Microsoft 365 Business vs Purelymail
On privacy it's Microsoft 365 Business. On price it's Purelymail. On features it's Microsoft 365 Business. Here's everything side by side, last checked 25 October 2026.
Should you pick Microsoft 365 Business or Purelymail?
- Microsoft 365 Business is the better pick if you want your mail kept in the UK data centres for UK tenants (London, Cardiff, Durham) and your diary and address book in one place with your email.
- Purelymail is the better pick if you want a company that isn't funded by advertising and to pay less: $10 a year, any number of users and domains.
| Feature | Microsoft 365 Business | Purelymail |
|---|---|---|
| Overall | 2.5 | 2.5 |
| Privacy | 1.0 | 0.5 |
| Price | 2.5 | 5.0 |
| Features | 5.0 | 3.5 |
| Cheapest plan | Business Basic £5.40 per user a month, yearly, ex VAT | Simple $10 a year, any number of users and domains |
| Free plan | No | No |
| Storage | 50 GB | Not confirmed |
| Your own domain | ✓ Yes | ✓ Unlimited |
| End-to-end encryption | No | No |
| Company based in | United States | United States |
| Your data is kept in | UK data centres for UK tenants (London, Cardiff, Durham) | United States |
| Founded | 2011 | Unknown |
| Free trial | One month free on some plans | Free trial with a small amount of credit (about a month of light use) |
| Funded by advertising | Yes, or its parent company is | 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 | No | Unknown |
| Reader offer | None | None |
| Last checked | 22 October 2026 | 25 October 2026 |
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How Microsoft 365 Business and Purelymail differ
- On price: Microsoft 365 Business Business Basic at £5.40 per user a month, yearly, ex VAT, against Purelymail Simple at $10 a year, any number of users and domains.
- Microsoft 365 Business comes with 50 GB of storage and Purelymail with storage not confirmed.
- Microsoft 365 Business keeps your mail in the UK data centres for UK tenants (London, Cardiff, Durham), while Purelymail keeps it in the United States.
- Only Microsoft 365 Business is part of an advertising business.
Questions people ask
Which is more private, Microsoft 365 Business or Purelymail?
Microsoft 365 Business scores 1 out of 5 for privacy and Purelymail 0.5. Microsoft 365 Business gives you your mail kept in the UK data centres for UK tenants (London, Cardiff, Durham).
Which is cheaper, Microsoft 365 Business or Purelymail?
Purelymail is cheaper. Its Simple plan is $10 a year, any number of users and domains, against £5.40 per user a month, yearly, ex VAT for Microsoft 365 Business's Business Basic. Check the renewal price before you pay, as some first-year prices go up.
Do Microsoft 365 Business and Purelymail work with my own domain?
Yes, both do. Microsoft 365 Business: Yes. Purelymail: Unlimited.
Where do Microsoft 365 Business and Purelymail keep my email?
Microsoft 365 Business keeps it in the UK data centres for UK tenants (London, Cardiff, Durham). Purelymail keeps it in the United States.
Recent price changes
- 27 July 2026 Microsoft 365 Business: £5.40 (UK price change from 1 July 2026)
- 1 June 2026 Microsoft 365 Business: £4.90
The latest headlines: Microsoft 365 Business news · Purelymail news.
Alternatives to Microsoft 365 Business and Purelymail
Microsoft 365 Business vs mailbox.org · Purelymail vs mailbox.org · Microsoft 365 Business vs Posteo · Purelymail vs Posteo · Microsoft 365 Business vs Proton Mail · Purelymail vs Proton Mail
Switching between them
Moving to Microsoft 365 Business · Moving from Microsoft 365 Business. Or see all my switching guides.