Software Alternatives, Accelerators & Startups

MJML VS Postmark

Compare MJML VS Postmark and see what are their differences

MJML logo MJML

The open source framework for responsive emails

Postmark logo Postmark

Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.
  • MJML Landing page
    Landing page //
    2019-01-26
  • Postmark Landing page
    Landing page //
    2024-03-19

MJML features and specs

  • Responsive Design
    MJML is specifically designed to create responsive email templates that work well across various devices and email clients.
  • Ease of Use
    MJML uses a simplified markup language, making it easier for developers to create complex email designs without deep knowledge of HTML and CSS.
  • Community and Support
    MJML has a strong community and support system, including comprehensive documentation and numerous examples to help users get started.
  • Cross-Client Compatibility
    Emails created with MJML are tested for compatibility across a wide range of email clients, reducing the effort needed for testing and adjustments.
  • Customization and Flexibility
    MJML offers a variety of customizable components that allow developers to tailor emails to their specific needs.
  • Template Reusability
    MJML makes it easy to create reusable templates, which can save time and maintain consistency in email campaigns.
  • Integration
    MJML can be integrated with various development tools and workflows, which enhances productivity.

Possible disadvantages of MJML

  • Learning Curve
    Although easier than raw HTML/CSS for emails, MJML still requires learning a new syntax and understanding its components.
  • Limited Customization
    It may not offer as much flexibility as hand-coded HTML/CSS for emails, particularly for very unique or custom designs.
  • Dependency
    Using MJML adds another dependency to your project, which could complicate the build process and dependency management.
  • Performance
    Rendering complex MJML templates might be slower compared to hand-coded alternatives.
  • Error Handling
    MJMLโ€™s error messages can sometimes be vague, making it challenging to debug issues.
  • Size of Output
    The HTML output generated by MJML can be verbose, potentially leading to larger email sizes.
  • Browser and Client Specific Issues
    While MJML handles most cross-client compatibility, there can still be occasional issues that require manual adjustments.

Postmark features and specs

  • High Delivery Rates
    Postmark is known for its high email delivery rates, ensuring that transactional emails reach inboxes promptly.
  • Fast Sending Speed
    Emails through Postmark are processed and sent very quickly, which is crucial for transactional emails requiring immediate delivery.
  • User-Friendly Interface
    The platform has an intuitive and easy-to-navigate interface, making it accessible for users of varying technical skills.
  • Detailed Analytics
    Postmark provides comprehensive analytics, including open rates, click rates, and delivery logs, enabling detailed tracking of email performance.
  • Reliable API
    Postmark offers a highly reliable and well-documented API, facilitating seamless integration with various applications.
  • Top-Notch Customer Support
    The service is praised for its responsive and knowledgeable customer support team, available to assist with any issues.
  • Emphasis on Security
    Postmark prioritizes email security with features like two-factor authentication and SSL encryption.

Possible disadvantages of Postmark

  • Cost
    Postmark's pricing can be relatively high compared to some other email service providers, particularly for larger email volumes.
  • Lack of Marketing Email Features
    Postmark is primarily designed for transactional emails and lacks many advanced features needed for marketing emails, such as list segmentation and complex automation workflows.
  • Rate Limits
    Postmark imposes rate limits on sending emails, which might be a constraint for businesses with very high or bursty email volumes.
  • Limited Template Customization
    While Postmark allows for the use of email templates, the customization options are more limited compared to specialized email design tools.
  • Geographical Limits
    Postmark's server locations are primarily based in the U.S., which may affect email delivery speeds in other regions.
  • Lack of SMS Integration
    Postmark does not offer SMS sending capabilities, which may be a drawback for businesses looking to consolidate their communication channels.

Analysis of MJML

Overall verdict

  • Overall, MJML is a highly effective tool for creating responsive and accessible email templates. It can significantly streamline the email development process, reducing the complexity involved in achieving cross-client compatibility. Its ease of use, coupled with a strong community and regular updates, makes it a reliable choice for many projects.

Why this product is good

  • MJML (mjml.io) is a popular open-source email framework that simplifies the process of creating responsive email templates. It uses a markup language that is easy to understand and translates it into fully responsive HTML, saving designers and developers significant time. MJML is particularly beneficial for ensuring emails render correctly across different email clients and devices, which is a common challenge in email development.

Recommended for

  • Email marketers who need to produce consistent, responsive email campaigns quickly.
  • Designers who prefer focusing on design aspects rather than dealing with HTML/CSS intricacies.
  • Developers looking for a tool that simplifies the creation of cross-client compatible emails.
  • Teams or individuals who frequently work on email newsletters and promotional emails.

Analysis of Postmark

Overall verdict

  • Yes, Postmark is considered a good option for those needing a reliable and efficient transactional email service. It stands out due to its focus on speed, deliverability, and ease of use for both developers and businesses.

Why this product is good

  • Postmark is praised for its reliable email delivery service, which is specifically designed for transactional emails. It offers fast delivery times, extensive real-time tracking, and detailed analytics. Additionally, Postmark provides a user-friendly API and robust documentation, making it easy for developers to integrate and maintain. The service is known for its strong focus on sending emails quickly and efficiently, with a low probability of ending up in spam folders.

Recommended for

  • Businesses needing efficient and reliable transactional email delivery.
  • Developers looking for easy API integration and robust documentation.
  • Organizations requiring real-time email tracking and detailed analytics.
  • Companies prioritizing quick email deliverability and avoiding spam filters.

MJML videos

Build Responsive Emails With MJML

More videos:

  • Review - Start to build responsive emails with MJML

Postmark videos

Using Postmark to send email from Darkroom Booth

Category Popularity

0-100% (relative to MJML and Postmark)
Email Marketing
32 32%
68% 68
Email Newsletters
100 100%
0% 0
Email Delivery
0 0%
100% 100
Email
33 33%
67% 67

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare MJML and Postmark

MJML Reviews

11 Best Free HTML Email Template Builders & Editors (Reviewed & Compared)
MJML is a markup language. They have an open-source server that generates high-quality responsive HTML for emails.

Postmark Reviews

7 Best Transactional Email Services: Sendgrid vs. Mandrill & More
Postmark are the most expensive transactional email service (10x the cost of Amazon SES), so what do they do to justify the sky high pricing? Their focus seems to be on providing a high-end service using only the best hardware and software to keep your receive rates high, and your data secure. The impression I get with Postmark is that theyโ€™re one of the more transparent...

Social recommendations and mentions

Based on our record, MJML should be more popular than Postmark. It has been mentiond 94 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

MJML mentions (94)

  • Easier Responsive Emails for Umbraco Forms with MJML
    MJML (Mailjet Markup Language) is a powerful open-source framework designed to simplify the creation of responsive email templates. Instead of manually coding complex HTML tables and inline styles, MJML offers an intuitive, component-based syntax that automatically generates well-structured and mobile-friendly emails. - Source: dev.to / over 1 year ago
  • A guide to the best email editing tools
    MJML is a markup language that creates responsive email templates. It is intuitive in the sense that its markup is rendered into responsive HTML for any device and email client. - Source: dev.to / over 1 year ago
  • Show HN: Sendune โ€“ open-source HTML email designer
    } Can be easily stored in Postgres jsonb. Very easy to add Reacjs base widgets like mentioning, media, diagrams, etc The drawback is that you can't design the exactly the same pixel perfect template. The better abstraction is MJML - https://mjml.io/ With slatejs/platejs json format you can copy&paste your editings across various assets in CRM, knowledge base, etc Was thinking about using something similar to... - Source: Hacker News / about 2 years ago
  • Show HN: Sendune โ€“ open-source HTML email designer
    You can use MJML - https://mjml.io/ - which abstracts away a lot of the ugliness and Outlook hacks. - Source: Hacker News / about 2 years ago
  • Modernizing Emails: Innovations for Efficient Handling in Distributed Systems
    The email service is built with Symfony and its templating engine, Twig. Templates are written in MJML markup, an email framework that helps us address the first problem we mentioned. Twig allows us to pass the data to the MJML template without breaking the MJML structure. After the data is rendered, we send the result to a small MJML service that converts the MJML markup to HTML. Here is an example of a template:. - Source: dev.to / about 4 years ago
View more

Postmark mentions (56)

  • Congrats to the Winners of Postmark Challenge: Inbox Innovators!
    We want to shout out Postmark for sponsoring this challenge. Postmark's developer-focused API and reliable inbound email parsing made these innovative projects possible, allowing the community to focus on creativity rather than email handling complexity. - Source: dev.to / about 1 year ago
  • PurifyPDF โ€“ A Privacy-First PDF Sanitizer in Your Inbox
    PurifyPDF is a privacy-first PDF sanitization workflow built using n8n, Postmark, PDF.co, and Airtable. - Source: dev.to / about 1 year ago
  • Invisible Threads: Group email without the exposure
    Invisible Threads is built with Elixir, Phoenix, and most importantly, Postmark. Data lives on disk instead of a traditional database to keep the demo light. Authentication uses Postmark API tokens, mapping each application user directly to a Postmark server. The whole thing is deployed to Fly.io. A minimal setup let me focus on Postmark's offerings. - Source: dev.to / about 1 year ago
  • Save time with sumsummary.com!
    Of course, Postmark for email parsing and sending the briefings. - Source: dev.to / about 1 year ago
  • Join the Postmark Challenge: Inbox Innovators - $3,000 in Prizes!
    We are thrilled to partner with Postmark to bring the community a brand new DEV challenge. - Source: dev.to / about 1 year ago
View more

What are some alternatives?

When comparing MJML and Postmark, you can also consider the following products

Stripo - Stripo is an all-in-one email design platform. We enable our clients to build emails of any complexity, including interactive AMP emails, really fast and easy.

Mailgun - A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.

Foundation for Emails 2 - Create responsive HTML emails that work on any device

Twilio - Brings voice and messaging to your web and mobile applications.

HTMLEmail.io - Responsive HTML email templates for startups & developers

Resend - Email for developers