Krystal vs BT Email
Krystal wins on privacy, BT Email wins on price and Krystal wins on features. Every fact below was checked on or before 25 October 2026.
Which should you choose?
- Krystal is the better pick if you want your mailbox stored in the United Kingdom; to use your own domain, like you@yourname.co.uk; and calendar and contacts in the same account.
- BT Email suits you best if you want to try it free first.
| Feature | Krystal | BT Email |
|---|---|---|
| Overall | Not rated | 2.0 |
| Privacy | 2.5 | 1.5 |
| Price | Not rated | 2.0 |
| Features | 4.5 | 2.5 |
| Cheapest plan | Email hosting Not confirmed | Premium email £7.50 a month |
| Free plan | No | Basic email, webmail only |
| Storage | Not confirmed | Not confirmed |
| Your own domain | ✓ Yes | No |
| End-to-end encryption | No | No |
| Company based in | United Kingdom | United Kingdom |
| Your data is kept in | United Kingdom | Not confirmed |
| Founded | 2002 | Unknown |
| Free trial | 60-day money-back guarantee | Unknown |
| Funded by advertising | No | No |
| Works in any mail app | ✓ IMAP and SMTP | ✓ IMAP and SMTP |
| Calendar and contacts | ✓ Yes | No |
| Aliases | Yes | Up to 10 extra addresses |
| Open-source apps | No | 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.
The key differences
- Krystal's cheapest plan is Email hosting (Not confirmed); BT Email's is Premium email (£7.50 a month).
- For free, Krystal gives you no free plan, and BT Email Basic email, webmail only.
- Your mail is stored in the United Kingdom with Krystal, and in Not confirmed with BT Email.
- Krystal lets you bring your own domain name; BT Email doesn't.
- For extra addresses, Krystal has yes and BT Email has up to 10 extra addresses.
Questions people ask
Which is more private, Krystal or BT Email?
Krystal scores 2.5 out of 5 for privacy and BT Email 1.5. Krystal gives you your mailbox stored in the United Kingdom.
Do Krystal and BT Email work with my own domain?
Only Krystal does (Yes). With BT Email your address stays on its own domain.
Where do Krystal and BT Email keep my email?
Krystal keeps it in the United Kingdom. BT Email keeps it in Not confirmed.
Price changes and news
I haven't seen either change its price since I started checking on 22 October 2026.
The latest headlines: Krystal news · BT Email news.
Alternatives to Krystal and BT Email
Krystal vs mailbox.org · BT Email vs mailbox.org · Krystal vs Posteo · BT Email vs Posteo · Krystal vs Proton Mail · BT Email vs Proton Mail
Moving your email
Whichever you choose, the move follows the same steps. Pick your two providers for the steps.