Question 1

Who are the top GreatHorn competitors?

Accepted Answer

GreatHorn’s Top competitors in the email-security category are Proofpoint, SendinBlue, MailChannels. You can view a full list of GreatHorn competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of GreatHorn and 40,000 other technologies on the internet. You can also compare GreatHorn and its feature with top competitors here : GreatHorn vs Proofpoint GreatHorn vs SendinBlue GreatHorn vs MailChannels.

Question 2

What is GreatHorn customer distribution based on
            company size?

Accepted Answer

The majority of GreatHorn’s customers for the email-security category fall in the company size of 250 - 499 employees (1 companies). You can view a distribution chart of GreatHorn customers by company size here.

Question 3

What is GreatHorn market share in the
            email-security?

Accepted Answer

GreatHorn has market share of
            0.00%
            in email-security market.
            GreatHorn competes
            with 176 competitor tools in
            email-security category. The top alternatives for
            GreatHorn email-security tool are
            Proofpoint with
                42.66%, SendinBlue with
                12.86%, MailChannels with
                7.74% market share.

Question 4

What are the top countries that use GreatHorn?

Accepted Answer

Around the world in 2025, over
          2 companies
          have started using GreatHorn as
          email-security tool. Companies using
          GreatHorn for email-security are majorly
          from United States with
          2 customers.
          100.00% of GreatHorn
          customers are from the United States. Other top countries
          using GreatHorn are
           with  customers respectively.

Question 5

What are the top industries that use GreatHorn?

Accepted Answer

Top industries that use GreatHorn for
            email-security are Startup Accelerator (1), Mentorship (1), Asset Management (1).

Technology	Domains	Market Share (Est.)	Versus page
Proofpoint	317671	42.66%	GreatHorn vs Proofpoint
SendinBlue	95746	12.86%	GreatHorn vs SendinBlue
MailChannels	57625	7.74%	GreatHorn vs MailChannels
Appriver	40836	5.48%	GreatHorn vs Appriver
SpamExperts Email Archiving	34453	4.63%	GreatHorn vs SpamExperts Email Archiving
Hornetsecurity Spamfilter	28856	3.88%	GreatHorn vs Hornetsecurity Spamfilter
Campaign Monitor	23911	3.21%	GreatHorn vs Campaign Monitor
Mimecast	18601	2.50%	GreatHorn vs Mimecast
Mimecast Gateway	18396	2.47%	GreatHorn vs Mimecast Gateway
Trend Micro ScanMail	14610	1.96%	GreatHorn vs Trend Micro ScanMail
Symantec Email Security	9831	1.32%	GreatHorn vs Symantec Email Security
Vade Secure	8141	1.09%	GreatHorn vs Vade Secure
ArcTitan by TitanHQ	5113	0.69%	GreatHorn vs ArcTitan by TitanHQ
Securence	5073	0.68%	GreatHorn vs Securence
Forcepoint Triton APX	4846	0.65%	GreatHorn vs Forcepoint Triton APX
Zoho Campaigns	4681	0.63%	GreatHorn vs Zoho Campaigns
RMail	3747	0.50%	GreatHorn vs RMail
MX Guarddog	3535	0.47%	GreatHorn vs MX Guarddog
Sophos Email Gateway	2991	0.40%	GreatHorn vs Sophos Email Gateway
FireEye Email Security	2885	0.39%	GreatHorn vs FireEye Email Security

Customers	Employee Range	City	Region	Country	Social Links
Techstars	1,000 - 4,999	Boulder	Colorado	United States
Shorenstein	250 - 499	San Francisco	California	United States

GreatHorn

Market Share of GreatHorn

2

0.00%

#164

Top Competitors and Alternatives of GreatHorn

Top Competitors and Alternatives of GreatHorn

Customers of GreatHorn

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GreatHorn Customers by Products and Services

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GreatHorn Customers by Employee Size

GreatHorn Customers by Geography

Employees of GreatHorn

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