Mailgun
Mailgun offers APIs that allow users to send, receive and track emails.
Market Share of Mailgun
Current Customer(s)
189077
Market Share (Est.)
17.24%
Ranking
#2
Top Competitors and Alternatives of Mailgun
The top three of Mailgun’s competitors in the Transactional Email category are SendGrid with 21.09%, Mailchimp Transactional Email (formerly Mandrill) with 16.74%, Amazon SES with 13.12% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| SendGrid | 231353 | 21.09% | Mailgun vs SendGrid |
| Mailchimp Transactional Email (formerly Mandrill) | 183570 | 16.74% | Mailgun vs Mailchimp Transactional Email (formerly Mandrill) |
| Amazon SES | 143872 | 13.12% | Mailgun vs Amazon SES |
| Mailjet | 107910 | 9.84% | Mailgun vs Mailjet |
| SendinBlue | 95746 | 8.73% | Mailgun vs SendinBlue |
| Constant Contact | 75040 | 6.84% | Mailgun vs Constant Contact |
| Elastic Email | 56716 | 5.17% | Mailgun vs Elastic Email |
| ClickDimensions | 6330 | 0.58% | Mailgun vs ClickDimensions |
| Doppler Relay | 2788 | 0.25% | Mailgun vs Doppler Relay |
| JangoSMTP | 1559 | 0.14% | Mailgun vs JangoSMTP |
| Everlytic | 588 | 0.05% | Mailgun vs Everlytic |
| Mandrill | 548 | 0.05% | Mailgun vs Mandrill |
| Movable Ink | 530 | 0.05% | Mailgun vs Movable Ink |
| Vero | 180 | 0.02% | Mailgun vs Vero |
| Postage App | 169 | 0.02% | Mailgun vs Postage App |
| Postmark | 99 | 0.01% | Mailgun vs Postmark |
| Sendwithus | 76 | 0.01% | Mailgun vs Sendwithus |
| MessageGears | 64 | 0.01% | Mailgun vs MessageGears |
| Inxmail | 61 | 0.01% | Mailgun vs Inxmail |
| Leadersend | 57 | 0.01% | Mailgun vs Leadersend |
Popular Comparisons
Top Competitors and Alternatives of Mailgun
The top three of Mailgun’s competitors in the Transactional Email category are SendGrid with 21.09%, Mailchimp Transactional Email (formerly Mandrill) with 16.74%, Amazon SES with 13.12% market share.
Mailgun vs SendGrid
Mailgun vs Mailchimp Transactional Email (formerly Mandrill)
Mailgun vs Amazon SES
Mailgun vs Mailjet
Mailgun vs SendinBlue
Mailgun vs Constant Contact
Mailgun vs Elastic Email
Mailgun vs ClickDimensions
Customers of Mailgun
Around the world in 2025, over 189077 companies have started using Mailgun as Transactional Email tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Datadog | 5,000 - 9,999 | New York City | New York | United States |     |
| Arora Group | 5,000 - 9,999 | London | England | United Kingdom | |
| Waterloo Region District School Board | 5,000 - 9,999 | Kitchener | Ontario | Canada | |
| Icddr | 1,000 - 4,999 | Dhaka | Dhaka | Bangladesh | |
| Karaganda Buketov University | 1,000 - 4,999 | Karagandy | Karaganda | Kazakhstan | |
| NHS Surrey and Borders Partnership | 1,000 - 4,999 | Leatherhead | England | United Kingdom | |
| Rohit Gupta - Simplicity | 500 - 999 | India | | ||
| Shenzhen MANYOUTONG Industry Co., Ltd. | 500 - 999 | Shenzhen | Guangdong | People's Republic of China | |
| The Trustee For School Bands Australia Trust | 500 - 999 | Parramatta | New South Wales | Australia | |
| Zapier | 500 - 999 | San Francisco | California | United States | |
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Mailgun Customers by Products and Services
The top three products and services offering customers that use Mailgun for Transactional Email are Marketing (1397), Digital Marketing (884), Education (866).
Customers
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Mailgun Customers by Employee Size
The majority of Mailgun's customers for the transactional-email category fall in the company size of 0 - 9 employees (80225 companies), 20 - 49 employees (46229 companies), 10 - 19 employees (22680 companies).
Employee Size
Mailgun Customers by Geography
The top three geographies of Mailgun for transactional-email are the United States with 92265(59.81%), United Kingdom with 18332(11.88%), Australia with 10912(7.07%) customers respectively.
Customers
Employees of Mailgun
Also see other Products/Services by Mailgun in:
FAQ
Find answers to the most often asked questions by users.
Who are the top Mailgun competitors?
Mailgun’s Top competitors in the transactional-email category are SendGrid, Mailchimp Transactional Email (formerly Mandrill), Amazon SES. You can view a full list of Mailgun competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Mailgun and 40,000 other technologies on the internet. You can also compare Mailgun and its feature with top competitors here : Mailgun vs SendGrid Mailgun vs Mailchimp Transactional Email (formerly Mandrill) Mailgun vs Amazon SES.
What is Mailgun customer distribution based on company size?
What is Mailgun market share in the transactional-email?
What are the top countries that use Mailgun?
What are the top industries that use Mailgun?
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