Fastmail for Business vs Kolab Now
On privacy it's Kolab Now. On price it's Fastmail for Business. On features it's Fastmail for Business. Here's everything side by side, last checked 25 October 2026.
Fastmail for Business or Kolab Now: which should you choose?
- Choose Fastmail for Business if you want to pay less: $5 per user a month ($4.17 yearly); more room (50 GB, against 5 GB); and a provider that's been going since 1999.
- Kolab Now is the better pick if you want open-source apps anyone can check.
| Feature | Fastmail for Business | Kolab Now |
|---|---|---|
| Overall | 3.0 | 3.5 |
| Privacy | 2.0 | 3.0 |
| Price | 3.5 | 3.0 |
| Features | 5.0 | 4.5 |
| Cheapest plan | Standard $5 per user a month ($4.17 yearly) | Mailbox CHF 5 a month |
| Free plan | No | No |
| Storage | 50 GB | 5 GB |
| Your own domain | ✓ Up to 100 | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | Australia | Switzerland |
| Your data is kept in | EU (Amsterdam) for UK customers, with a US replica and US backups | Switzerland |
| Founded | 1999 | 2013 |
| Free trial | 30 days free | Unknown |
| 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 | No | Unknown |
| Reader offer | Offer 10% off your first year, plus a free trial of up to 30 days | None |
| Last checked | 22 October 2026 | 25 October 2026 |
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The key differences
- Fastmail for Business's cheapest plan is Standard ($5 per user a month ($4.17 yearly)); Kolab Now's is Mailbox (CHF 5 a month).
- Space: Fastmail for Business gives 50 GB of storage, Kolab Now 5 GB of storage.
- Data location: EU (Amsterdam) for UK customers, with a US replica and US backups for Fastmail for Business, Switzerland for Kolab Now.
- The companies sit under different laws: Fastmail for Business in Australia, Kolab Now in Switzerland.
Fastmail for Business and Kolab Now: your questions
Is Fastmail for Business more private than Kolab Now?
Kolab Now scores 3 out of 5 for privacy and Fastmail for Business 2. Kolab Now gives you open-source apps anyone can check.
Is Fastmail for Business cheaper than Kolab Now?
Fastmail for Business is cheaper. Its Standard plan is $5 per user a month ($4.17 yearly), 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 Fastmail for Business or Kolab Now?
Yes, both do. Fastmail for Business: Up to 100. Kolab Now: Yes.
Where is my email stored with Fastmail for Business and Kolab Now?
Fastmail for Business keeps it in the EU (Amsterdam) for UK customers, with a US replica and US backups. Kolab Now keeps it in Switzerland.
Price changes and news
I haven't seen either change its price since I started checking on 22 October 2026.
The latest headlines: Fastmail for Business news · Kolab Now news.
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Moving your email
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