Mailcow
Depends
Confidence: Medium
Buy if you're a self-hoster or small org that wants mail sovereignty, can run Docker, and will patch regularly.
New check
Comparison
Mailcow lands on Depends, and Google Workspace lands on Worth it.
Buy if you're a self-hoster or small org that wants mail sovereignty, can run Docker, and will patch regularly.
Buy if you want the cheap, familiar default productivity suite . 900,000+ companies already run on it.
| Compare | ||
|---|---|---|
| Verdict | Depends | Worth it |
| Best for | Self-hosters and homelab users | Small businesses and solo founders |
| Who it's not for | Teams with no Linux/Docker admin capacity | Orgs already standardized on Microsoft 365 |
| Privacy | Pattern of CVEs 2024-2026 including RCE, SSTI, XSS, and auth bypass; fine if patched fast, risky if neglected. | Platform security is strong; public findings center on misconfiguration, phishing/OAuth abuse, and third-party tools . not core Workspace CVEs. |
| Support quality | Community forum and docs only; quality unverified | Trustpilot 1.3/5; 'ghost company' complaints |
| Public sentiment | Users praise its completeness but warn it is resource-hungry and overkill for simple needs.² | Users rate the tools highly but consistently knock the support experience.13 |
| Biggest gotcha | "Free" isn't free: expect $170-400/yr VPS plus hours of admin time⁴ | Existing customers reported 29% price increases . budget for hikes at renewal. |