Proton Mail Description
Secure your company’s communications with Proton Mail — the business email solution trusted by over 50,000 organizations. With end-to-end encryption built in, your internal and external communications stay confidential by default. Proton Mail helps your business meet GDPR, HIPAA, and other compliance standards, while giving you full control over your data under strong Swiss privacy laws. Empower your team with encrypted email and calendar, support for your custom email domains, professional branding, and simple migration from providers like Google Workspace or Microsoft 365 — no IT team required.
Pricing
Mail Essentials at $6.99/month/user billed annually.
Mail Professional at $9.99/month/user billed annually.
Integrations
Company Details
Product Details
Proton Mail Features and Options
Email Management Software
Encryption Software
Calendar Software
Proton Mail Lists
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    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
A complete, secure, and versatile solution Date: Sep 02 2025
Summary: Proton has been a game changer for our business: secure, fast, private, and extremely reliable. It gives us peace of mind and simplifies our workflow, while offering flexible plans that fit different needs. The UI and UX are smooth, intuitive, and clear — it’s genuinely a pleasure to switch between Windows 11 and iPhone and see everything flow seamlessly. Definitely a service I’d recommend to anyone.
Positive: All tools in one place — Mail, Drive, VPN, Calendar — make work simple and efficient. Seamless sync across devices keeps everything smooth and effortless, with flexible plans for any need.
Negative: So far, nothing to complain about. Everything works beyond our expectations. The Snowfall theme is a nice touch, though that’s of course just a personal preference
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    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
Secure, reliable, trustworthy Date: Sep 02 2025
Summary: Perfect service for our business in Europe. We are small company with not an own IT department. Its easy to use!
Positive: Trustworthy service from Switzerland. So its Europe.
proton meets all legal requirements, so it is perfect for business.
Availability is very good.Negative: The web app lags sometimes a little bit.
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Some features are missing ("recompose sent message") - 
    
    
    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
Fresh look for my email Date: Jul 09 2025
Summary: Overall the experience has been positive. I am currently using it as a secondary email but may start using it as a main email service with time.
Positive: I like the fact that it was constructed around account safety and it has a fresh interface. It has a lot of features and it is quite affordable for regular users.
Negative: The Proton ecosystem may take some getting used to. Like trying to figure out how to use alises.
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    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
Excellent privacy oriented emails Date: May 15 2023
Summary: ProtonMail is a great privacy orientated email provider, the pricing can leave a bit to be desired depending on your use-case but otherwise I would strongly recommend it.
Positive: - Easy to use,
- Open source,
- Possible to use with a custom domain (requires a premium subscription),
- Privacy orientated (something truly rare these days!)Negative: - Could allow for more domains in the premium non-business plans
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- The IOS app is somewhat bug-prone and could use more polish and if possible integrate more with the system.
- No MacOS app - 
    
    
    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
Got away from gmail! Date: Feb 28 2021
Summary: I really like using Proton mail. The best part is that I am no longer tied to Google mail in any way and have removed all four of the accounts that I had there. Proton mail has given me the security of knowing that I have a level of privacy.
Positive: Can encrypt if you want, or not. All settings are available and it is easy to set up everything. Have a free version that I am currently using and it is not restricted in any way. Allows for two-factor authorization.
Negative: Just couldn't find any cons as of yet. Have used the program for about 3 months.
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    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
Feel Safe Date: Oct 17 2020
Summary: Overall the free version is great unless you are going to be sending a ton of emails. It works for me and I feel safe using it.
Positive: I love that my emails are end to end encrypted. I found out that Gmail reads my emails and I quickly signed up for the free version.
Negative: People look at me weird when I give them my email address now.
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    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
Mailbox with focus on security and privacy Date: Aug 20 2020
Summary: ProtonMail is a mail service with focus on secure communications. It promises data protection and provides end to end encryption. It is open source and available to use for free but with limited storage.
Positive: Open source
Easy to use
Good security and privacy
Multi level security and encryption
Free tier
Mobile version alongside web versionNegative: Limited storage in free tier means you will need to free space for long term use.
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    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
The 1st provider you hear when you want a privacy-respecting e-mail Date: Mar 02 2022
Summary: Overall, ProtonMail is a solid choice for a privacy-respecting e-mail provider, there are some issues, like services not recognizing your ProtonMail address, but it's only minor.
Positive: The web client is great for all my needs, and ProtonMail is a privacy-respecting e-mail provider, based on Switzerland.
Negative: No IMAP support on the free plan, and you also need to use an app for that to happen.
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Low storage - only 500 mb.
My grandparents have used ProtonMail for their e-mails (I created so they can use some government services), and some of those services would not recognize. - 
    
    
    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
Great privacy-centric emails Date: Aug 15 2021
Summary: This is one of the best privacy centric email services around. If more of them nailed the user interface like this one does, Gmail should be scared.
Positive: The # draw is that this is a secure, privacy-focused email alternative. It also has a very sleek interface.
Negative: Understandably, it does not offer a large amount of storage, only 500MB, so no hoarding like you would with gmail.
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    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
More private mail Date: Nov 19 2020
Summary: I keep going back and forth between this and Tutanota. For the time being, I prefer Tutanota though I think ProtonMail is the more polished of the two. Both are good services for encrypted mail. I'd give them both and try and see which one you prefer.
Positive: ProtonMail offers encrypted emails, so it's a good option for those looking for a more private, secure email service compared to the bigger ones out there like Gmail and Outlook. It's got fairly priced options, and the free version isn't too bad either.
Negative: Much like Tutanota, however, you can't use this as your only email account because a lot of services won't recognize it as a "valid" email service even though it very obviously is.
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    Likelihood to Recommend to Others1 2 3 4 5 6 7 8 9 10
Secure Email Solution Date: Jun 03 2020
Summary: ProtonMail offers an easy to use encrypted mailing service, which is multi-platform, secure and affordable.
Positive: User-friendly platform.
256 bit end to end encryption.
Free version & Inexpensive upgrades.
Easy to use API.
2 Factor Authentication.Negative: Slow customer care service.
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Only 500 Mb storage for free tier. 
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