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Hosted Email

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

Around the world in 2025, over 3,886,749 companies are currently using one or more Hosted Email software. Out of these, there are 3,585,027 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 39.06% 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 (36,040), Marketing (35,706), Consulting (26,198).

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

10175914

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 10175914 companies are using Hosted Email tools. Microsoft Outlook with 39.84% market share (4054062 customers), Microsoft Exchange Online with 39.06% market share (3975122 customers), 1&1 Email with 4.30% market share (437390 customers).

Technology

Market Share (Est.)

Customers

Microsoft Outlook

39.84%

4054062

Microsoft Exchange Online

39.06%

3975122

1&1 Email

4.30%

437390

Strato

3.23%

328558

SiteGround Email Hosting

3.22%

327907

Others

10.35%

1052875

Hosted Email Customers by Employee Size

The majority of Hosted Email category falls in the company size of 0 - 9 employees (5910351 companies), 20 - 49 employees (2080273 companies), 100 - 249 employees (698082 companies).

Employee Size

Hosted Email Customers by Geography

Companies using Hosted Email technology software are majorly from the United States with 3585027 (45.47%), Germany with 1144539 (14.52%), United Kingdom with 928521 (11.78%) customers respectively.

Customers

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Hosted Email Customers by Industry

Top industries that use Hosted Email for Project Management (36040), Marketing (35706), Consulting (26198).

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	4054062	39.84
2	Microsoft Exchange Online	3975122	39.06
3	1&1 Email	437390	4.30
4	Strato	328558	3.23
5	SiteGround Email Hosting	327907	3.22
6	Zoho Mail	232808	2.29
7	One.com Email Hosting	190020	1.87
8	Rackspace Email	115118	1.13
9	Namecheap Private Email	84288	0.83
10	Network Solutions Email	68247	0.67
11	GandiMail	59808	0.59
12	Infomaniak E-mail	55165	0.54
13	Yandex Mail	43049	0.42
14	ProtonMail	28948	0.28
15	United Domains Email	23777	0.23
16	123-reg Email Hosting	21031	0.21
17	Names Email Hosting	20323	0.20
18	FastMail	20156	0.20
19	Soverin	18197	0.18
20	Aliyun Mail	17570	0.17
21	LCN Email	10012	0.10
22	263 Mail	6872	0.07
23	Everyone.net	5985	0.06
24	rediffmail Pro	5741	0.06
25	Hushmail for Business	4824	0.05
26	BlueTie	4240	0.04
27	Tiger Technologies Webmail	2559	0.03
28	Postfix	1725	0.02
29	EasyMail	1709	0.02
30	Logix Cloud Email	1685	0.02
31	FuseMail	1625	0.02
32	Claranet Email and Collaboration	1293	0.01
33	OVH Webmail	741	0.01
34	Verio Hosted Email	715	0.01
35	Email.biz	545	0.01
36	Exclusive Hosting	530	0.01
37	Krystal Email Hosting	527	0.01
38	eApps Enterprise Email Hosting	517	0.01
39	DNS Exit Email Services	320	0.00
40	BT Business Email	280	0.00
41	IceWarp	277	0.00
42	zMailCloud	273	0.00
43	eNom Professional Email	268	0.00
44	AOL Mail	193	0.00
45	Apache James	191	0.00
46	Mithi SkyConnect	191	0.00
47	Easily Email Hosting	111	0.00
48	NHSmail	98	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	16	0.00
55	Tuffmail.com	12	0.00
56	NetWin SurgeMail	11	0.00
57	Frobbit	11	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	4	0.00
62	Pop.co	3	0.00
63	Gordano Messaging Suite (GMS)	3	0.00