Loom vs Mattermost: Which Is Better in 2026?

Loom is an async video messaging tool that lets you record your screen and camera in seconds and share the result as a link anyone can watch on their own time. It was built around a simple insight about modern work: an enormous number of meetings and long back-and-forth message threads exist only because something is easier to show than to type. Loom replaces those with a quick recorded video — you talk through the screen, point at what matters, and send a link — capturing tone, context, and visual detail that text loses, without forcing everyone onto a call at the same moment.

The magic is in the speed and the receiving experience. Recording is one click; when you stop, the video is instantly processed and the shareable link is already on your clipboard. Viewers can watch at their own pace, speed it up, comment at specific timestamps, and react — turning a monologue into a lightweight conversation. Loom automatically transcribes videos and can generate summaries and chapters, so recipients can skim or jump to the part they need. For teams, it integrates with the tools where work already happens, so a Loom can live inside a ticket, a doc, a pull request, or a message thread.

Loom is a favourite of remote and distributed teams, but its uses are everywhere: walking a colleague through a bug, giving design feedback, onboarding a new hire, recording a product demo, answering a customer's question, or explaining a process once instead of repeating it ten times. The deeper payoff is cultural — it lets teams shift from synchronous, calendar-clogging communication to thoughtful async updates, reclaiming focus time and respecting people across time zones. For anyone who has ever thought "this would take three paragraphs to write but thirty seconds to show," Loom is the tool that makes showing the default.

Mattermost is an open-source, self-hostable team messaging and collaboration platform built for organizations that need control, security and customization that typical cloud chat tools can't offer. Frequently described as a self-hosted alternative to Slack, Mattermost gives teams a familiar channel-based messaging experience while keeping all data on infrastructure they own — a crucial requirement for government agencies, defense, financial services, and any organization with strict security, privacy or compliance needs.

Functionally, Mattermost provides what teams expect from modern chat: organized channels, direct messages, threaded conversations, file sharing, search and integrations, plus voice and screen sharing. But its differentiators are control and extensibility. Because it's open source and self-hosted, organizations can deploy it on-premises or in their own cloud, customize and extend it deeply, integrate it tightly with internal systems, and meet rigorous security and data-residency requirements without depending on a third-party vendor's policies.

Mattermost has increasingly focused on technical and operational teams, offering capabilities tailored to developers and DevOps — tight integration with tools like GitLab, support for incident collaboration and "ChatOps" workflows, playbooks for coordinating operational processes, and a platform that fits naturally into engineering environments. This makes it especially popular where chat isn't just for casual conversation but a core part of how technical work and incident response get done. For security-conscious enterprises, regulated industries, and technical teams that value open source and full control over their communication infrastructure, Mattermost offers a powerful, flexible and trustworthy alternative to closed SaaS chat tools — combining the collaboration features teams need with the ownership, customizability and security that demanding organizations require.