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SendGrid vs Postmark vs Flowmailer vs SMTP - Which Tool Fits Your Business?

Overview

Key features

Pricing

Other Details

User reviews

Integratons

Media & Screenshots

Alternatives

	SendGrid (605) Get Quote Get Quote	Postmark (26) Get Quote Get Quote	Flowmailer Get Quote Get Quote

TL;DR - Quick Comparison Summary
Affiliate Disclosure

Description	SendGrid is a complete and modern cloud communication platform that enables marketers to communicate with their customers through transactional and engagement emails. SendGrid has been ... Read More	Postmark is the transactional email software service that fixes your deliverability, increases engagement, and manages spam complaints. It works with any email service provider or hosted ... Read More	Flowmailer is a software for sending and extracting data from transactional email. It is created to be used by websites that send transaction emails, such as e-commerce companies that need ... Read More
Free Trial Availability	Get Free Trial	Get Free Trial	Get Free Trial
Spotsaas Score	9.8/10	8.8/10	8.4/10
User Ratings	3.4 (1014)	4.4 (66)
	Get Quote	Get Quote	Get Quote

Software Demo

Demo		Postmark has not given any software demo yet If you're the owner of this profile, add your demo.Contact us

How do SendGrid, Postmark, Flowmailer and SMTP Compare on Features?

Total Features	35 Features	23 Features	12 Features
Unique Features
	Get Quote	Get Quote	Get Quote

What Do SendGrid, Postmark, Flowmailer and SMTP Cost?

Pricing Option
Pricing Plans	Not Available	Not Available	Not Available
Pricing Page
	View detailed pricing	View detailed pricing	View detailed pricing

Other Details

Organization Types supported	Large Enterprises Medium Business Small Business Individuals Freelancers	Large Enterprises Medium Business Small Business Individuals Freelancers	Large Enterprises Medium Business Small Business Individuals Freelancers
Platforms Supported	Browser Based (Cloud) Mobile - iOS Browser Based (Cloud)	Browser Based (Cloud) Mobile - iOS Browser Based (Cloud)	Browser Based (Cloud) Mobile - iOS Browser Based (Cloud)
Modes of support	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online
API Support	Available	Available	Available
	Get Quote	Get Quote	Get Quote

SendGrid vs Postmark vs Flowmailer User Reviews & Rating Comparison

User Ratings	3.4 (based on 1014 reviews)	4.4 (based on 66 reviews)	No reviews available for the product
Rating Distribution	Excellent 235 Very Good 101 Good 28 Poor 13 Terible 228	Excellent 18 Very Good 7 Good 1 Poor 0 Terible 0	No reviews available for the product
Expert's Review generated by AI	SendGrid has been a popular choice for email campaigns, but recent reviews indicate a decline in service quality. While some users have faced challenges with suspended accounts and unresponsive ...Read more	Postmarkapp stands out as a reliable choice for transactional email services, earning praise for its robust support that swiftly resolves issues. Users appreciate the easy-to-navigate UI and ...Read more	No Expert ai Review available for the product
Pros and Cons	Pros and Cons of SendGrid Reliable alternative - Some users recommend AWS SES over SendGrid due to reliability. API functionality - Users appreciate the quality of the API services for sending emails. Poor customer support - Multiple complaints about ineffective and unresponsive customer service. Account suspension without clear reasons - Users have experienced sudden account suspensions without proper notification or explanation.	Pros and Cons of Postmark Reliable delivery of emails with minimal hiccups compared to other providers. Excellent customer support that is quick, friendly, and helpful. Simplifies email management for transactional emails with high deliverability. Easy-to-use API and intuitive UI for seamless integration. Pricing may be slightly higher compared to competitors, affecting competitiveness for some users. Lack of comprehensive training opportunities, especially for users without technical knowledge.	Pros and Cons of Flowmailer
Positive Reviews	No reviews available for the product	No reviews available for the product	No reviews available for the product
Negative Reviews	No reviews available for the product	No reviews available for the product	No reviews available for the product
	Read reviews	Read reviews

List of Customers

Customers	No Customers information available.	No Customers information available.	dpd Tele2 Pathe

Media and Screenshots

Screenshots	6 Screenshots	8 Screenshots	No screenshots available.
Videos	4 Videos	No videos available.	1 Videos

Alternatives

Alternatives	SMTP 3.9 Campaigner 3 Moosend 4.3	SMTP 3.9 Campaigner 3 Moosend 4.3	SMTP 3.9 Campaigner 3 Moosend 4.3

Frequently Asked Questions (FAQs)

Stuck on something? We're here to help with all the questions and answers in one place.

Yes, both SendGrid and Postmark offer a Free Trial.

SendGrid is designed for Large Enterprises, Medium Business and Small Business.

Postmark is designed for Individuals, Freelancers, Medium Business and Small Business.

Pricing details for both SendGrid and Postmark are unavailable at this time. Contact the respective providers for more information.

Some top alternatives to SendGrid includes SMTP, Campaigner and Moosend.

Some top alternatives to Postmark includes SMTP, Campaigner and Moosend.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

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