# Pumble vs Mattermost Team Edition (2026): Free Alternative to Pumble

Canonical: https://caniforkit.com/vs/pumble-vs-mattermost-team-edition
Last updated: 2026-08-10

Compare Pumble ($2.99/mo) vs Mattermost Team Edition ($0/mo open source MIT alternative to Pumble). Side-by-side breakdown of pricing, self-hosting setup, data storage, and practical trade-offs.

## Side-by-Side Comparison Matrix

| Feature / Metric | Pumble | Mattermost Team Edition |
| --- | --- | --- |
| Monthly Subscription | $2.99/mo | $0.00 / month |
| 1-Seat Annual Cost | $36/yr | $0.00 / year |
| 5-Person Team Annual Cost | $179/yr | $0.00 / year |
| 10-Person Team Annual Cost | $359/yr | $0.00 / year |
| License Model | Proprietary Commercial SaaS | MIT |
| Hosting / Runtime | Vendor Cloud | Self-host |
| Data Ownership | Stored on vendor servers | Channels, posts, users, and configuration live in PostgreSQL; file attachments live in the Mattermost data directory or configured S3-compatible object storage. |
| GitHub Stars | Closed Source | ★ 39k |
| Code Repository | None | https://github.com/mattermost/mattermost |
| The Catch / Trade-off | Recurring subscription cost | Mattermost Team Edition is a fuller self-hosted chat, but PostgreSQL, TLS, SMTP, storage, backups, upgrades, and uptime become the team's responsibility. |

## About Mattermost Team Edition
Full self-hosted team chat for under 250 users; free software, non-free evenings.

- **Installation**: Install the official Linux binary with PostgreSQL, then configure systemd, TLS/reverse proxy, SMTP, and file storage
- **Setup Notes**: The first obstacle is a real Linux service deployment, PostgreSQL, SMTP, DNS/TLS, storage, backups, and upgrades, not an app-store install.
- **Data Storage**: Channels, posts, users, and configuration live in PostgreSQL; file attachments live in the Mattermost data directory or configured S3-compatible object storage.
- **Supported Platforms**: desktop, mobile, web, self-hosted, self-host, real ops
- **The Catch vs Pumble**: Mattermost Team Edition is a fuller self-hosted chat, but PostgreSQL, TLS, SMTP, storage, backups, upgrades, and uptime become the team's responsibility.

## Cost Savings Breakdown
Switching from Pumble to Mattermost Team Edition eliminates ongoing per-seat subscriptions:
- **Solo / 1-seat**: Save **$36/year**
- **5-person team**: Save **$179/year**
- **10-person team**: Save **$359/year**

## Frequently Asked Questions

### Is Mattermost Team Edition a good free alternative to Pumble?
Yes. Mattermost Team Edition is a verified open source (MIT) replacement for Pumble. Full self-hosted team chat for under 250 users; free software, non-free evenings.

### What is the catch when switching from Pumble to Mattermost Team Edition?
Mattermost Team Edition is a fuller self-hosted chat, but PostgreSQL, TLS, SMTP, storage, backups, upgrades, and uptime become the team's responsibility.

## Related

- [All Pumble Alternatives](https://caniforkit.com/pumble)
- [Mattermost Team Edition Full Profile](https://caniforkit.com/fork/mattermost-team-edition)
- [community Category Hub](https://caniforkit.com/category/community)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)