Mattermost vs Output Messenger
| Mattermost | Output Messenger | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | $0.75/mo |
| Open source | No | No |
| Platforms | Android, iOS, Linux, macOS, self-hosted, Web, Windows | Android, iOS, Linux, macOS, Web, Windows |
| Free plan | Yes | Yes |
| Channels | Yes | Yes |
| Guest access | Yes | — |
| Message history | unlimited | — |
| Integrations | GitHub, GitLab, Jira, Microsoft Teams, Microsoft 365, Outlook, ServiceNow, Zoom, Pexip, Splunk, Zapier | Output Desk, Output Wall, Output Time, Jitsi Meet, GitHub |
| Supported platforms | web, Windows, macOS, Linux, iOS, Android, API, self-hosted | web, Windows, macOS, Linux, iOS, Android, API |
Both are listed in Best Team Chat Apps. On Inferse, Mattermost scores higher on our published basis.