Slack vs Mattermost

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

Slack

Slack

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

Operational
vs
Mattermost

Mattermost

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

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

Slack vs Mattermost: Reliability Comparison

Choosing between Slack and Mattermost? 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, Slack has maintained 100% uptime with 0 days of issues, while Mattermost 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.