Outlook.com vs Krystal
In short: Krystal wins on privacy, Outlook.com wins on price, and Krystal wins on features. The full comparison is below, last checked 25 October 2026.
Outlook.com or Krystal: which should you choose?
- Outlook.com is the better pick if you want a free plan to start on and a provider that's been going since 1996.
- Go for Krystal if you'd like your email to stay in the United Kingdom; a company that isn't funded by advertising; and email at your own domain name.
| Feature | Outlook.com | Krystal |
|---|---|---|
| Overall | 2.5 | Not rated |
| Privacy | 0.0 | 2.5 |
| Price | 5.0 | Not rated |
| Features | 4.0 | 4.5 |
| Cheapest plan | Free (Microsoft 365 Basic for more space) Free | Email hosting Not confirmed |
| Free plan | Yes, 15 GB | No |
| Storage | 15 GB | Not confirmed |
| Your own domain | No | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | United States | United Kingdom |
| Your data is kept in | United States and worldwide | United Kingdom |
| Founded | 1996 | 2002 |
| Free trial | Free | 60-day money-back guarantee |
| 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 | ✓ Yes |
| 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 |
Want to add another? Open this in the compare tool.
Where they differ
- On price: Outlook.com Free (Microsoft 365 Basic for more space) at Free, against Krystal Email hosting at Not confirmed.
- Outlook.com has a free plan (15 GB); Krystal has no free plan.
- Space: Outlook.com gives 15 GB of storage, Krystal storage not confirmed.
- Outlook.com keeps your mail in the United States and worldwide, while Krystal keeps it in the United Kingdom.
- The companies sit under different laws: Outlook.com in United States, Krystal in United Kingdom.
- You can use your own domain with Krystal, but not with Outlook.com.
- Outlook.com (or its parent company) makes money from advertising; Krystal doesn't.
Questions people ask
Is Outlook.com more private than Krystal?
Krystal scores 2.5 out of 5 for privacy and Outlook.com 0. Krystal gives you your email to stay in the United Kingdom and a company that isn't funded by advertising.
Can I use my own domain with Outlook.com or Krystal?
Only Krystal does (Yes). With Outlook.com your address stays on its own domain.
Where is my email stored with Outlook.com and Krystal?
Outlook.com keeps it in the United States and worldwide. Krystal keeps it in the United Kingdom.
Prices and the latest news
No price changes for either since 22 October 2026. I check regularly and add any change here with its date.
The latest headlines: Outlook.com news · Krystal news.
Alternatives to Outlook.com and Krystal
Outlook.com vs mailbox.org · Krystal vs mailbox.org · Outlook.com vs Posteo · Krystal vs Posteo · Outlook.com vs Proton Mail · Krystal vs Proton Mail
Moving your email
Moving to Outlook.com · Moving from Outlook.com. Or see all my switching guides.