Posteo vs Infomaniak Mail
In short: Posteo wins on privacy, Posteo wins on price, and Infomaniak Mail wins on features. The full comparison is below, last checked 22 October 2026.
Posteo or Infomaniak Mail: which should you choose?
- Choose Posteo if you want the lower price (€1 a month); apps whose code is public; and to sign up without proving who you are.
- Infomaniak Mail suits you best if you want a free plan to start on; an address on your own domain; and more space for your mail: 100 GB.
| Feature | Posteo | Infomaniak Mail |
|---|---|---|
| Overall | 4.5 | 3.5 |
| Privacy | 4.5 | 2.5 |
| Price | 5.0 | 4.0 |
| Features | 3.0 | 5.0 |
| Cheapest plan | Posteo €1 a month | Mail Service CHF 2.29 a month |
| Free plan | No | Yes, on an Infomaniak address, no own domain |
| Storage | 4 GB | 100 GB |
| Your own domain | No | ✓ 1 |
| End-to-end encryption | Optional (PGP or encrypted storage) | No |
| Company based in | Germany | Switzerland |
| Your data is kept in | Germany | Switzerland |
| Founded | 2009 | 1990 |
| Free trial | No, €1 a month from the start | Free plan (my kSuite) |
| Funded by advertising | No | No |
| Works in any mail app | ✓ IMAP and SMTP | ✓ IMAP and SMTP |
| Calendar and contacts | ✓ Yes | ✓ Yes |
| Aliases | Yes (posteo.de only) | Yes |
| Open-source apps | ✓ Yes | No |
| Sign up without ID | ✓ Yes | No |
| White label | No | No |
| Reader offer | None | None |
| Last checked | 22 October 2026 | 22 October 2026 |
Want to add another? Open this in the compare tool.
Where they differ
- Cheapest plans: Posteo Posteo, €1 a month. Infomaniak Mail Mail Service, CHF 2.29 a month.
- Posteo has no free plan; Infomaniak Mail has a free plan (on an Infomaniak address, no own domain).
- Space: Posteo gives 4 GB of storage, Infomaniak Mail 100 GB of storage.
- Posteo keeps your mail in Germany, while Infomaniak Mail keeps it in Switzerland.
- The companies sit under different laws: Posteo in Germany, Infomaniak Mail in Switzerland.
- On encryption, Posteo offers optional encryption (PGP or encrypted storage), whereas Infomaniak Mail doesn't encrypt mail end to end.
- You can use your own domain with Infomaniak Mail, but not with Posteo.
- Aliases: Posteo offers yes (posteo.de only), Infomaniak Mail yes.
Common questions
Is Posteo more private than Infomaniak Mail?
Posteo scores 4.5 out of 5 for privacy and Infomaniak Mail 2.5. Posteo gives you apps whose code is public and to sign up without proving who you are.
Is Posteo cheaper than Infomaniak Mail?
Posteo is cheaper. Its Posteo plan is €1 a month, against CHF 2.29 a month for Infomaniak Mail's Mail Service. Infomaniak Mail also has a free plan. Check the renewal price before you pay, as some first-year prices go up.
Can I use my own domain with Posteo or Infomaniak Mail?
Only Infomaniak Mail does (1 domain on its cheapest plan that allows one). With Posteo your address stays on its own domain.
Where is my email stored with Posteo and Infomaniak Mail?
Posteo keeps it in Germany. Infomaniak Mail keeps it in Switzerland.
Recent price changes
I haven't seen either change its price since I started checking on 22 October 2026.
The latest headlines: Posteo news · Infomaniak Mail news.
Alternatives to Posteo and Infomaniak Mail
Posteo vs mailbox.org · Infomaniak Mail vs mailbox.org · Posteo vs Proton Mail · Infomaniak Mail vs Proton Mail · Posteo vs Tuta · Infomaniak Mail vs Tuta
Moving your email
Moving to Posteo · Moving from Posteo. Or see all my switching guides.