Postmark
Postmark provides transactional email delivery for web apps with minimal setup time and maintenance.
Market Share of Postmark
Current Customer(s)
139
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 20.70%, Mailchimp Transactional Email (formerly Mandrill) with 18.21%, Mailgun with 15.72% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| SendGrid | 191226 | 20.70% | Postmark vs SendGrid |
| Mailchimp Transactional Email (formerly Mandrill) | 168183 | 18.21% | Postmark vs Mailchimp Transactional Email (formerly Mandrill) |
| Mailgun | 145206 | 15.72% | Postmark vs Mailgun |
| Amazon SES | 122339 | 13.24% | Postmark vs Amazon SES |
| Mailjet | 88241 | 9.55% | Postmark vs Mailjet |
| SendinBlue | 85986 | 9.31% | Postmark vs SendinBlue |
| Constant Contact | 64527 | 6.99% | Postmark vs Constant Contact |
| Elastic Email | 43414 | 4.70% | Postmark vs Elastic Email |
| ClickDimensions | 7688 | 0.83% | Postmark vs ClickDimensions |
| Doppler Relay | 2112 | 0.23% | Postmark vs Doppler Relay |
| JangoSMTP | 1676 | 0.18% | Postmark vs JangoSMTP |
| Movable Ink | 732 | 0.08% | Postmark vs Movable Ink |
| Mandrill | 659 | 0.07% | Postmark vs Mandrill |
| Everlytic | 587 | 0.06% | Postmark vs Everlytic |
| Vero | 291 | 0.03% | Postmark vs Vero |
| Postage App | 164 | 0.02% | Postmark vs Postage App |
| Sendwithus | 84 | 0.01% | Postmark vs Sendwithus |
| MessageGears | 67 | 0.01% | Postmark vs MessageGears |
| Spently | 65 | 0.01% | Postmark vs Spently |
| Inxmail | 64 | 0.01% | Postmark vs Inxmail |
Popular Comparisons
Top Competitors and Alternatives of Postmark
The top three of Postmark’s competitors in the Transactional Email category are SendGrid with 20.70%, Mailchimp Transactional Email (formerly Mandrill) with 18.21%, Mailgun with 15.72% market share.
Postmark vs SendGrid
Postmark vs Mailchimp Transactional Email (formerly Mandrill)
Postmark vs Mailgun
Postmark vs Amazon SES
Postmark vs Mailjet
Postmark vs SendinBlue
Postmark vs Constant Contact
Postmark vs Elastic Email
Customers of Postmark
Around the world in 2024, over 139 companies have started using Postmark as Transactional Email tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Sage Group Plc | 10,000+ | Newcastle upon Tyne | England | United Kingdom |     |
| NetApp, Inc. | 10,000+ | Sunnyvale | California | United States | |
| Canada Post | 10,000+ | Ottawa | Ontario | Canada | |
| ATI Physical Therapy | 5,000 - 9,999 | Bolingbrook | Illinois | United States | |
| ActiveCampaign | 500 - 999 | Chicago | Illinois | United States | |
| Kilo Health | 500 - 999 | Vilnius | Vilnius | Lithuania | |
| Kreydle Sdn Bhd | 500 - 999 | Petaling Jaya | Selangor | Malaysia | |
| Hugo Tech | 500 - 999 | Chicago | Illinois | United States | |
| Venture Garden Group | 250 - 499 | Lagos | Lagos | Nigeria | |
| Wave | 250 - 499 | Toronto | Ontario | Canada | |
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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 Saas (7), Software (5), Analytics (4).
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 (26 companies), 20 - 49 employees (23 companies), 100 - 249 employees (21 companies).
Employee Size
Postmark Customers by Geography
The top three geographies of Postmark for transactional-email are the United States with 87(68.50%), United Kingdom with 16(12.60%), Canada with 6(4.72%) customers respectively.
Customers
Employees of Postmark
Also see other Products/Services by Postmark in:
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.
What is Postmark customer distribution based on company size?
What is Postmark market share in the transactional-email?
What are the top countries that use Postmark?
What are the top industries that use Postmark?
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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