HEY vs Firefox Relay
Firefox Relay wins on privacy, Firefox Relay wins on price and HEY wins on features. Every fact below was checked on or before 25 October 2026.
Which should you choose?
- HEY is the better pick if you want email at your own domain name; 100 GB of storage; and calendar and contacts in the same account.
- Firefox Relay suits you best if you want the lower price ($0.99 a month); to try it free first; and open-source apps.
| Feature | HEY | Firefox Relay |
|---|---|---|
| Overall | 2.0 | 2.5 |
| Privacy | 0.5 | 1.0 |
| Price | 2.0 | 5.0 |
| Features | 4.0 | Not rated |
| Cheapest plan | HEY for You $99 a year (own domain: $12 per user a month) | Premium $0.99 a month |
| Free plan | No (30-day trial) | Yes, 5 aliases |
| Storage | 100 GB | Forwards only |
| Your own domain | ✓ On HEY for Domains | Own subdomain only |
| End-to-end encryption | No | No |
| Company based in | United States | United States (Mozilla) |
| Your data is kept in | United States | United States |
| Founded | 2020 | 2020 |
| Free trial | 30 days free on HEY for You; no trial on HEY for Domains | Free plan |
| Funded by advertising | No | No |
| Works in any mail app | No, its own apps only | No, its own apps only |
| Calendar and contacts | ✓ Yes | No |
| Aliases | Yes | Unlimited aliases |
| Open-source apps | No | ✓ Yes |
| Sign up without ID | No | No |
| White label | No | No |
| 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
- On price: HEY HEY for You at $99 a year (own domain: $12 per user a month), against Firefox Relay Premium at $0.99 a month.
- For free, HEY gives you no free plan, and Firefox Relay a free plan (5 aliases).
- HEY comes with 100 GB of storage and Firefox Relay with no storage, as it forwards mail on.
- HEY is based in the United States and Firefox Relay in the United States (Mozilla), so different privacy laws apply.
- HEY lets you bring your own domain name; Firefox Relay doesn't.
- For extra addresses, HEY has yes and Firefox Relay has unlimited aliases.
Questions people ask
Which is more private, HEY or Firefox Relay?
Firefox Relay scores 1 out of 5 for privacy and HEY 0.5. Firefox Relay gives you open-source apps.
Which is cheaper, HEY or Firefox Relay?
Firefox Relay is cheaper. Its Premium plan is $0.99 a month, against $99 a year (own domain: $12 per user a month) for HEY's HEY for You. Firefox Relay also has a free plan. Check the renewal price before you pay, as some first-year prices go up.
Do HEY and Firefox Relay work with my own domain?
Only HEY does (On HEY for Domains). With Firefox Relay your address stays on its own domain.
Where do HEY and Firefox Relay keep my email?
Both keep it in the United States.
Do HEY and Firefox Relay work in other mail apps?
HEY only works in its own apps. Firefox Relay only works in its own apps.
Price changes and news
I haven't seen either change its price since I started checking on 25 October 2026.
The latest headlines: HEY news · Firefox Relay news.
Also worth a look
HEY vs mailbox.org · Firefox Relay vs mailbox.org · HEY vs Posteo · Firefox Relay vs Posteo · HEY vs Proton Mail · Firefox Relay vs Proton Mail
Switching between them
Whichever you choose, the move follows the same steps. Pick your two providers for the steps.