Their REST API feature is the most amazing and easy API I have used. It's very secure and probably the best API.
CEO / Volunteer at a tech services company with 51-200 employees
In my opinion their REST API is the top feature.
What is most valuable?
What needs improvement?
I liked almost everything about Sendgrid, but I would prefer an easy plugin for Linux mail installation.
They has a service to use Sendgrid as linux/unix default email.
https://sendgrid.com/docs/Integrate/Mail_Servers/sendmail.html
It would nice if they had an installer.
For how long have I used the solution?
2 years
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Dëvóps Engineer at a tech company with 51-200 employees
It provides us with visibility into our email performance, but they are backlogged on feature requests the fixes to which could make workflows smoother.
Valuable Features:
SendGrid provides the best analytics a competent postmaster needs. This is not an easy challenge, but if you are really serious about a well-executed mail plan, then SendGrid should be your prime choice.
Other than that, its pricing is fair and you get quality support with the high volume plans.
Improvements to My Organization:
Sendgrid has enabled us deeper visibility to our email performance that simply wasn't there with our previous ESP. with it, we could avoid making pitfalls and tune our practices, so deliverability, open and click rates rose significantly.
Room for Improvement:
They are backlogged on feature requests, which is a bit of a shame really. There are easy fixes here and there that can make workflows smoother.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Buyer's Guide
SendGrid
January 2026
Learn what your peers think about SendGrid. Get advice and tips from experienced pros sharing their opinions. Updated: January 2026.
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Senior Engineer- Technology Services with 1,001-5,000 employees
In the past we tried SMTP on AWS, which caused our mail to be blacklisted. SendGrid is simple and fits to our mass mailing needs.
What is most valuable?
White-listed mail which avoids spam on mail services like Gmail and Yahoo.
How has it helped my organization?
It gives detailed stats of each newsletter, which has helped to improve the mail content. Mass mailing is instantaneous, while keeps the from address white-listed on most public mail services.
For how long have I used the solution?
I've been using the SMTP API and Newsletter modules for one year and five months.
What was my experience with deployment of the solution?
No issues encountered.
What do I think about the stability of the solution?
No issues encountered.
What do I think about the scalability of the solution?
No issues encountered.
How are customer service and technical support?
Customer Service:
4/5.
Technical Support:3/5.
Which solution did I use previously and why did I switch?
We used the SMTP of AWS but our email address was blacklisted on mail services such as Gmail and Yahoo.
How was the initial setup?
It was easy for me as I'm a software developer and Unix system administrator.
What about the implementation team?
It was implemented in-house.
What's my experience with pricing, setup cost, and licensing?
We pay for their silver package. Day to day, our usage is on pre-defined templates, so there are no major costs in running with this product.
Which other solutions did I evaluate?
We tried own SMTP on AWS, which caused our mail to be blacklisted.
What other advice do I have?
This is simple and fits to our mass mailing needs. It's good for e-mail marketing.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
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Updated: January 2026
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