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Hosted Email

Q: How many companies use Hosted Email software these days?

Around the world in 2025, over 4,033,027 companies are currently using one or more Hosted Email software. Out of these, there are 3,464,987 companies using Hosted Email tools that are originally from the United States.

Q: Which company has the most significant market share in the Hosted Email software space?

The top few companies that have the most significant market share in the Hosted Email space are Microsoft Outlook with 40.52% of market share, Microsoft Exchange Online with 39.72% of market share, 1&1 Email with 3.90% of market share. Check for other Hosted Email technologies market share here.

Q: What are the top industries that usually use Hosted Email softwares?

The top industries that use Hosted Email software are Project Management (37,098), Marketing (36,814), Consulting (26,874).

Gain market share and customer base information about the top Hosted Email software. Check out our list of Hosted Email Software, analyze them by marketshare, region, company size along with information about competitors, prospects, tech stacks, funding information, contract renewal dates and more.

Technologies Tracked

9369177

Companies Tracked

Categories related to Hosted Email

Data Management And Storage

Backup And Recovery

Enterprise Data Storage

Web And Application Servers

Server And Desktop OS

Top 5 Hosted Email technologies in 2025

Over 9369177 companies are using Hosted Email tools. Microsoft Outlook with 40.52% market share (3796654 customers), Microsoft Exchange Online with 39.72% market share (3721771 customers), 1&1 Email with 3.90% market share (365328 customers).

Technology

Market Share (Est.)

Customers

Microsoft Outlook

40.52%

3796654

Microsoft Exchange Online

39.72%

3721771

1&1 Email

3.90%

365328

SiteGround Email Hosting

2.96%

277497

Strato

2.92%

273738

Others

9.97%

934189

Hosted Email Customers by Employee Size

The majority of Hosted Email category falls in the company size of 0 - 9 employees (5319658 companies), 20 - 49 employees (2072422 companies), 100 - 249 employees (693677 companies).

Employee Size

Hosted Email Customers by Geography

Companies using Hosted Email technology software are majorly from the United States with 3464987 (46.85%), Germany with 985413 (13.32%), United Kingdom with 870898 (11.78%) customers respectively.

Customers

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Hosted Email Customers by Industry

Top industries that use Hosted Email for Project Management (37098), Marketing (36814), Consulting (26874).

Customers

Market Share for Top Hosted Email Technologies

Analyze the market share of popular Hosted Email technologies along with information about competitors, prospects, tech stacks, funding information, contract renewal dates and more

Ranking	Technology	Customers	Market share(Est.)(%)
1	Microsoft Outlook	3796654	40.52
2	Microsoft Exchange Online	3721771	39.72
3	1&1 Email	365328	3.90
4	SiteGround Email Hosting	277497	2.96
5	Strato	273738	2.92
6	Zoho Mail	208148	2.22
7	One.com Email Hosting	155283	1.66
8	Rackspace Email	111513	1.19
9	Network Solutions Email	74845	0.80
10	Namecheap Private Email	73041	0.78
11	GandiMail	48041	0.51
12	Infomaniak E-mail	44579	0.48
13	Yandex Mail	40310	0.43
14	ProtonMail	25403	0.27
15	United Domains Email	18628	0.20
16	FastMail	18022	0.19
17	Names Email Hosting	17241	0.18
18	Soverin	17070	0.18
19	123-reg Email Hosting	16906	0.18
20	Aliyun Mail	15654	0.17
21	LCN Email	8611	0.09
22	263 Mail	6428	0.07
23	Everyone.net	5780	0.06
24	rediffmail Pro	5443	0.06
25	Hushmail for Business	4401	0.05
26	BlueTie	4238	0.05
27	Tiger Technologies Webmail	2306	0.02
28	FuseMail	1686	0.02
29	Logix Cloud Email	1663	0.02
30	EasyMail	1567	0.02
31	Claranet Email and Collaboration	1182	0.01
32	Postfix	912	0.01
33	Verio Hosted Email	742	0.01
34	Email.biz	565	0.01
35	eApps Enterprise Email Hosting	505	0.01
36	Exclusive Hosting	491	0.01
37	OVH Webmail	484	0.01
38	Krystal Email Hosting	476	0.01
39	DNS Exit Email Services	323	0.00
40	zMailCloud	276	0.00
41	eNom Professional Email	254	0.00
42	Mithi SkyConnect	195	0.00
43	AOL Mail	179	0.00
44	BT Business Email	164	0.00
45	Apache James	130	0.00
46	IceWarp	119	0.00
47	Easily Email Hosting	86	0.00
48	NHSmail	55	0.00
49	Hosteam	47	0.00
50	MailSite	36	0.00
51	IMail Server	34	0.00
52	Mailinator	24	0.00
53	LFC Email Hosting	18	0.00
54	Simply Mail Solutions	14	0.00
55	Tuffmail.com	14	0.00
56	NetWin SurgeMail	12	0.00
57	Frobbit	12	0.00
58	Orange Geek	11	0.00
59	SherWeb Hosted Exchange	6	0.00
60	Courier Mail Server	5	0.00
61	Pop.co	3	0.00
62	Servage Hosting	3	0.00
63	Gordano Messaging Suite (GMS)	3	0.00
64	ArGoSoft Mail Server	2	0.00