Firefox Relay vs iRedMail
In short: Firefox Relay wins on privacy, Firefox Relay wins on price, and they tie on features. The full comparison is below, last checked 25 October 2026.
Should you pick Firefox Relay or iRedMail?
- iRedMail suits you best if you want email at your own domain name; freedom to use the mail app you already like; and a calendar and contacts alongside your mail.
| Feature | Firefox Relay | iRedMail |
|---|---|---|
| Overall | 2.5 | Not rated |
| Privacy | 1.0 | Not rated |
| Price | 5.0 | Not rated |
| Features | Not rated | Not rated |
| Cheapest plan | Premium $0.99 a month | Open source Free |
| Free plan | Yes, 5 aliases | Yes, open source |
| Storage | Forwards only | Not confirmed |
| Your own domain | Own subdomain only | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | United States (Mozilla) | Not confirmed |
| Your data is kept in | United States | Your own server |
| Founded | 2020 | Unknown |
| Free trial | Free plan | Free to download |
| Funded by advertising | No | No |
| Works in any mail app | No, its own apps only | ✓ IMAP and SMTP |
| Calendar and contacts | No | ✓ Yes |
| Aliases | Unlimited aliases | Yes |
| Open-source apps | ✓ Yes | ✓ Yes |
| Sign up without ID | No | No |
| White label | No | Unknown |
| Reader offer | None | None |
| Last checked | 25 October 2026 | 25 October 2026 |
Want to add another? Open this in the compare tool.
The key differences
- Cheapest plans: Firefox Relay Premium, $0.99 a month. iRedMail Open source, Free.
- Firefox Relay has a free plan (5 aliases); iRedMail has a free plan (open source).
- Space: Firefox Relay gives no storage, as it forwards mail on, iRedMail storage not confirmed.
- Firefox Relay keeps your mail in the United States, while iRedMail keeps it in Your own server.
- The companies sit under different laws: Firefox Relay in United States (Mozilla), iRedMail in Not confirmed.
- You can use your own domain with iRedMail, but not with Firefox Relay.
- Mail apps: Firefox Relay only works in its own apps; iRedMail works in any mail app over IMAP.
- Aliases: Firefox Relay offers unlimited aliases, iRedMail yes.
Common questions
Can I use my own domain with Firefox Relay or iRedMail?
Only iRedMail does (Yes). With Firefox Relay your address stays on its own domain.
Where is my email stored with Firefox Relay and iRedMail?
Firefox Relay keeps it in the United States. iRedMail keeps it in Your own server.
Can I use Firefox Relay and iRedMail in Apple Mail or Outlook?
Firefox Relay only works in its own apps. iRedMail works in any mail app over IMAP.
Recent price changes
No price changes for either since 25 October 2026. I check regularly and add any change here with its date.
The latest headlines: Firefox Relay news · iRedMail news.
Alternatives to Firefox Relay and iRedMail
Firefox Relay vs mailbox.org · iRedMail vs mailbox.org · Firefox Relay vs Posteo · iRedMail vs Posteo · Firefox Relay vs Proton Mail · iRedMail vs Proton Mail
Switching between them
Moving between any two providers works the same way. Pick your two providers for the steps.