CounterMail vs Stalwart
CounterMail wins on privacy, CounterMail wins on price and CounterMail wins on features. Every fact below was checked on or before 25 October 2026.
Which should you choose?
- CounterMail is the better pick if you want end-to-end encryption built in and your mail kept in Sweden.
- Choose Stalwart if you want a free plan to start on and apps whose code is public.
| Feature | CounterMail | Stalwart |
|---|---|---|
| Overall | 4.0 | Not rated |
| Privacy | 4.0 | Not rated |
| Price | 4.0 | Not rated |
| Features | 4.0 | Not rated |
| Cheapest plan | Premium, 12 months $4 a month, paid yearly ($49) | Community Free (Enterprise from €2 per mailbox a year) |
| Free plan | No | Yes, open source |
| Storage | 4 GB | Not confirmed |
| Your own domain | ✓ Yes | ✓ Yes |
| End-to-end encryption | ✓ Built in | No |
| Company based in | Sweden | United Kingdom |
| Your data is kept in | Sweden | Your own server |
| Founded | Unknown | 2019 |
| Free trial | Unknown | Free to download |
| Funded by advertising | No | No |
| Works in any mail app | ✓ IMAP and SMTP | ✓ IMAP and SMTP |
| Calendar and contacts | ✓ Yes | ✓ Yes |
| Aliases | Yes | Yes |
| Open-source apps | No | ✓ Yes |
| Sign up without ID | No | No |
| White label | Unknown | Unknown |
| Reader offer | None | None |
| Last checked | 25 October 2026 | 25 October 2026 |
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Where they differ
- On price: CounterMail Premium, 12 months at $4 a month, paid yearly ($49), against Stalwart Community at Free (Enterprise from €2 per mailbox a year).
- CounterMail has no free plan; Stalwart has a free plan (open source).
- Space: CounterMail gives 4 GB of storage, Stalwart storage not confirmed.
- CounterMail keeps your mail in Sweden, while Stalwart keeps it in Your own server.
- The companies sit under different laws: CounterMail in Sweden, Stalwart in United Kingdom.
- On encryption, CounterMail encrypts mail end to end, whereas Stalwart doesn't encrypt mail end to end.
Questions people ask
Can I use my own domain with CounterMail or Stalwart?
Yes, both do. CounterMail: Yes. Stalwart: Yes.
Where is my email stored with CounterMail and Stalwart?
CounterMail keeps it in Sweden. Stalwart keeps it in Your own server.
Recent price changes
Neither price has changed since my first check on 25 October 2026.
The latest headlines: CounterMail news · Stalwart news.
Alternatives to CounterMail and Stalwart
CounterMail vs mailbox.org · Stalwart vs mailbox.org · CounterMail vs Posteo · Stalwart vs Posteo · CounterMail vs Proton Mail · Stalwart vs Proton Mail
Switching between them
Moving between any two providers works the same way. Pick your two providers for the steps.