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Hosted Email

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

Around the world in 2025, over 4,117,089 companies are currently using one or more Hosted Email software. Out of these, there are 3,520,344 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 40.36% of market share, Microsoft Exchange Online with 39.58% of market share, 1&1 Email with 4.04% 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 (37,650), Marketing (37,506), Consulting (27,508).

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

9414574

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 9414574 companies are using Hosted Email tools. Microsoft Outlook with 40.36% market share (3800103 customers), Microsoft Exchange Online with 39.58% market share (3725996 customers), 1&1 Email with 4.04% market share (380488 customers).

Technology

Market Share (Est.)

Customers

Microsoft Outlook

40.36%

3800103

Microsoft Exchange Online

39.58%

3725996

1&1 Email

4.04%

380488

Strato

3.00%

282794

SiteGround Email Hosting

2.99%

281089

Others

10.03%

944104

Hosted Email Customers by Employee Size

The majority of Hosted Email category falls in the company size of 0 - 9 employees (4703707 companies), 20 - 49 employees (1971580 companies), 10 - 19 employees (1132162 companies).

Employee Size

Hosted Email Customers by Geography

Companies using Hosted Email technology software are majorly from the United States with 3520344 (47.19%), Germany with 987868 (13.24%), United Kingdom with 887600 (11.90%) customers respectively.

Customers

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Hosted Email Customers by Industry

Top industries that use Hosted Email for Project Management (37650), Marketing (37506), Consulting (27508).

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	3800103	40.36
2	Microsoft Exchange Online	3725996	39.58
3	1&1 Email	380488	4.04
4	Strato	282794	3.00
5	SiteGround Email Hosting	281089	2.99
6	Zoho Mail	206817	2.20
7	One.com Email Hosting	152185	1.62
8	Rackspace Email	116361	1.24
9	Network Solutions Email	78012	0.83
10	Namecheap Private Email	73853	0.78
11	GandiMail	51142	0.54
12	Infomaniak E-mail	44653	0.47
13	Yandex Mail	41663	0.44
14	ProtonMail	23727	0.25
15	United Domains Email	19338	0.21
16	123-reg Email Hosting	18267	0.19
17	Names Email Hosting	18145	0.19
18	FastMail	17903	0.19
19	Soverin	15991	0.17
20	Aliyun Mail	14678	0.16
21	LCN Email	9436	0.10
22	263 Mail	6442	0.07
23	Everyone.net	6216	0.07
24	rediffmail Pro	5496	0.06
25	Hushmail for Business	4430	0.05
26	BlueTie	4260	0.05
27	Tiger Technologies Webmail	2362	0.03
28	FuseMail	1795	0.02
29	Logix Cloud Email	1690	0.02
30	EasyMail	1590	0.02
31	Claranet Email and Collaboration	1246	0.01
32	Postfix	945	0.01
33	Verio Hosted Email	759	0.01
34	Email.biz	596	0.01
35	eApps Enterprise Email Hosting	524	0.01
36	OVH Webmail	518	0.01
37	Exclusive Hosting	510	0.01
38	Krystal Email Hosting	505	0.01
39	DNS Exit Email Services	333	0.00
40	zMailCloud	290	0.00
41	eNom Professional Email	288	0.00
42	AOL Mail	204	0.00
43	BT Business Email	170	0.00
44	Mithi SkyConnect	153	0.00
45	IceWarp	122	0.00
46	Easily Email Hosting	95	0.00
47	Apache James	85	0.00
48	NHSmail	55	0.00
49	Hosteam	44	0.00
50	IMail Server	39	0.00
51	MailSite	37	0.00
52	Mailinator	25	0.00
53	LFC Email Hosting	20	0.00
54	Tuffmail.com	15	0.00
55	Simply Mail Solutions	14	0.00
56	NetWin SurgeMail	12	0.00
57	Orange Geek	12	0.00
58	Frobbit	12	0.00
59	SherWeb Hosted Exchange	8	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