image

Retarus E-Mail Security

thumbs_up

thumbs_down

Retarus E-Mail Security is a cloud-based enterprise messaging platform delivers seamless and secure email, fax, SMS and EDI services for businesses.

Email Security
icon

Market Share of Retarus E-Mail Security

Current Customer(s)

652

Market Share (Est.)

0.09%

Ranking

#46

Top Competitors and Alternatives of Retarus E-Mail Security

The top three of Retarus E-Mail Security’s competitors in the Email Security category are Proofpoint with 43.27%, SendinBlue with 11.76%, MailChannels with 8.28% market share.

TechnologyDomainsMarket Share (Est.)Versus page
Proofpoint31889343.27%Retarus E-Mail Security vs Proofpoint
SendinBlue8666211.76%Retarus E-Mail Security vs SendinBlue
MailChannels609938.28%Retarus E-Mail Security vs MailChannels
Appriver369485.01%Retarus E-Mail Security vs Appriver
Hornetsecurity Spamfilter336494.57%Retarus E-Mail Security vs Hornetsecurity Spamfilter
SpamExperts Email Archiving313664.26%Retarus E-Mail Security vs SpamExperts Email Archiving
Campaign Monitor221403.00%Retarus E-Mail Security vs Campaign Monitor
Trend Micro ScanMail133141.81%Retarus E-Mail Security vs Trend Micro ScanMail
Mimecast121441.65%Retarus E-Mail Security vs Mimecast
Mimecast Gateway120271.63%Retarus E-Mail Security vs Mimecast Gateway
Symantec Email Security100801.37%Retarus E-Mail Security vs Symantec Email Security
Vade Secure72560.98%Retarus E-Mail Security vs Vade Secure
Sophos Email Gateway63210.86%Retarus E-Mail Security vs Sophos Email Gateway
Zoho Campaigns61910.84%Retarus E-Mail Security vs Zoho Campaigns
ArcTitan by TitanHQ60830.83%Retarus E-Mail Security vs ArcTitan by TitanHQ
Securence45100.61%Retarus E-Mail Security vs Securence
Barracuda Email Security Gateway41780.57%Retarus E-Mail Security vs Barracuda Email Security Gateway
Forcepoint Triton APX40070.54%Retarus E-Mail Security vs Forcepoint Triton APX
MX Guarddog33530.45%Retarus E-Mail Security vs MX Guarddog
Trend Micro Hosted Email Security32010.43%Retarus E-Mail Security vs Trend Micro Hosted Email Security
image

Popular Comparisons

Top Competitors and Alternatives of Retarus E-Mail Security

The top three of Retarus E-Mail Security’s competitors in the Email Security category are Proofpoint with 43.27%, SendinBlue with 11.76%, MailChannels with 8.28% market share.

Retarus E-Mail Security vs Proofpoint

arrow_icon

Retarus E-Mail Security vs SendinBlue

arrow_icon

Retarus E-Mail Security vs MailChannels

arrow_icon

Retarus E-Mail Security vs Appriver

arrow_icon

Retarus E-Mail Security vs Hornetsecurity Spamfilter

arrow_icon

Retarus E-Mail Security vs SpamExperts Email Archiving

arrow_icon

Retarus E-Mail Security vs Campaign Monitor

arrow_icon

Retarus E-Mail Security vs Trend Micro ScanMail

arrow_icon

Customers of Retarus E-Mail Security

Around the world in 2026, over 651 companies have started using Retarus E-Mail Security as Email Security tool.

CustomersEmployee RangeCityRegionCountrySocial Links
Rate Insurance10,000+SchaumburgIllinoisUnited States
social_iconsocial_iconsocial_iconsocial_icon
SRH10,000+HeidelbergBaden-WuerttembergGermany
social_iconsocial_iconsocial_iconsocial_icon
HORNBACH Bornheim10,000+BornheimRheinland-PfalzGermany
social_iconsocial_iconsocial_iconsocial_icon
Messer SE & Co. KGaA10,000+Bad Soden am TaunusHesseGermany
social_iconsocial_iconsocial_iconsocial_icon
Allianz10,000+MunichBavariaGermany
social_iconsocial_iconsocial_iconsocial_icon
RSG Group GmbH10,000+BerlinBerlinGermany
social_iconsocial_icon
ENTE PER IL DIRITTO ALLO STUDIO UNIVERSITARIO DELL'UNIVERSITA CATTOLICA10,000+MilanLombardyItaly
social_iconsocial_iconsocial_iconsocial_icon
Gerd Muller10,000+UlmBaden-WuerttembergGermany
social_iconsocial_iconsocial_iconsocial_icon
Rohde & Schwarz10,000+MunichBavariaGermany
social_iconsocial_iconsocial_iconsocial_icon
MAHLE10,000+StuttgartBaden-WuerttembergGermany
social_iconsocial_iconsocial_iconsocial_icon

Uncover hidden demand and identify accounts ready to buy with 6sense Intent Data.

Get a demoKnow More
Company Logo

Retarus E-Mail Security Customers by Products and Services

The top three products and services offering customers that use Retarus E-Mail Security for Email Security are Engineering Services (6), Consulting (4), Spare Parts (4).

Customers

Download the 6sense Chrome Extension to get verified contact data of Retarus E-Mail Security employees

Install Now
Company Logo

Retarus E-Mail Security Customers by Employee Size

The majority of Retarus E-Mail Security's customers for the email-security category fall in the company size of 0 - 9 employees (192 companies), 20 - 49 employees (117 companies), 100 - 249 employees (90 companies).

Employee Size

Retarus E-Mail Security Customers by Geography

The top three geographies of Retarus E-Mail Security for email-security are the Germany with 378(61.76%), France with 135(22.06%), Austria with 28(4.58%) customers respectively.

Customers

Employees of Retarus E-Mail Security

image

Also see other Products/Services by Retarus E-Mail Security in:

Email Security

FAQ

Find answers to the most often asked questions by users.

Who are the top Retarus E-Mail Security competitors?

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

faq icon

What is Retarus E-Mail Security customer distribution based on company size?

faq icon

What is Retarus E-Mail Security market share in the email-security?

faq icon

What are the top countries that use Retarus E-Mail Security?

faq icon

What are the top industries that use Retarus E-Mail Security?

faq icon

Get everything in one place

Close deals faster by understanding your clients well. Know their technology stack, contract renewal date, top decision-makers, hiring trends, and top company news in one place.

Get a demo

Get instant access to B2B contact data across the web

Sign Up Today
6sense Logo
social iconssocial iconssocial iconssocial icons
MarketingAccount IdentificationIntent DataData Enrichment & ManagementPredictive AnalyticsOrchestrations & WorkflowsAudience BuildingAdvertisingConversational EmailPipeline IntelligenceIntegrations
SolutionsBusiness ServicesFinancial ServicesTransportation & LogisticsManufacturingTechnologyCustomersMeet Our CustomersCustomer StoriesCustomer ReviewsRevCityKnowledge Base

Company

AboutLeadership TeamCareersNewsroomCommunity

Browse 6sense Data

TechnographicsComparing TechnologiesCompany SearchPeople Search
TermsPrivacy PolicyPrivacy CenterDo Not Sell or Share My Personal Information

© 2026 6sense