Six years on Proton: a solid provider overall, but progress is slow and some parts are not competitive for productivity.
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)
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Six years on a Proton Visionary subscription, happy with performance, privacy and security; renewing.
Switched about four years ago and now uses the whole Proton suite with no regrets.
In six years of Proton use, the recent outage was the first one they noticed interfering with their day.
Six years with Proton as sole email provider, with one outage that cost only an hour or two.
Sole email on Proton for nine years; solid and reliable, with the recent outage the first they noticed.
Family account with three domains; email is rock-solid and support is excellent and responsive.
Three years on Proton with no issues apart from one recent outage.
About a year on Proton with no downtime and none of the problems the reviewer hit.
Left Proton for Microsoft after two years and called it a mistake, returning in 2025 with their custom domain.
Using ProtonMail with a custom domain for three years and recommends privacy-focused addresses.
Two months on Proton Mail, very happy with no bugs or random errors and nice filtering.
Three years on Proton Plus with a flawless experience, finding it cheapest and seamless.
With Proton for longer than they can remember, always top notch service and no recalled outages.
Tested four providers and chose Proton as more polished and reliable; now a Visionary subscriber.
A couple of years on Proton and it has been fine.
Switched years ago and finds it great; it is the one service they keep paying for without hesitation.
Over six months using Proton extensively and very happy with Mail, Pass and VPN.
Paid Proton user who is very happy; finds Drive faster and more reliable.
Four to five years on Proton and the first outage they were exposed to.
Paid Unlimited user since 2020 with a spam filter that works great and not a single issue in six years.
A regular user who values privacy and has found Proton Mail great for six years.
Using Proton Mail for around ten years with no complaints.
Stellar experience with no hiccups since moving over nearly three years ago.
On Mail Plus 3-4 years and it just works, though search is not great and other apps feel half-baked.
Has used Proton as the main email account for about 11 years and could not be more satisfied.
Many years on Proton mail; aliases let them track who sold their address and stop junk.
Has used Proton Mail with Thunderbird via Proton Bridge for years without trouble.
Switched about two years ago and uses most Proton products without looking back.
Over seven years on Proton with no rejected addresses.
A few years on Proton Mail, VPN and Drive with zero issues and no need for support.
Finds Proton Mail good to very good and drive ok to good, valuing a one-stop encrypted shop.
Went full Proton a few months ago and finds it great; Pass is an upgrade over Bitwarden but calendar integrates poorly.
Two years on Proton with no issues; still uses it despite backlash.
Uses Proton for bills and family photos and is very comfortable knowing the email is safe.
Has found Protonmail secure and reliable for almost eight years.
Paid user for many years with rarely any issue, reading mail around 20 times a day.
Using Proton Mail for several years and it has been good apart from recent server downtime.
Has used Proton for most of a decade and moved over fully years ago, recommending it to everyone.
Zero issues of note across many years of using Proton Mail.
A customer since September 2021 with no problems to date.
On Proton for years with the Duo plan and their own domain; it has been good.
Strictly zero issues with Proton Mail; main gripes are Calendar and Docs/Sheets.
Using Proton on desktop since 2018 without major issues.
Proton Mail works fine on iOS and macOS without Google services; also finds the VPN fine.
Proton with a custom domain, no issues.
Proton user since the beginning and it has never failed them or their domain.
Switched from Google Workspace about a year ago with no significant issues and one short downtime.
Switched from Workspace after Drive quota limits and price rises; loves Proton email with a custom domain.
On the Unlimited plan for five-plus years, with Proton and Tuta both working great; the VPN is the best part.
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.