Skip to content

Mattermost vs OpenPhone

Professional comparison and analysis to help you choose the right software solution for your needs.

Mattermost icon
Mattermost
OpenPhone icon
OpenPhone

Mattermost vs OpenPhone: The Verdict

⚡ Summary:

Mattermost: Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. It supports text, images, videos and custom emojis across PCs and phones with instant notifications.

OpenPhone: OpenPhone is a business phone and messaging platform designed for mobile professionals and small teams. It works across devices and integrates calling, texting, visual voicemail, contacts, and more.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Mattermost OpenPhone
Sugggest Score — —
Category Social & Communications Business & Commerce
Pricing Freemium —

Product Overview

Mattermost
Mattermost

Description: Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. It supports text, images, videos and custom emojis across PCs and phones with instant notifications.

Type: software

Pricing: Freemium

OpenPhone
OpenPhone

Description: OpenPhone is a business phone and messaging platform designed for mobile professionals and small teams. It works across devices and integrates calling, texting, visual voicemail, contacts, and more.

Type: software

Key Features Comparison

Mattermost
Mattermost Features
  • Team messaging
  • File sharing
  • Search
  • Integrations
  • Cross-platform support
OpenPhone
OpenPhone Features
  • Cloud-based phone system
  • Unlimited talk & text
  • Visual voicemail
  • Team messaging
  • Call forwarding
  • Call recording
  • Integrations with CRM & other business tools

Pros & Cons Analysis

Mattermost
Mattermost
Pros
  • Open source
  • Self-hosted
  • Highly customizable
  • Strong security
  • Active development community
Cons
  • Requires technical expertise to setup and manage
  • Limited native mobile apps
  • Less third-party integrations than proprietary options
OpenPhone
OpenPhone
Pros
  • Easy to set up and use
  • Works across devices - desktop & mobile
  • Good call quality
  • Affordable pricing
  • Lots of useful features for businesses
  • Good customer support
Cons
  • Limited international calling
  • Third-party integrations can be buggy
  • Mobile app could be better designed
  • Some more advanced features only in higher tiers

Pricing Comparison

Mattermost
Mattermost
  • Freemium
OpenPhone
OpenPhone
  • Not listed

Related Comparisons

Microsoft Teams
vs Mattermost vs OpenPhone

Learn More About Each Product

Mattermost
Mattermost
Reviews, pricing & alternatives →
OpenPhone
OpenPhone
Reviews, pricing & alternatives →

Ready to Make Your Decision?

Explore more software comparisons and find the perfect solution for your needs

Mattermost Alternatives
OpenPhone Alternatives
Browse More Software