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Hosted Email

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

Around the world in 2025, over 3,882,554 companies are currently using one or more Hosted Email software. Out of these, there are 3,577,901 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 39.84% of market share, Microsoft Exchange Online with 39.13% of market share, 1&1 Email with 4.30% 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 (36,768), Marketing (36,516), Consulting (26,754).

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

9993714

Companies Tracked

Categories related to Hosted Email

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Artificial Intelligence

Data Visualization

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Analytics And BI Platform

Top 5 Hosted Email technologies in 2025

Over 9993714 companies are using Hosted Email tools. Microsoft Outlook with 39.84% market share (3981257 customers), Microsoft Exchange Online with 39.13% market share (3910266 customers), 1&1 Email with 4.30% market share (429978 customers).

Technology

Market Share (Est.)

Customers

Microsoft Outlook

39.84%

3981257

Microsoft Exchange Online

39.13%

3910266

1&1 Email

4.30%

429978

Strato

3.24%

323634

SiteGround Email Hosting

3.23%

323092

Others

10.26%

1025487

Hosted Email Customers by Employee Size

The majority of Hosted Email category falls in the company size of 0 - 9 employees (5878478 companies), 20 - 49 employees (2080045 companies), 100 - 249 employees (697560 companies).

Employee Size

Hosted Email Customers by Geography

Companies using Hosted Email technology software are majorly from the United States with 3577901 (45.51%), Germany with 1141451 (14.52%), United Kingdom with 925671 (11.77%) customers respectively.

Customers

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Hosted Email Customers by Industry

Top industries that use Hosted Email for Project Management (36768), Marketing (36516), Consulting (26754).

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	3981257	39.84
2	Microsoft Exchange Online	3910266	39.13
3	1&1 Email	429978	4.30
4	Strato	323634	3.24
5	SiteGround Email Hosting	323092	3.23
6	Zoho Mail	226160	2.26
7	One.com Email Hosting	187022	1.87
8	Rackspace Email	113022	1.13
9	Namecheap Private Email	81164	0.81
10	Network Solutions Email	66047	0.66
11	GandiMail	58215	0.58
12	Infomaniak E-mail	54372	0.54
13	Yandex Mail	42068	0.42
14	ProtonMail	28187	0.28
15	United Domains Email	20646	0.21
16	123-reg Email Hosting	20547	0.21
17	Names Email Hosting	19821	0.20
18	FastMail	19798	0.20
19	Soverin	17936	0.18
20	Aliyun Mail	17229	0.17
21	LCN Email	9776	0.10
22	263 Mail	6683	0.07
23	Everyone.net	5861	0.06
24	rediffmail Pro	5552	0.06
25	Hushmail for Business	4774	0.05
26	BlueTie	4145	0.04
27	Tiger Technologies Webmail	2515	0.03
28	Postfix	1726	0.02
29	EasyMail	1683	0.02
30	Logix Cloud Email	1649	0.02
31	FuseMail	1594	0.02
32	Claranet Email and Collaboration	1275	0.01
33	OVH Webmail	751	0.01
34	Verio Hosted Email	705	0.01
35	Email.biz	539	0.01
36	Krystal Email Hosting	517	0.01
37	Exclusive Hosting	516	0.01
38	eApps Enterprise Email Hosting	505	0.01
39	DNS Exit Email Services	311	0.00
40	BT Business Email	277	0.00
41	IceWarp	273	0.00
42	zMailCloud	268	0.00
43	eNom Professional Email	261	0.00
44	Apache James	193	0.00
45	AOL Mail	190	0.00
46	Mithi SkyConnect	186	0.00
47	Easily Email Hosting	108	0.00
48	NHSmail	99	0.00
49	IMail Server	62	0.00
50	Hosteam	61	0.00
51	MailSite	56	0.00
52	Mailinator	43	0.00
53	LFC Email Hosting	20	0.00
54	Simply Mail Solutions	17	0.00
55	Tuffmail.com	12	0.00
56	Frobbit	11	0.00
57	NetWin SurgeMail	10	0.00
58	Orange Geek	8	0.00
59	SherWeb Hosted Exchange	8	0.00
60	Courier Mail Server	5	0.00
61	Servage Hosting	3	0.00
62	Gordano Messaging Suite (GMS)	3	0.00
63	Pop.co	2	0.00