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Hosted Email

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

Around the world in 2025, over 4,020,102 companies are currently using one or more Hosted Email software. Out of these, there are 3,453,049 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 40.46% of market share, Microsoft Exchange Online with 39.66% of market share, 1&1 Email with 3.95% 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 (36,991), Marketing (36,687), Consulting (26,792).

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

9557921

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 9557921 companies are using Hosted Email tools. Microsoft Outlook with 40.46% market share (3867606 customers), Microsoft Exchange Online with 39.66% market share (3790610 customers), 1&1 Email with 3.95% market share (377650 customers).

Technology

Market Share (Est.)

Customers

Microsoft Outlook

40.46%

3867606

Microsoft Exchange Online

39.66%

3790610

1&1 Email

3.95%

377650

SiteGround Email Hosting

2.95%

282218

Strato

2.94%

281235

Others

10.03%

958602

Hosted Email Customers by Employee Size

The majority of Hosted Email category falls in the company size of 0 - 9 employees (5300003 companies), 20 - 49 employees (2063516 companies), 100 - 249 employees (690455 companies).

Employee Size

Hosted Email Customers by Geography

Companies using Hosted Email technology software are majorly from the United States with 3453049 (46.86%), Germany with 981677 (13.32%), United Kingdom with 868069 (11.78%) customers respectively.

Customers

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Hosted Email Customers by Industry

Top industries that use Hosted Email for Project Management (36991), Marketing (36687), Consulting (26792).

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	3867606	40.46
2	Microsoft Exchange Online	3790610	39.66
3	1&1 Email	377650	3.95
4	SiteGround Email Hosting	282218	2.95
5	Strato	281235	2.94
6	Zoho Mail	213285	2.23
7	One.com Email Hosting	158238	1.66
8	Rackspace Email	113514	1.19
9	Namecheap Private Email	77160	0.81
10	Network Solutions Email	76611	0.80
11	GandiMail	49461	0.52
12	Infomaniak E-mail	45665	0.48
13	Yandex Mail	41483	0.43
14	ProtonMail	26390	0.28
15	United Domains Email	19237	0.20
16	FastMail	18471	0.19
17	Names Email Hosting	17756	0.19
18	123-reg Email Hosting	17511	0.18
19	Soverin	17377	0.18
20	Aliyun Mail	15939	0.17
21	LCN Email	8923	0.09
22	263 Mail	6545	0.07
23	Everyone.net	5886	0.06
24	rediffmail Pro	5522	0.06
25	Hushmail for Business	4448	0.05
26	BlueTie	4265	0.04
27	Tiger Technologies Webmail	2338	0.02
28	FuseMail	1717	0.02
29	Logix Cloud Email	1694	0.02
30	EasyMail	1595	0.02
31	Claranet Email and Collaboration	1211	0.01
32	Postfix	952	0.01
33	Verio Hosted Email	745	0.01
34	Email.biz	581	0.01
35	Exclusive Hosting	509	0.01
36	eApps Enterprise Email Hosting	508	0.01
37	Krystal Email Hosting	485	0.01
38	OVH Webmail	485	0.01
39	DNS Exit Email Services	332	0.00
40	zMailCloud	284	0.00
41	eNom Professional Email	273	0.00
42	Mithi SkyConnect	197	0.00
43	AOL Mail	185	0.00
44	BT Business Email	170	0.00
45	Apache James	133	0.00
46	IceWarp	121	0.00
47	Easily Email Hosting	89	0.00
48	NHSmail	57	0.00
49	Hosteam	48	0.00
50	IMail Server	38	0.00
51	MailSite	37	0.00
52	Mailinator	25	0.00
53	LFC Email Hosting	19	0.00
54	Tuffmail.com	15	0.00
55	Simply Mail Solutions	14	0.00
56	NetWin SurgeMail	13	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