Solutions

6sense Revenue AI™ for Marketing

6sense Revenue AI™ for Sales

Copied

Fax Server

Q: How many companies use Fax Server software these days?

Around the world in 2025, over 14,804 companies are currently using one or more Fax Server software. Out of these, there are 9,221 companies using Fax Server tools that are originally from the United States.

Q: Which company has the most significant market share in the Fax Server software space?

The top few companies that have the most significant market share in the Fax Server space are 3CX with 24.22% of market share, Genesys PureCloud with 21.68% of market share, Five9 with 20.90% of market share. Check for other Fax Server technologies market share here.

Q: What are the top industries that usually use Fax Server softwares?

The top industries that use Fax Server software are Cloud Services (371), Managed Services (345), Voip (245).

Gain market share and customer base information about the top Fax Server software. Check out our list of Fax Server 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

17179

Companies Tracked

Categories related to Fax Server

Communication

Web And Video Conferencing

Email Management

VoIP And SIP

Cloud Business Telephony

Top 5 Fax Server technologies in 2025

Over 17179 companies are using Fax Server tools. 3CX with 24.22% market share (4160 customers), Genesys PureCloud with 21.68% market share (3725 customers), Five9 with 20.90% market share (3591 customers).

Technology

Market Share (Est.)

Customers

3CX

24.22%

4160

Genesys PureCloud

21.68%

3725

Five9

20.90%

3591

Talkdesk

11.89%

2042

Dialpad

6.89%

1183

Others

14.42%

2478

Fax Server Customers by Employee Size

The majority of Fax Server category falls in the company size of 100 - 249 employees (3216 companies), 20 - 49 employees (2958 companies), 0 - 9 employees (2851 companies).

Employee Size

Fax Server Customers by Geography

Companies using Fax Server technology software are majorly from the United States with 9221 (65.56%), Canada with 1067 (7.59%), United Kingdom with 1035 (7.36%) customers respectively.

Customers

Sign up for 6sense Revenue AI™ to get FREE verified B2B contact data.

Fax Server Customers by Industry

Top industries that use Fax Server for Cloud Services (371), Managed Services (345), Voip (245).

Customers

Market Share for Top Fax Server Technologies

Analyze the market share of popular Fax Server technologies along with information about competitors, prospects, tech stacks, funding information, contract renewal dates and more

Ranking	Technology	Customers	Market share(Est.)(%)
1	3CX	4160	24.22
2	Genesys PureCloud	3725	21.68
3	Five9	3591	20.90
4	Talkdesk	2042	11.89
5	Dialpad	1183	6.89
6	Jive Voice	733	4.27
7	Nextiva	578	3.36
8	Dixa	383	2.23
9	RingCentral Fax	261	1.52
10	OpenText RightFax	177	1.03
11	GFI FaxMaker	92	0.54
12	NFON	82	0.48
13	CallTools	35	0.20
14	Convoso	33	0.19
15	eFax Corporate	26	0.15
16	FluentStream	23	0.13
17	mFax	18	0.10
18	HelloFax	11	0.06
19	CrazyCall	7	0.04
20	XM Fax	7	0.04
21	Cadebill	6	0.03
22	sipgate team	6	0.03

FAQ

Find answers to the most often asked questions by users.

Who are the top Fax Server software market leaders?

Top leaders in the category for Fax Server software are 3CX, Genesys PureCloud, Five9. Here, you can view a full list of Fax Server tools in the market.