Limit(GB)
250GB
—
File Storage Per User(GB)
1000 (1TB OneDrive)
—
Show 3 more attributes
Meeting Recording Storage (Free)(hours)
Unlimited in OneDrive
—
Free Recording Storage(GB)
Unlimited
—
Message History Retention (Free)(searchable messages)
3,000 searchable
—
Supported Operating Systems(platforms)
Windows, Mac, iOS, Android, Web
—
Cross-Platform Native Support(platforms)
Windows, Mac, iOS, Android
—
Monthly Active Users (2024)(millions)
320 million
~0.3 million
Native Third-Party Integrations(integrations)
500+ apps
400+ plugins
Third-Party Bot Integrations Available(count)
1,500+ apps
—
Deployment Options
Cloud-only (SaaS)
Self-hosted, Cloud, Docker, Kubernetes
Source Code Availability
Closed proprietary
Open-source (AGPL v3)
Data Residency Control(null)
Microsoft-managed regional datacenters (limited control)
Full control with self-hosted deployment
HIPAA Compliance Certified
Yes
—
SOC 2 Type II Compliance
Yes (SOC 2, HIPAA, FedRAMP)
—
Message History (Free Plan)(days)
unlimited
—
Enterprise Security Certifications(count)
SOC 2 Type II, FedRAMP, HIPAA, GDPR, HITRUST
—
HIPAA Compliance Certification
Certified
—
Time to Deploy(hours)
1-3
—
Learning Curve(hours)
5
—
Uptime Guarantee(percent)
99.9%
—
Uptime SLA Guarantee(percent)
99.9%
No SLA (self-managed)
Maximum Free Server Categories(categories)
Limited (fixed structure)
—
Enterprise Fortune 500 Adoption Rate(percent)
80%
—
Free Tier Meeting Duration for Group Calls(minutes)
60 minutes (unlimited participants)
—
G2 Ease of Use Rating (2024)(stars)
4.0/5
—
G2 User Interface Rating(out of 5)
4.1/5 (8,300 reviews)
—
Mobile App Quality Rating(out of 5)
4.5
—
Mobile App Store Rating(stars)
4.2 (2.4M reviews)
—
Maximum File Upload Size(GB)
2 GB per file
100+ GB (configurable)
Available Integrations(count)
1,000+ native integrations
120+ integrations (community-contributed)
Third-Party Integrations (Native)(count)
1000+ via Microsoft AppSource
200+ community plugins
Available Integrations(integrations)
500+
—
Open Source Availability
Proprietary closed-source
AGPL v3 open-source
Open-Source
Yes (AGPL license)
—
Self-Hosted Deployment Option
Cloud-only SaaS
Full self-hosted + cloud managed options
On-Premise Deployment Support
Not available
Fully supported
Annual TCO (1,000 users, 3-year average)(USD)
$48,000-150,000
$0 (self-hosted) or $39,000 (managed cloud)
Maximum Video Conference Participants (Free)(people)
100
—
Message Search Capability(text)
Basic keyword search (limited free tier)
—
Standard Video Resolution(pixels)
1920x1080
—
AI Features Integration(count)
8 (Copilot, live transcription, noise suppression, translation)
—
Enterprise Support Response Time(hours)
1
—
Enterprise Support SLA
Varies by provider (24-48h)
—
Free Meeting Duration Limit(minutes)
Unlimited
—
Maximum Simultaneous Screen Shares(participants)
4 participants
—
Maximum Free Plan Participants(people)
100 participants
—
Free Group Meeting Duration(minutes)
Unlimited
—
Free Group Video Call Duration Limit(minutes)
60 minutes
—
Base Pricing (Team/Workspace)(USD per month)
$6 per user (Teams Essentials)
—
Office 365 App Integration Level(integration depth)
Native integration (Word, Excel, PowerPoint, OneDrive)
—
Free Plan Maximum Participants(participants)
100
—
Free Plan Group Meeting Duration(minutes)
60
—
Deployment Options
Self-hosted, on-premise, cloud
—
Open Source
Yes, fully open-source
—
Pros & Cons
10 pros·6 cons across both
M
Microsoft Teams
+5-3
Pros
- Native integration with Office 365, SharePoint, OneDrive, and Outlook for seamless document collaboration
- 99.9% uptime SLA with Microsoft's global infrastructure and automatic scaling
- Advanced AI features including real-time transcription, recording, and meeting summaries
- Built-in video conferencing with up to 300 participants and immersive spaces
- Comprehensive admin controls with detailed compliance and audit logging for regulated industries
Cons
- High per-user licensing costs ($6-12/month) escalate with large teams
- Data stored in Microsoft-controlled data centers with limited residency options
- Steeper learning curve for organizations unfamiliar with Microsoft ecosystem
M
Mattermost
+5-3
Pros
- Open-source codebase (AGPL v3) allows full security audits and custom development without vendor lock-in
- On-premise deployment ensures 100% data residency control and offline operation capability
- Significantly lower total cost of ownership—free community edition or $10-20/user for professional tier
- Full white-label customization including UI themes, branding, and custom integrations via webhooks and plugins
- Compliance-friendly with HIPAA, SOC 2, and GDPR options for regulated industries
Cons
- Requires internal IT resources for deployment, maintenance, and security updates (not fully managed)
- Smaller ecosystem with fewer pre-built integrations compared to Teams' 1000+ marketplace apps
- Limited video conferencing capabilities—requires third-party solutions like Jitsi for meetings
Frequently Asked Questions
5 questions
Yes, Mattermost is designed for on-premise deployment. You can download the open-source version and run it on your own infrastructure, giving you complete control over data residency, security, and customization. Mattermost also offers managed cloud hosting if you prefer not to manage infrastructure yourself.
Resources & Learn More
Curated sources to dive deeper
Where to Buy
As an affiliate, we may earn a commission from qualifying purchases at no extra cost to you. Learn more about our affiliate disclosure
Wikipedia
- W
Microsoft Teams on Wikipedia (opens in new tab)
Enterprise cloud-based collaboration platform with 320M users, integrated with Microsoft 365 and Office applications.
- W
Mattermost on Wikipedia (opens in new tab)
Open-source, self-hosted team collaboration platform designed for organizations requiring data control and customization.
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