eclipso vs Stalwart
On privacy it's eclipso. On price it's eclipso. On features it's eclipso. Here's everything side by side, last checked 25 October 2026.
Should you pick eclipso or Stalwart?
- eclipso is the better pick if you want your mailbox stored in Germany.
- Choose Stalwart if you want an address on your own domain and apps whose code is public.
| Feature | eclipso | Stalwart |
|---|---|---|
| Overall | 3.5 | Not rated |
| Privacy | 2.5 | Not rated |
| Price | 4.5 | Not rated |
| Features | 4.0 | Not rated |
| Cheapest plan | Connect €1.49 a month | Community Free (Enterprise from €2 per mailbox a year) |
| Free plan | Yes, 4 GB | Yes, open source |
| Storage | 20 GB | Not confirmed |
| Your own domain | On paid plans | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | Germany | United Kingdom |
| Your data is kept in | Germany | Your own server |
| Founded | Unknown | 2019 |
| Free trial | Free plan (Freemail) | 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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How eclipso and Stalwart differ
- eclipso's cheapest plan is Connect (€1.49 a month); Stalwart's is Community (Free (Enterprise from €2 per mailbox a year)).
- eclipso has a free plan (4 GB); Stalwart has a free plan (open source).
- Space: eclipso gives 20 GB of storage, Stalwart storage not confirmed.
- Your mail is stored in Germany with eclipso, and in Your own server with Stalwart.
- The companies sit under different laws: eclipso in Germany, Stalwart in United Kingdom.
- You can use your own domain with Stalwart, but not with eclipso.
eclipso and Stalwart: your questions
Can I use my own domain with eclipso or Stalwart?
Only Stalwart does (Yes). With eclipso your address stays on its own domain.
Where is my email stored with eclipso and Stalwart?
eclipso keeps it in Germany. Stalwart keeps it in Your own server.
Prices and the latest news
- 22 October 2026 eclipso: Free; paid plans not confirmed, when I checked
The latest headlines: eclipso news · Stalwart news.
Not sold on either? Try these
eclipso vs mailbox.org · Stalwart vs mailbox.org · eclipso vs Posteo · Stalwart vs Posteo · eclipso 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.