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Twilio SendGrid Email API Logo
Twilio SendGrid Email API
4.1
(348)
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Twilio SendGrid Email API Reviews & Product Details

Twilio SendGrid Email API Overview
What is Twilio SendGrid Email API?

Twilio SendGrid is a trusted email delivery platform that lets users create and send emails. The platform ensures emails are engaging and easy to create with tools like drag-and-drop builders. It also features a lot of automation tools and comprehensive analytics all to help improve open rates, engagement, and conversions.

Company Twilio Inc.
Year founded 2008
Company size 1001-5000 employees
Headquarters San Francisco, California, United States
Social Media
Managed by:
VR
Vimal Raj
Founder & CEO
Twilio SendGrid Email API Categories on Findstack
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Twilio SendGrid Email API Product Details
Capabilities
API
CLI
Segment
Small Business
Mid Market
Enterprise
Deployment Cloud / SaaS / Web-Based
Support Email/Help Desk
Training Documentation
Languages English
Twilio SendGrid Email API Features
A/B Testing
Automated Testing
Blacklist Monitoring
Bounce Management
Campaign Performance Analytics
Content Analysis
Customizable Reports
Dedicated IP Address
Deliverability Consulting
Deliverability Reporting
Domain Reputation Monitoring
Email Authentication (DKIM, SPF, DMARC)
Email Preview
Email Queue Management
Email Syntax Validation
Email Verification
Engagement Tracking
Feedback Loop Handling
Geolocation Tracking
IP Reputation Monitoring
Inbox Placement Testing
Integration with ESPs (Email Service Providers)
List Cleaning
Real-Time Analytics
SMTP Relay
Segmentation
Sender Score Analysis
Spam Testing
Transactional Email
Whitelist Management
Twilio SendGrid Email API Media
Twilio SendGrid Email API video thumbnail
Twilio SendGrid Email API - Twilio SendGrid Email API Homepage
Twilio SendGrid Email API Screenshots
Twilio SendGrid Email API Homepage
Twilio SendGrid Email API Homepage
Disclaimer
Our research is curated from diverse authoritative sources and meant to offer general advice. We don’t guarantee that our suggestions will work best for each use-case, so consider your unique needs when choosing products and services. Feel free to share your feedback.
Last updated: August 17, 2025
Twilio SendGrid Email API Logo
348 Twilio SendGrid Email API Reviews
4.1 out of 5
Small Business (50 or fewer emp.)
Jan 31, 2019
 Source
Overall Rating:
4.5
MC
Mitch C.
Ceo / Founder
Share
"Good docs. Always improving. "
What do you like best about Twilio SendGrid Email API?

Excellent documentation. Their feature set has expanded recently (dynamic templates available in the API), so I appreciate that the service keeps getting better.

What do you dislike about Twilio SendGrid Email API?

On my dream list, I wish email logs included a view / rendering of the email.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

All of our triggered emails for the Join It SaaS platform goes through SendGrid.

Small Business (50 or fewer emp.)
Jan 16, 2019
 Source
Overall Rating:
4.5
HF
Houtan F.
Chief Technology Officer
Share
"They have an amazing set of features you can use to grow your company"
What do you like best about Twilio SendGrid Email API?

Not provided

What do you dislike about Twilio SendGrid Email API?

Not provided

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Not provided

Small Business (50 or fewer emp.)
Dec 03, 2018
 Source
Overall Rating:
4.5
AJ
Ashley J.
Marketing Manager
Share
"Strong robust and highly flexible api"
What do you like best about Twilio SendGrid Email API?

Integrates easily with a variety of tools. I like the support prompt reply with detailed solution for the problem so far best support received. Its easy to use with great amount of flexibility

What do you dislike about Twilio SendGrid Email API?

similar pricing to MailChimp, reporting has been changed to 3days and unsubscribed is only given to preferred unsubscribed option, it was misprinted in the documented.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Used for our monthly and weekly newsletters and also for self promotion of the products with transnational mails are amazing

Mid Market (51-1000 emp.)
Nov 19, 2018
 Source
Overall Rating:
4.5
AD
Alexandre D.
Analyste Programmeur Principal
Share
"We send around 700k transactionnal emails per month using SendGrid"
What do you like best about Twilio SendGrid Email API?

We slowly scaled up a new service that required a LOT of transactionnal emails to be sent, over the past 5 years. From a few thousands on the first months, we're now at ~700k emails per month. SendGrid's SMTP service takes all of our transactionnal emails really fast, with no downtime, and manage to send them to the vast majority of our users, with a great API and webhooks to monitor and report back when mail bounces.

What do you dislike about Twilio SendGrid Email API?

I wish it would be easier to check the state of our IPs, especially see if it got on blacklists, but mostly see what SendGrid is doing when that happens, so we can know if they act to keep their IP off blacklists.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

We needed a safe, easy to scale up and low cost way to send a lot of transactionnal emails. With SendGrid our profit margin is higher that using our own equipments, and our maintenance is almost null.

Mid Market (51-1000 emp.)
Nov 19, 2018
 Source
Overall Rating:
4.5
BF
Brian F.
Assistant Dir Of It Services
Share
"Great solution for both transactional and marketing email"
What do you like best about Twilio SendGrid Email API?

Delivery has been extremely reliable and support has been excellent - both self-server (i.e. knowledge base) and help tickets.

What do you dislike about Twilio SendGrid Email API?

Only thing I miss from Mailchimp is the ability to direct web hooks to different servers based on a parameter - allowed me to track email activity on both our LIVE and DEMO sites.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

SendGrid provides the best solution we've found for our combination of transactional and marketing email. Since purchasing a dedicated IP, our delivery hasn't had any hiccups.

Mid Market (51-1000 emp.)
Nov 16, 2018
 Source
Overall Rating:
4.5
TT
Travis T.
Front End Developer / Data Integration (Etl)
Share
"Send Grid "
What do you like best about Twilio SendGrid Email API?

I like that i can use sendgrid from any wordpress instance i use and it works to send emails.

What do you dislike about Twilio SendGrid Email API?

I dont have too many dislikes from sendgrid, i also dont use all it has to offer. I guess I can always complain about price, It would be nice if it was free. But nothing in the world is free haha.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Some hosting accounts have issues with deliverability coming from Wordpress. SendGrid solves that as an SMTP.

Small Business (50 or fewer emp.)
Nov 16, 2018
 Source
Overall Rating:
4.5
BC
Brandon C.
Co Founder / Cto
Share
"Great API and User Experience"
What do you like best about Twilio SendGrid Email API?

.Net library integration is very simple and works very well.

What do you dislike about Twilio SendGrid Email API?

I can't think of anything I dislike other than the breaking API changes occasionally.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

We use it to send updates to users to get feedback or notify of changes. We also send emails from our application when certain actions are taken.

Small Business (50 or fewer emp.)
Nov 16, 2018
 Source
Overall Rating:
4.5
ED
Evan D.
Application Developer
Share
"Most user-friendly free email API"
What do you like best about Twilio SendGrid Email API?

It simplified testing email functionality for my apps in a way I had never seen before.

What do you dislike about Twilio SendGrid Email API?

Haven't really run into any roadblocks yet. I have not used the platform long enough, though.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Testing email functionality for an app that is not production ready.

Small Business (50 or fewer emp.)
Oct 25, 2018
 Source
Overall Rating:
4.5
EC
Eric C.
Owner
Share
"Reliability in email"
What do you like best about Twilio SendGrid Email API?

My website sends a fair bit of email to customers related to services that they are getting from me--confirmations, reminders, cancellations. It is essential that they receive these emails and I have found that my messages ALWAYS get through. I never hear from customers that my email goes to the spam folder. It is delivered and I value that highly. I also really value the open tracking and click tracking that Sendgrid provides as it better enables me to see that customers are actually getting and engaging with my messages. I found out about Sendgrid through my use of Microsoft Azure and while I don't use Azure anymore, I have stuck with Sendgrid.

What do you dislike about Twilio SendGrid Email API?

Sometimes I need to be able to track emails from a while back and I have not found a way to get access to a full history of sent emails and whether they have been opened.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

I do not use the Email API. My connnection to SendGrid is via SMTP.

Mid Market (51-1000 emp.)
Oct 23, 2018
 Source
Overall Rating:
4.5
AC
Andrew C.
Founder
Share
"Simple and powerful"
What do you like best about Twilio SendGrid Email API?

API functionality, ease of use, powerful insights into metrics.

What do you dislike about Twilio SendGrid Email API?

That we don't use all the features available like campaigns, etc. At some point in the future, we may expand and use some of the options available to jazz up purely marketing emails.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

A controlled source of sending rate sheets, etc as marketing emails.

Small Business (50 or fewer emp.)
Sep 25, 2018
 Source
Overall Rating:
4.5
KD
Kelly D.
Founder
Share
"Reliable and Scalable Marketing and Transactional email capabilities"
What do you like best about Twilio SendGrid Email API?

All-in one transactional and marketing email solution that appeals to both developers and marketers. Easy to integrate API triggers into external sites / apps and also easy to integrate with 3rd party marketing stack providers. Full suite of solutions from managing marketing lists to creating campaigns or transactional triggers. Category-based transactional reporting gives me lots of flexibility in how to roll up /aggregate reporting data. Robust activity exports out to other marketing stack tools for open / click / send based segments.

What do you dislike about Twilio SendGrid Email API?

I would like to see reporting developed out even further. e.g. more robust report data export options, more ways to slice and dice and analyze reporting data from the UI.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Integrating a multi-layer marketing stack that leverages disparate data sources and tools to create a unified and robust customer communications and marketing platform. Great value for cost.

Small Business (50 or fewer emp.)
Sep 17, 2018
 Source
Overall Rating:
4.5
LI
Lark I.
Web Designer, Managing Director
Share
"Great if you are worried about deliverability. "
What do you like best about Twilio SendGrid Email API?

I've used Sendgrid for both marketing and transaction emails. It's less user friendly than other options but it's reliable and I trust their consistency with delivery. If anyone is having issues email delivery I always recommend Sendgrid for an easy solution to remove their headache. It's api means makes integration easy. It's very reasonably priced and would be great for smaller businesses with low budgets if they have a team to get it set up.

What do you dislike about Twilio SendGrid Email API?

It's not as user friendly as newsletter programs so I usually only recommend it to larger business or techy teams. The other occasion where I recommend them is if someone has repeatedly had issues with delivery because I think this is where Sendgrid shines. There is a larger setup barrier but this is generally worth it because all this setup means better reliability for your messages and campaigns.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Email delivery problems! It also has great email marketing features that add confidence that your campaign will be delivered but it's not very user friendly as other newsletter programs.

Small Business (50 or fewer emp.)
Aug 17, 2018
 Source
Overall Rating:
4.5
Harsha M. avatar
Harsha M.
Co Founder & Cto
Share
"Best Marketing Tool we have used"
What do you like best about Twilio SendGrid Email API?

Love the easy integration via API and the reporting system. Love the support center which helps us solve any issues we face.

What do you dislike about Twilio SendGrid Email API?

Looking forward to more retention of emails sent on the basic plan.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Transactional Emails and Newsletters

Small Business (50 or fewer emp.)
May 04, 2018
 Source
Overall Rating:
4.5
NK
Nal K.
Chief Operating Officer
Share
"A one-stop shop."
What do you like best about Twilio SendGrid Email API?

I love the ease of configuration when integrating SendGrid with our in-house or 3rd party applications. In addition to that, SendGrid has proper Feedback loops set up, which allows us to scale our operations accordingly.

What do you dislike about Twilio SendGrid Email API?

It can be difficult to really get the answers you need when you need them with send grid because their UI has so much available to it.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

We use SendGrid to send emails from various 3rd party and in-house platforms that require an SMTP server in order to work. SendGrid has great Feedback loops set up and this allows us to scale our email campaigns accordingly.

Small Business (50 or fewer emp.)
Jan 10, 2018
 Source
Overall Rating:
4.5
Paritosh B. avatar
Paritosh B.
Product Development Engineer
Share
"Best Email Service "
What do you like best about Twilio SendGrid Email API?

Very reliable solution, awesome support. Our business centered around sending emails so reliable email delivery is very good. Unsubscribe group can be managed automatically. Templates can be modified at any time. SMTP intergration is really good for legacy application supprt.

What do you dislike about Twilio SendGrid Email API?

API calls are slow and you can specify only one end point for web hook for whole application.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

1) Appointment reminder 2) Digital reminder 3) Marketing emails A lot of other usage email

Small Business (50 or fewer emp.)
Dec 30, 2017
 Source
Overall Rating:
4.5
PE
Paco E.
Founder
Share
"Good for startups"
What do you like best about Twilio SendGrid Email API?

We are a startup that can't spend a lot of money, the free plan it's perfect for us also they haver very simple and powerful tools.

What do you dislike about Twilio SendGrid Email API?

You have to dig into documentation for some tasks when using the api

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

We are new, so our domain doesn't have reputation on internet, we can reach more people sending email with sendgrid

Small Business (50 or fewer emp.)
Oct 09, 2017
 Source
Overall Rating:
4.5
KJ P. avatar
Kj P.
Ceo
Share
"Fast, Effective, Reliable Email Delivery"
What do you like best about Twilio SendGrid Email API?

We use the API to create a separation of concerns between our various environments. SendGrid makes it fast and easy for us. No more email servers. No more headaches.

What do you dislike about Twilio SendGrid Email API?

Can be challenging to get up and running on a new system. Not unique to SendGrid. Most solutions require a little bit of onramp time.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Email delivery and the elimination of maintenance.

Small Business (50 or fewer emp.)
Jun 01, 2017
 Source
Overall Rating:
4.5
SB
Steve B.
Developer
Share
"Great API for sending transactional emails"
What do you like best about Twilio SendGrid Email API?

We currently use SendGrid for our transactional emails as well as our marketing emails (they recently added the marketing piece). It is flawless for transactional emails. I really like that I can have templates and edit them directly on the SendGrid site and then pass in whatever data I want via API when sending the emails.

What do you dislike about Twilio SendGrid Email API?

The marketing email tools are still being fleshed out. I'm not complaining about them, but the email editing tools aren't anywhere near as easy to use as Mailchimp's editor. I'm optimistic for it, though.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

We're able to jump in and send out emails to customers who are already customers, who opted in to marketing emails during a purchase. I'd have to plug that data in to a different service and have disparate data if I didn't use SendGrid for marketing as well, since we're already using them for transactional emails.

Small Business (50 or fewer emp.)
Mar 16, 2016
 Source
Overall Rating:
4.5
AN
Allen N.
.Net And Java Script Developer
Share
"I Liked the way it works"
What do you like best about Twilio SendGrid Email API?

The API is easy to use,and convenient when you wnat to integrate email management in your app

What do you dislike about Twilio SendGrid Email API?

I couldn't use their templating tool .Its not user friendly

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Just sending emails to customers who make bookings on our site

Small Business (50 or fewer emp.)
Dec 30, 2012
 Source
Overall Rating:
4.5
ER
Erich R.
Co Founder & Cso
Share
"Excellent SMTP Relay for User Interaction"
What do you like best about Twilio SendGrid Email API?

An amazingly easy to setup SMTP service to deliver notifications to a large number of users of your web application or service. The API is solid and well documented, in addition, it's a trusted SMTP, so chances of your emails getting bounced are less. It's incredibly easy to setup and use. Pricing is incredibly competitive and great for startups if you're using under 200 mails a day.

What do you dislike about Twilio SendGrid Email API?

There seriously isn't very much about this tool that I dislike, it does everything it says it's supposed to do.

What problems is Twilio SendGrid Email API solving and how is that benefiting you?

Not provided