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SendGrid

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SendGrid is a cloud-based customer communication platform that drives engagement and growth.

Transactional Email
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Market Share of SendGrid

Current Customer(s)

35615

Market Share (Est.)

14.44%

Ranking

#2

Top Competitors and Alternatives of SendGrid

The top three of SendGrid’s competitors in the Transactional Email category are Constant Contact with 27.45%, Amazon SES with 13.64%, SendinBlue with 10.84% market share.

TechnologyDomainsMarket Share (Est.)Versus page
Constant Contact6769127.45%SendGrid vs Constant Contact
Amazon SES3362313.64%SendGrid vs Amazon SES
SendinBlue2674110.84%SendGrid vs SendinBlue
Mailgun2490610.10%SendGrid vs Mailgun
Mailchimp Transactional Email (formerly Mandrill)242509.83%SendGrid vs Mailchimp Transactional Email (formerly Mandrill)
Mailjet197428.01%SendGrid vs Mailjet
Elastic Email65092.64%SendGrid vs Elastic Email
ClickDimensions43751.77%SendGrid vs ClickDimensions
Mandrill7620.31%SendGrid vs Mandrill
Movable Ink6340.26%SendGrid vs Movable Ink
Vero3460.14%SendGrid vs Vero
JangoSMTP2830.11%SendGrid vs JangoSMTP
Inxmail1940.08%SendGrid vs Inxmail
Doppler Relay1720.07%SendGrid vs Doppler Relay
Postmark1380.06%SendGrid vs Postmark
Everlytic1240.05%SendGrid vs Everlytic
Sendwithus890.04%SendGrid vs Sendwithus
MessageGears640.03%SendGrid vs MessageGears
Sarv TES540.02%SendGrid vs Sarv TES
ClickSend450.02%SendGrid vs ClickSend
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Popular Comparisons

Top Competitors and Alternatives of SendGrid

The top three of SendGrid’s competitors in the Transactional Email category are Constant Contact with 27.45%, Amazon SES with 13.64%, SendinBlue with 10.84% market share.

SendGrid vs Constant Contact

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SendGrid vs Amazon SES

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SendGrid vs SendinBlue

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SendGrid vs Mailgun

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SendGrid vs Mailchimp Transactional Email (formerly Mandrill)

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SendGrid vs Mailjet

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SendGrid vs Elastic Email

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SendGrid vs ClickDimensions

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Customers of SendGrid

Around the world in 2026, over 35223 companies have started using SendGrid as Transactional Email tool.

CustomersEmployee RangeCityRegionCountrySocial Links
Universidad De Caldas10,000+ManizalesCaldasColombia
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DXC Technology10,000+AshburnVirginiaUnited States
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Transport For London10,000+LondonEnglandUnited Kingdom
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EY10,000+LondonEnglandUnited Kingdom
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Northeastern University10,000+BostonMassachusettsUnited States
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American Express10,000+New York CityNew YorkUnited States
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Comba Telecom10,000+Hong KongHong Kong SARPeople's Republic of China
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Capgemini10,000+ParisIle-de-FranceFrance
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Alibaba.com10,000+HangzhouZhejiangPeople's Republic of China
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Freelancer.com10,000+SydneyNew South WalesAustralia
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SendGrid Customers by Products and Services

The top three products and services offering customers that use SendGrid for Transactional Email are Marketing (752), Technology (604), Digital Marketing (547).

Customers

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SendGrid Customers by Employee Size

The majority of SendGrid's customers for the transactional-email category fall in the company size of 20 - 49 employees (11488 companies), 100 - 249 employees (9381 companies), 0 - 9 employees (5171 companies).

Employee Size

SendGrid Customers by Geography

The top three geographies of SendGrid for transactional-email are the United States with 19197(63.49%), United Kingdom with 2995(9.91%), Brazil with 1695(5.61%) customers respectively.

Customers

Employees of SendGrid

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Also see other Products/Services by SendGrid in:

Email Management
Transactional Email

FAQ

Find answers to the most often asked questions by users.

Who are the top SendGrid competitors?

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

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What is SendGrid customer distribution based on company size?

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What is SendGrid market share in the transactional-email?

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What are the top countries that use SendGrid?

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What are the top industries that use SendGrid?

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