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ProtonMail

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ProtonMail is a service that provides easy to use secure email.

Hosted Email
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Market Share of ProtonMail

Current Customer(s)

26390

Market Share (Est.)

0.28%

Ranking

#14

Top Competitors and Alternatives of ProtonMail

The top three of ProtonMail’s competitors in the Hosted Email category are Microsoft Outlook with 40.46%, Microsoft Exchange Online with 39.66%, 1&1 Email with 3.95% market share.

TechnologyDomainsMarket Share (Est.)Versus page
Microsoft Outlook386760640.46%ProtonMail vs Microsoft Outlook
Microsoft Exchange Online379061039.66%ProtonMail vs Microsoft Exchange Online
1&1 Email3776503.95%ProtonMail vs 1&1 Email
SiteGround Email Hosting2822182.95%ProtonMail vs SiteGround Email Hosting
Strato2812352.94%ProtonMail vs Strato
Zoho Mail2132852.23%ProtonMail vs Zoho Mail
One.com Email Hosting1582381.66%ProtonMail vs One.com Email Hosting
Rackspace Email1135141.19%ProtonMail vs Rackspace Email
Namecheap Private Email771600.81%ProtonMail vs Namecheap Private Email
Network Solutions Email766110.80%ProtonMail vs Network Solutions Email
GandiMail494610.52%ProtonMail vs GandiMail
Infomaniak E-mail456650.48%ProtonMail vs Infomaniak E-mail
Yandex Mail414830.43%ProtonMail vs Yandex Mail
United Domains Email192370.20%ProtonMail vs United Domains Email
FastMail184710.19%ProtonMail vs FastMail
Names Email Hosting177560.19%ProtonMail vs Names Email Hosting
123-reg Email Hosting175110.18%ProtonMail vs 123-reg Email Hosting
Soverin173770.18%ProtonMail vs Soverin
Aliyun Mail159390.17%ProtonMail vs Aliyun Mail
LCN Email89230.09%ProtonMail vs LCN Email
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Popular Comparisons

Top Competitors and Alternatives of ProtonMail

The top three of ProtonMail’s competitors in the Hosted Email category are Microsoft Outlook with 40.46%, Microsoft Exchange Online with 39.66%, 1&1 Email with 3.95% market share.

ProtonMail vs Microsoft Outlook

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ProtonMail vs Microsoft Exchange Online

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ProtonMail vs 1&1 Email

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ProtonMail vs SiteGround Email Hosting

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ProtonMail vs Strato

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ProtonMail vs Zoho Mail

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ProtonMail vs One.com Email Hosting

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ProtonMail vs Rackspace Email

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Customers of ProtonMail

Around the world in 2025, over 25057 companies have started using ProtonMail as Hosted Email tool.

CustomersEmployee RangeCityRegionCountrySocial Links
Kangaroo Capital10,000+MirabelQuebecCanada
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Rickroll10,000+Kansas CityMissouriUnited States
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Ron Paul Institute For Peace & Prosperity10,000+CluteTexasUnited States
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Kleer Marketing10,000+New York CityNew YorkUnited States
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Keypoint Credit Services LLC10,000+SacramentoCaliforniaUnited States
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THORChain10,000+ZugZugSwitzerland
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SOUND SPARK STUDIOS® SoundSpark® SPARK INC.10,000+BostonMassachusettsUnited States
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Central Retail Vietnam Careers10,000+Ho Chi Minh CityHo Chi Minh CityVietnam
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MEP CORP10,000+Isle of Man
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hg10,000+Kingston upon HullEnglandUnited Kingdom
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ProtonMail Customers by Products and Services

The top three products and services offering customers that use ProtonMail for Hosted Email are Web Development (130), Web Design (126), Marketing (82).

Customers

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ProtonMail Customers by Employee Size

The majority of ProtonMail's customers for the hosted-email category fall in the company size of 0 - 9 employees (16899 companies), 20 - 49 employees (2914 companies), 10 - 19 employees (2825 companies).

Employee Size

ProtonMail Customers by Geography

The top three geographies of ProtonMail for hosted-email are the United States with 12823(61.10%), United Kingdom with 1740(8.29%), Canada with 1226(5.84%) customers respectively.

Customers

Employees of ProtonMail

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Also see other Products/Services by ProtonMail in:

Hosted Email

FAQ

Find answers to the most often asked questions by users.

Who are the top ProtonMail competitors?

ProtonMail’s Top competitors in the hosted-email category are Microsoft Outlook, Microsoft Exchange Online, 1&1 Email. You can view a full list of ProtonMail competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of ProtonMail and 40,000 other technologies on the internet. You can also compare ProtonMail and its feature with top competitors here : ProtonMail vs Microsoft Outlook ProtonMail vs Microsoft Exchange Online ProtonMail vs 1&1 Email.

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What is ProtonMail customer distribution based on company size?

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What is ProtonMail market share in the hosted-email?

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What are the top countries that use ProtonMail?

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What are the top industries that use ProtonMail?

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