Kolab Now vs IONOS Mail
In short: Kolab Now wins on privacy, IONOS Mail wins on price, and Kolab Now wins on features. The full comparison is below, last checked 25 October 2026.
Kolab Now or IONOS Mail: which should you choose?
- Kolab Now suits you best if you want more space for your mail: 5 GB; your diary and address book in one place with your email; and apps whose code is public.
- Choose IONOS Mail if you want a cheaper plan, at About £1–£2 a month (not confirmed) and a provider that's been going since 1988.
| Feature | Kolab Now | IONOS Mail |
|---|---|---|
| Overall | 3.5 | 3.0 |
| Privacy | 3.0 | 2.5 |
| Price | 3.0 | 4.5 |
| Features | 4.5 | 3.0 |
| Cheapest plan | Mailbox CHF 5 a month | Mail Basic About £1–£2 a month (not confirmed) |
| Free plan | No | No |
| Storage | 5 GB | 2 GB |
| Your own domain | ✓ Yes | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | Switzerland | Germany |
| Your data is kept in | Switzerland | UK data centre in Worcester; where email sits not confirmed |
| Founded | 2013 | 1988 |
| Free trial | Unknown | Unknown |
| 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 | ✓ Yes | No |
| Sign up without ID | No | No |
| White label | Unknown | Unknown |
| Reader offer | None | None |
| Last checked | 25 October 2026 | 22 October 2026 |
Want to add another? Open this in the compare tool.
Where they differ
- On price: Kolab Now Mailbox at CHF 5 a month, against IONOS Mail Mail Basic at About £1–£2 a month (not confirmed).
- Space: Kolab Now gives 5 GB of storage, IONOS Mail 2 GB of storage.
- Data location: Switzerland for Kolab Now, UK data centre in Worcester; where email sits not confirmed for IONOS Mail.
- The companies sit under different laws: Kolab Now in Switzerland, IONOS Mail in Germany.
Common questions
Is Kolab Now more private than IONOS Mail?
Kolab Now scores 3 out of 5 for privacy and IONOS Mail 2.5. Kolab Now gives you apps whose code is public.
Is Kolab Now cheaper than IONOS Mail?
IONOS Mail is cheaper. Its Mail Basic plan is About £1–£2 a month (not confirmed), against CHF 5 a month for Kolab Now's Mailbox. Check the renewal price before you pay, as some first-year prices go up.
Can I use my own domain with Kolab Now or IONOS Mail?
Yes, both do. Kolab Now: Yes. IONOS Mail: Yes.
Where is my email stored with Kolab Now and IONOS Mail?
Kolab Now keeps it in Switzerland. IONOS Mail keeps it in the UK data centre in Worcester; where email sits not confirmed.
Prices and the latest news
I haven't seen either change its price since I started checking on 22 October 2026.
The latest headlines: Kolab Now news · IONOS Mail news.
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Moving your email
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