SimpleLogin vs Krystal
In short: SimpleLogin wins on privacy, SimpleLogin wins on price, and Krystal wins on features. The full comparison is below, last checked 25 October 2026.
SimpleLogin or Krystal: which should you choose?
- SimpleLogin is the better pick if you want to try it free first and apps whose code is public.
- Go for Krystal if you'd like to read your mail in any app, such as Apple Mail, Outlook or Thunderbird; your diary and address book in one place with your email; and a provider that's been going since 2002.
| Feature | SimpleLogin | Krystal |
|---|---|---|
| Overall | 3.5 | Not rated |
| Privacy | 3.0 | 2.5 |
| Price | 4.0 | Not rated |
| Features | Not rated | 4.5 |
| Cheapest plan | Premium $36 a year (with Proton Pass) | Email hosting Not confirmed |
| Free plan | Yes, 10 aliases | No |
| Storage | Forwards only | Not confirmed |
| Your own domain | ✓ Yes | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | Switzerland (Proton) | United Kingdom |
| Your data is kept in | EU | United Kingdom |
| Founded | 2019 | 2002 |
| Free trial | Free plan | 60-day money-back guarantee |
| Funded by advertising | No | No |
| Works in any mail app | No, its own apps only | ✓ IMAP and SMTP |
| Calendar and contacts | No | ✓ Yes |
| Aliases | Unlimited aliases | Yes |
| Open-source apps | ✓ Yes | No |
| Sign up without ID | No | No |
| White label | No | Unknown |
| Reader offer | None | None |
| Last checked | 25 October 2026 | 25 October 2026 |
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Where they differ
- On price: SimpleLogin Premium at $36 a year (with Proton Pass), against Krystal Email hosting at Not confirmed.
- SimpleLogin has a free plan (10 aliases); Krystal has no free plan.
- Space: SimpleLogin gives no storage, as it forwards mail on, Krystal storage not confirmed.
- SimpleLogin keeps your mail in the EU, while Krystal keeps it in the United Kingdom.
- The companies sit under different laws: SimpleLogin in Switzerland (Proton), Krystal in United Kingdom.
- Mail apps: SimpleLogin only works in its own apps; Krystal works in any mail app over IMAP.
- Aliases: SimpleLogin offers unlimited aliases, Krystal yes.
Common questions
Is SimpleLogin more private than Krystal?
SimpleLogin scores 3 out of 5 for privacy and Krystal 2.5. SimpleLogin gives you apps whose code is public.
Can I use my own domain with SimpleLogin or Krystal?
Yes, both do. SimpleLogin: Yes. Krystal: Yes.
Where is my email stored with SimpleLogin and Krystal?
SimpleLogin keeps it in the EU. Krystal keeps it in the United Kingdom.
Can I use SimpleLogin and Krystal in Apple Mail or Outlook?
SimpleLogin only works in its own apps. Krystal works in any mail app over IMAP.
Prices and the latest news
I haven't seen either change its price since I started checking on 25 October 2026.
The latest headlines: SimpleLogin news · Krystal news.
Not sold on either? Try these
SimpleLogin vs mailbox.org · Krystal vs mailbox.org · SimpleLogin vs Posteo · Krystal vs Posteo · SimpleLogin vs Proton Mail · Krystal vs Proton Mail
Switching between them
Moving between any two providers works the same way. Pick your two providers for the steps.