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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)

24034

Market Share (Est.)

0.26%

Ranking

#14

Top Competitors and Alternatives of ProtonMail

The top three of ProtonMail’s competitors in the Hosted Email category are Microsoft Outlook with 40.61%, Microsoft Exchange Online with 39.74%, 1&1 Email with 3.86% market share.

TechnologyDomainsMarket Share (Est.)Versus page
Microsoft Outlook368582840.61%ProtonMail vs Microsoft Outlook
Microsoft Exchange Online360696639.74%ProtonMail vs Microsoft Exchange Online
1&1 Email3503343.86%ProtonMail vs 1&1 Email
Strato2732123.01%ProtonMail vs Strato
SiteGround Email Hosting2694212.97%ProtonMail vs SiteGround Email Hosting
Zoho Mail2000862.20%ProtonMail vs Zoho Mail
One.com Email Hosting1495201.65%ProtonMail vs One.com Email Hosting
Rackspace Email1055051.16%ProtonMail vs Rackspace Email
Network Solutions Email714600.79%ProtonMail vs Network Solutions Email
Namecheap Private Email662750.73%ProtonMail vs Namecheap Private Email
GandiMail448600.49%ProtonMail vs GandiMail
Infomaniak E-mail431920.48%ProtonMail vs Infomaniak E-mail
Yandex Mail383440.42%ProtonMail vs Yandex Mail
United Domains Email176570.19%ProtonMail vs United Domains Email
FastMail173150.19%ProtonMail vs FastMail
Names Email Hosting164510.18%ProtonMail vs Names Email Hosting
Soverin159710.18%ProtonMail vs Soverin
123-reg Email Hosting158710.17%ProtonMail vs 123-reg Email Hosting
Aliyun Mail151810.17%ProtonMail vs Aliyun Mail
LCN Email81560.09%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 40.61%, Microsoft Exchange Online with 39.74%, 1&1 Email with 3.86% 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 Strato

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ProtonMail vs SiteGround Email Hosting

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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 24034 companies have started using ProtonMail as Hosted Email tool.

CustomersEmployee RangeCityRegionCountrySocial Links
HCA Healthcare10,000+NashvilleTennesseeUnited States
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Bugcrowd1,000 - 4,999San FranciscoCaliforniaUnited States
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Člověk V Tísni1,000 - 4,999PraguePrahaCzech Republic
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AnswerNet500 - 999Willow GrovePennsylvaniaUnited States
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Strategic America100 - 249West Des MoinesIowaUnited States
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TotalCall International50 - 99BucharestBucurestiRomania
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Pixelmatters20 - 49PortoPortoPortugal
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ReadyTechGo0 - 9HeidelbergVictoriaAustralia
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Kleer Marketing10,000+New York CityNew YorkUnited States
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Kingdom.one10,000+MunichBavariaGermany
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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 (126), Web Design (120), Marketing (80).

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 (16248 companies), 20 - 49 employees (2785 companies), 10 - 19 employees (2698 companies).

Employee Size

ProtonMail Customers by Geography

The top three geographies of ProtonMail for hosted-email are the United States with 12257(60.81%), United Kingdom with 1677(8.32%), Canada with 1170(5.80%) 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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