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Postmark

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Postmark provides transactional email delivery for web apps with minimal setup time and maintenance.

Transactional Email
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Market Share of Postmark

Current Customer(s)

147

Market Share (Est.)

0.02%

Ranking

#17

Top Competitors and Alternatives of Postmark

The top three of Postmark’s competitors in the Transactional Email category are SendGrid with 20.48%, Mailchimp Transactional Email (formerly Mandrill) with 18.47%, Mailgun with 15.12% market share.

TechnologyDomainsMarket Share (Est.)Versus page
SendGrid18872020.48%Postmark vs SendGrid
Mailchimp Transactional Email (formerly Mandrill)17017618.47%Postmark vs Mailchimp Transactional Email (formerly Mandrill)
Mailgun13931915.12%Postmark vs Mailgun
Amazon SES12224213.27%Postmark vs Amazon SES
SendinBlue880789.56%Postmark vs SendinBlue
Mailjet878509.53%Postmark vs Mailjet
Constant Contact672007.29%Postmark vs Constant Contact
Elastic Email428754.65%Postmark vs Elastic Email
ClickDimensions76750.83%Postmark vs ClickDimensions
Doppler Relay20890.23%Postmark vs Doppler Relay
JangoSMTP16770.18%Postmark vs JangoSMTP
Mandrill9430.10%Postmark vs Mandrill
Movable Ink6890.07%Postmark vs Movable Ink
Everlytic6020.07%Postmark vs Everlytic
Vero3300.04%Postmark vs Vero
Postage App1640.02%Postmark vs Postage App
Sendwithus930.01%Postmark vs Sendwithus
Inxmail880.01%Postmark vs Inxmail
Spently710.01%Postmark vs Spently
Leadersend660.01%Postmark vs Leadersend
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Popular Comparisons

Top Competitors and Alternatives of Postmark

The top three of Postmark’s competitors in the Transactional Email category are SendGrid with 20.48%, Mailchimp Transactional Email (formerly Mandrill) with 18.47%, Mailgun with 15.12% market share.

Postmark vs SendGrid

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Postmark vs Mailchimp Transactional Email (formerly Mandrill)

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Postmark vs Mailgun

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Postmark vs Amazon SES

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Postmark vs SendinBlue

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Postmark vs Mailjet

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Postmark vs Constant Contact

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Postmark vs Elastic Email

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Customers of Postmark

Around the world in 2024, over 147 companies have started using Postmark as Transactional Email tool.

CustomersEmployee RangeCityRegionCountrySocial Links
NetApp, Inc.10,000+SunnyvaleCaliforniaUnited States
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Canada Post10,000+OttawaOntarioCanada
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Sage Group Plc10,000+Newcastle upon TyneEnglandUnited Kingdom
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ATI Physical Therapy5,000 - 9,999BolingbrookIllinoisUnited States
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Hugo Tech500 - 999ChicagoIllinoisUnited States
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Kreydle Sdn Bhd500 - 999Petaling JayaSelangorMalaysia
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Kilo Health500 - 999VilniusVilniusLithuania
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ActiveCampaign500 - 999ChicagoIllinoisUnited States
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Venture Garden Group250 - 499LagosLagosNigeria
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Wave250 - 499TorontoOntarioCanada
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Postmark Customers by Products and Services

The top three products and services offering customers that use Postmark for Transactional Email are Software Development (5), Education (5), Saas (5).

Customers

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Postmark Customers by Employee Size

The majority of Postmark's customers for the transactional-email category fall in the company size of 0 - 9 employees (29 companies), 20 - 49 employees (26 companies), 10 - 19 employees (20 companies).

Employee Size

Postmark Customers by Geography

The top three geographies of Postmark for transactional-email are the United States with 92(67.15%), United Kingdom with 15(10.95%), Canada with 10(7.30%) customers respectively.

Customers

Employees of Postmark

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Also see other Products/Services by Postmark in:

Email Deliverability
Transactional Email

FAQ

Find answers to the most often asked questions by users.

Who are the top Postmark competitors?

Postmark’s Top competitors in the transactional-email category are SendGrid, Mailchimp Transactional Email (formerly Mandrill), Mailgun. You can view a full list of Postmark competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Postmark and 40,000 other technologies on the internet. You can also compare Postmark and its feature with top competitors here : Postmark vs SendGrid Postmark vs Mailchimp Transactional Email (formerly Mandrill) Postmark vs Mailgun.

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What is Postmark customer distribution based on company size?

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What is Postmark market share in the transactional-email?

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What are the top countries that use Postmark?

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What are the top industries that use Postmark?

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Justine Lyon

Justine Lyon

Senior VP of Sales, Ally

At my previous organization we used Zoominfo and LInkedIn Navigator for contact, Bombora for intent and DiscoverOrg for account info. When I joined Ally where we use 6sense, I found it to be as valuable as all the other tools combined!

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