Mattermost vs Slack

Side-by-side reliability comparison based on real-time monitoring data over the last 25 days.

Mattermost

Mattermost

Open-source team collaboration and messaging platform for secure, self-hosted or cloud-based enterprise communications.

Operational
vs
Slack

Slack

Business communication platform with channels, direct messaging, voice/video calls, and extensive app integrations for team collaboration.

Operational
Metric Mattermost Slack
Current Status Operational Operational
Uptime (25-day) 100% 100%
Days with Issues 0 0
Feed Type Statuspage Rss
Status Page View → View →

Mattermost vs Slack: Reliability Comparison

Choosing between Mattermost and Slack? Reliability matters. ServiceAlert.ai tracks both services in real time, monitoring their status pages for outages, degraded performance, and maintenance windows.

Over the last 25 days, Mattermost has maintained 100% uptime with 0 days of issues, while Slack has achieved 100% uptime with 0 days of issues.

Want instant alerts when either service goes down? Sign up for ServiceAlert.ai to monitor both services and get notified via email, Slack, Teams, Google Chat, or Discord.