Moved from Google about a month ago with no complaints; spam filtering as good as Gmail, only slightly slower.
79signal
295reviewsi
A score out of 100. Negative and mixed reviews take points off, and so does having only a few reviews, so a handful of glowing reviews can’t beat a product many people like.
54% Positive13%33% Negative
Most customers find it reliable for email with a custom domain, an easy switch from Gmail or Google Workspace, and good spam filtering.
What customers love, and what they don’tWhat customers noticed
Customer reviews (295)
Add your reviewShowing 32 reviews mentioning easy migration Show all
Pretty satisfied after a year on Proton with their own domain, which makes switching a five-minute DNS change.
Migrated from Google to Proton Duo for themselves and their partner; calendar, Pass and Authenticator work well.
Switched after 20+ years on Gmail and finds it awesome as a Mac user despite a brief outage.
Moved from Migadu to Proton easily because they own their domain.
Moved a custom domain off Google last week and found Proton auto import from Gmail worked perfectly and was easy.
Moved seven domains to Proton Business through the DNS wizard and received email within hours.
Moved from Gmail and Outlook to Proton in a month, nearly done changing emails across 430 accounts.
Switched from G Suite and finds Proton great as a non-power user, though searching is limited.
Migrated to Proton this year; it does its job and the UI is clean and easy to use.
Migrating from Gmail to Proton; their bank rejected Proton but Proton reached out and resolved it.
Moved from Gmail to paid ProtonMail with a unique alias per site and has had no spam yet; migration takes planning.
Three months on Proton Mail and loves it: easy to move from another service, multiple aliases and works everywhere.
Moved from Gmail to Proton; it has been great and super easy.
Had a great experience and an easy switch because they already used a custom domain on Gmail.
Likes Proton's bundle price, Gmail import, send-from-Gmail address, Bridge for Thunderbird and the mail UI.
Uses Proton Bridge for mail archiving and its custom-domain support keeps them from being locked in.
Switched fully to Proton, forwarded Gmail tagged for a couple of months to change accounts, then deleted Gmail.
Transitioned from Gmail to Proton with a custom domain last year and is happy, with no gripes on deliverability.
New Gmail connection lets them send from the Gmail address inside Proton while migrating to their own domain.
Moved a domain mailbox from Google Workspace to Proton seamlessly and has been happy since.
Few weeks in, Gmail forwarding into Proton with labels made the switch seamless.
Migrated 15 years of Gmail to Proton with labels preserved and forwarded new mail to spot senders needing updates.
Migrated a Google Workspace domain to Proton and mail worked seamlessly, though calendar invitations needed days to cut over.
Moved a legacy Google Workspace custom domain to Proton by changing DNS and using Proton to import old emails.
Called Proton Easy Switch the smoothest Workspace transfer experience they have had, quick with a report afterwards.
Former Google user who switched with zero issues and no regrets, only missing separate Contacts management.
No issues with Proton mail and the Gmail import worked great.
A former Workspace reseller migrated their own business to Proton and now offers Proton or M365 to clients.
Moved two domains from Google Workspace to Proton Mail with no regrets.
Common questions about Proton Mail
What do customers say about Proton Mail?
Most customers find it reliable for email with a custom domain, an easy switch from Gmail or Google Workspace, and good spam filtering. Complaints include weak body-text search, occasional outages, slow support and development, and constant prompts to upgrade. A few report mail from Proton addresses landing in spam.
Is Proton Mail worth it?
Of the 249 reviews with a clear verdict, 54% are positive, 12% mixed and 33% negative. The praise mentioned most is reliable. The most common complaint is poor support.
What do people like about Proton Mail?
The praise reviewers mention most: reliable (47 reviews), easy migration (36 reviews) and good deliverability (24 reviews). For example: Left Proton for Microsoft after two years and called it a mistake, returning in 2025 with their custom domain.
What are the most common complaints about Proton Mail?
The complaints reviewers mention most: poor support (20 reviews), outages (14 reviews) and upsells (8 reviews). For example: Account created via temp email was locked for suspicious activity on first use until another email was added.
What does the signal score of 79 mean?
It's how well reviewed Proton Mail is, out of 100. Negative and mixed reviews take points off, and so does having only a few reviews: a service needs plenty of them, compared with the most-reviewed services here, to reach the high 80s and 90s. It's worked out from reviews only, needs at least 5 of them, and updates as new ones come in.
What are the specs of Proton Mail?
Category: Email hosting. Free plan: Yes.
How does Proton Mail rank?
#2 in Best Email Hosting 2026, ranked by real customer reviews.
Where do these Proton Mail reviews come from?
295 are quotes from Reddit and YouTube, each linked to the original. Customer reviews are checked for spam before they appear. Every review, written here or quoted, is read as positive, mixed or negative.