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Proton Mail is an encrypted email service run from Switzerland, built for people who want their messages kept private by default. It is not a web host, so you do not build a website here. What it does is handle the email side of your online presence, and it can attach to a custom domain you already own. This review walks through the encryption, the custom domain support, the pricing and who really benefits from it.
What makes Proton Mail different
The main draw is end to end encryption. Messages between Proton users are scrambled so that not even Proton can read them, and the company is based in Switzerland, which has strong privacy laws. For anyone worried about email being scanned for advertising or handed over casually, that matters. The service also offers zero access encryption on stored mail, meaning your inbox is encrypted at rest. It is a clear step up in privacy compared to a standard free inbox that reads your mail to target ads.
Custom domains and business use
Paid plans let you connect your own domain, so you can send from a name that matches your website. If you run a site hosted elsewhere and want professional, private email at that same domain, Proton Mail slots in neatly. You add a few DNS records at your host or registrar and route mail through Proton. This is where it pairs well with a normal web host. The host runs your site, Proton handles the mailboxes, and the two work side by side.
Pricing and the wider suite
There is a free tier with limited storage and one address, which is fine for personal use and testing. Paid plans add more storage, custom domains, extra addresses and access to the rest of the Proton family, including a calendar, a drive for file storage, a password manager and a VPN. If you value privacy across your whole toolkit, buying into the suite can be better value than paying for each piece separately. Pricing scales with storage and the number of users on business plans.
Who it fits
Proton Mail suits privacy conscious individuals, journalists, small businesses and anyone who wants email that is not mined for data. It is less ideal if you depend heavily on deep integrations with a specific office ecosystem, since some third party tools expect a mainstream provider. For most people who want private, reliable email tied to their own domain, it is a strong pick that complements whatever host runs the website itself.
For background on the technology, see Wikipedia, and compare more options in our hosting reviews.
Frequently Asked Questions
Is Proton Mail a web host?
No. Proton Mail is a secure email service, not a website host. You still need a host for your site. Proton can handle email at your custom domain while a separate host runs the website itself.
Is Proton Mail really private?
It uses end to end and zero access encryption, so your stored mail is encrypted and messages between Proton users cannot be read by Proton. It is based in Switzerland under strong privacy laws, which adds legal protection.
Can I use my own domain?
Yes, on paid plans. You add DNS records at your host or registrar and route mail through Proton, so you can send from an address that matches your website domain and looks professional to your contacts.
Is there a free version?
Yes. The free tier gives you one address and limited storage, which is enough for personal use or trying the service. Paid plans add custom domains, more storage and the rest of the Proton apps.