Mail-in-a-Box vs Maddy
They tie on privacy, they tie on price and they tie on features. Every fact below was checked on or before 25 October 2026.
Should you pick Mail-in-a-Box or Maddy?
- Go for Mail-in-a-Box if you'd like calendar and contacts in the same account.
| Feature | Mail-in-a-Box | Maddy |
|---|---|---|
| Overall | Not rated | Not rated |
| Privacy | Not rated | Not rated |
| Price | Not rated | Not rated |
| Features | Not rated | Not rated |
| Cheapest plan | Open source Free | Open source Free |
| Free plan | Yes, open source | Yes, open source |
| Storage | Not confirmed | Not confirmed |
| Your own domain | ✓ Yes | ✓ Yes |
| End-to-end encryption | No | No |
| Company based in | United States | Not confirmed |
| Your data is kept in | Your own server | Your own server |
| Founded | 2013 | Unknown |
| Free trial | Free to download | Free to download |
| Funded by advertising | No | No |
| Works in any mail app | ✓ IMAP and SMTP | ✓ IMAP and SMTP |
| Calendar and contacts | ✓ Yes | No |
| Aliases | Yes | Yes |
| Open-source apps | ✓ Yes | ✓ Yes |
| 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
- The companies sit under different laws: Mail-in-a-Box in United States, Maddy in Not confirmed.
Mail-in-a-Box and Maddy: your questions
Can I use my own domain with Mail-in-a-Box or Maddy?
Yes, both do. Mail-in-a-Box: Yes. Maddy: Yes.
Where is my email stored with Mail-in-a-Box and Maddy?
Both keep it in Your own server.
Prices and the latest news
I haven't seen either change its price since I started checking on 25 October 2026.
The latest headlines: Mail-in-a-Box news · Maddy news.
How to switch
Moving between any two providers works the same way. Pick your two providers for the steps.