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Hosted Email

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

Around the world in 2025, over 3,881,632 companies are currently using one or more Hosted Email software. Out of these, there are 3,578,869 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 39.88% of market share, Microsoft Exchange Online with 39.11% 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 (36,775), Marketing (36,542), Consulting (26,772).

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

9998104

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 9998104 companies are using Hosted Email tools. Microsoft Outlook with 39.88% market share (3986828 customers), Microsoft Exchange Online with 39.11% market share (3910192 customers), 1&1 Email with 4.30% market share (429987 customers).

Technology

Market Share (Est.)

Customers

Microsoft Outlook

39.88%

3986828

Microsoft Exchange Online

39.11%

3910192

1&1 Email

4.30%

429987

Strato

3.24%

323643

SiteGround Email Hosting

3.21%

321168

Others

10.26%

1026286

Hosted Email Customers by Employee Size

The majority of Hosted Email category falls in the company size of 0 - 9 employees (5880660 companies), 20 - 49 employees (2081221 companies), 100 - 249 employees (698104 companies).

Employee Size

Hosted Email Customers by Geography

Companies using Hosted Email technology software are majorly from the United States with 3578869 (45.50%), Germany with 1141673 (14.52%), United Kingdom with 926246 (11.78%) customers respectively.

Customers

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Hosted Email Customers by Industry

Top industries that use Hosted Email for Project Management (36775), Marketing (36542), Consulting (26772).

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	3986828	39.88
2	Microsoft Exchange Online	3910192	39.11
3	1&1 Email	429987	4.30
4	Strato	323643	3.24
5	SiteGround Email Hosting	321168	3.21
6	Zoho Mail	226990	2.27
7	One.com Email Hosting	187034	1.87
8	Rackspace Email	113030	1.13
9	Namecheap Private Email	81166	0.81
10	Network Solutions Email	66049	0.66
11	GandiMail	58214	0.58
12	Infomaniak E-mail	54374	0.54
13	Yandex Mail	42068	0.42
14	ProtonMail	28193	0.28
15	United Domains Email	20648	0.21
16	123-reg Email Hosting	20548	0.21
17	Names Email Hosting	19823	0.20
18	FastMail	19800	0.20
19	Soverin	17936	0.18
20	Aliyun Mail	17232	0.17
21	LCN Email	9776	0.10
22	263 Mail	6682	0.07
23	Everyone.net	5860	0.06
24	rediffmail Pro	5552	0.06
25	Hushmail for Business	4775	0.05
26	BlueTie	4146	0.04
27	Tiger Technologies Webmail	2515	0.03
28	Postfix	1714	0.02
29	EasyMail	1683	0.02
30	Logix Cloud Email	1649	0.02
31	FuseMail	1594	0.02
32	Claranet Email and Collaboration	1276	0.01
33	OVH Webmail	736	0.01
34	Verio Hosted Email	705	0.01
35	Krystal Email Hosting	516	0.01
36	Exclusive Hosting	516	0.01
37	eApps Enterprise Email Hosting	505	0.01
38	Email.biz	496	0.00
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	192	0.00
45	AOL Mail	189	0.00
46	Mithi SkyConnect	186	0.00
47	Easily Email Hosting	109	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	16	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