STRATO Mail vs Kualo
They tie on privacy, STRATO Mail wins on price and STRATO Mail wins on features. Every fact below was checked on or before 25 October 2026.
STRATO Mail or Kualo: which should you choose?
- STRATO Mail suits you best if you want the lower price (€3 a month) and a calendar and contacts alongside your mail.
- Choose Kualo if you want 10 GB of storage.
| Feature | STRATO Mail | Kualo |
|---|---|---|
| Overall | 3.5 | 3.0 |
| Privacy | 2.5 | 2.5 |
| Price | 4.0 | 3.5 |
| Features | 4.0 | 3.5 |
| Cheapest plan | Mail Basic €3 a month | Zimbra Professional Email From £3.99 per user a month (10 GB Zimbra mailbox, longer terms) |
| Free plan | No | No |
| Storage | 2 GB | 10 GB |
| Your own domain | ✓ Yes | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | Germany | United Kingdom |
| Your data is kept in | Germany | United Kingdom |
| Founded | Unknown | 2000 |
| Free trial | 1 month free | 60-day money-back guarantee |
| Funded by advertising | No | No |
| Works in any mail app | ✓ IMAP and SMTP | ✓ IMAP and SMTP |
| Calendar and contacts | ✓ Yes | No |
| Aliases | Yes | Yes |
| Open-source apps | No | No |
| Sign up without ID | No | No |
| White label | Unknown | Unknown |
| Reader offer | None | None |
| Last checked | 22 October 2026 | 25 October 2026 |
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The key differences
- Cheapest plans: STRATO Mail Mail Basic, €3 a month. Kualo Zimbra Professional Email, From £3.99 per user a month (10 GB Zimbra mailbox, longer terms).
- Space: STRATO Mail gives 2 GB of storage, Kualo 10 GB of storage.
- STRATO Mail keeps your mail in Germany, while Kualo keeps it in the United Kingdom.
- The companies sit under different laws: STRATO Mail in Germany, Kualo in United Kingdom.
STRATO Mail and Kualo: your questions
Is STRATO Mail more private than Kualo?
They score the same for privacy: 2.5 out of 5 each. The differences are in the details, such as where your mail is kept (Germany for STRATO Mail, the United Kingdom for Kualo).
Is STRATO Mail cheaper than Kualo?
STRATO Mail is cheaper. Its Mail Basic plan is €3 a month, against From £3.99 per user a month (10 GB Zimbra mailbox, longer terms) for Kualo's Zimbra Professional Email. Check the renewal price before you pay, as some first-year prices go up.
Can I use my own domain with STRATO Mail or Kualo?
Yes, both do. STRATO Mail: Yes. Kualo: Yes.
Where is my email stored with STRATO Mail and Kualo?
STRATO Mail keeps it in Germany. Kualo keeps it in the United Kingdom.
Recent price changes
No price changes for either since 22 October 2026. I check regularly and add any change here with its date.
The latest headlines: STRATO Mail news · Kualo news.
Also worth a look
- mailbox.org4.5 out of 5 overall
- Proton Mail for Business4.0 out of 5 overall
- Tuta Business4.0 out of 5 overall
STRATO Mail vs mailbox.org · Kualo vs mailbox.org · STRATO Mail vs Proton Mail for Business · Kualo vs Proton Mail for Business · STRATO Mail vs Tuta Business · Kualo vs Tuta Business
Moving your email
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