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LetsDMARC vs Postmastery

Choose LetsDMARC for comprehensive email security, or Postmastery for focused deliverability expertise.
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Compare product functionality

Feature set

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LetsDMARC integrates DMARC reporting into a broader email security platform, offering features like anti-phishing, SPF, and DKIM management. It provides a robust set of tools for monitoring email authentication and preventing domain spoofing.
We found its reporting dashboard to be intuitive, presenting aggregated DMARC data in an easily digestible format. The focus is clearly on securing the email channel as part of a larger security posture, rather than purely on deliverability analytics.
Postmastery, on the other hand, comes from a strong email deliverability background, and its DMARC reporting module, the Postmastery Console, reflects this. It emphasizes deep insights into sending performance and compliance.
The platform includes features essential for optimizing deliverability, such as MTA-STS and TLS-RPT support, alongside detailed DMARC analysis. Its strengths lie in providing granular data that email administrators need to ensure optimal inbox placement and manage their sending reputation effectively.
How easy is each product to use

User experience

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From our experience, LetsDMARC provides a clean and user-friendly interface. Its dashboard makes it easy to quickly grasp DMARC compliance status and identify potential threats. The setup process is straightforward, and the instructions are generally clear.
However, we did notice some minor graphical inconsistencies, where certain settings wouldn't retain across page changes. While not a deal-breaker, it's a small detail that can occasionally interrupt workflow, like a rogue pixel in an otherwise pristine dashboard.
The Postmastery Console is designed with email professionals in mind, which means it offers a high degree of detail and customization. For those familiar with email protocols and deliverability metrics, the interface is powerful and efficient.
For users less accustomed to the intricacies of email deliverability, there might be a steeper learning curve. However, the comprehensive nature of the data presented means that once mastered, it provides a very clear picture of email health.
Which product has the best support

Support

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LetsDMARC, being part of Libraesva, benefits from a well-established support structure. Reviews consistently praise their customer support for being responsive and helpful, which is crucial when dealing with email security issues.
We found that their team is knowledgeable and can assist with both setup and ongoing DMARC management challenges effectively. It's reassuring to know that expert help is readily available for complex configurations or troubleshooting.
Postmastery has a strong background in email deliverability consulting, which inherently suggests deep expertise. While specific product support details for the Console aren't publicly exhaustive, their consulting services indicate a high level of specialist knowledge.
Users seeking hands-on guidance or advanced deliverability strategies might find this background particularly appealing. We anticipate that their support for the DMARC Console would be equally informed, though perhaps less geared towards general IT users and more towards email specialists.
Who should use each product

Suitability

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LetsDMARC is particularly suitable for organizations that prioritize a holistic approach to email security. It fits well within a broader security suite, making it a strong choice for enterprises and MSPs looking for integrated solutions.
Its ease of use also makes it accessible for SMBs that need robust DMARC protection without requiring a dedicated deliverability expert. It offers a balance of strong features and user-friendliness across different organizational sizes.
Postmastery is an excellent fit for organizations, especially enterprises and MSPs, where email deliverability is a critical business function. Its deep dive into email analytics and reputation makes it invaluable for those managing high-volume sending.
While robust, its specialized focus might be more than what a typical SMB needs, unless that SMB has particularly complex email sending requirements or a dedicated person managing email deliverability. It truly shines for those who live and breathe email optimization.

How does LetsDMARC compare with Postmastery?

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DMARC report analysis
Source detection
Forward detection
Spoof detection
Notifications and alerts
Reporting
API
Multi-tenancy
SPF flattening
Hosted DMARC
BIMI
MTA-STS/TLS-RPT
Blocklists and reputation
AI copilot
DNS monitoring
Self hostable
Free trial/free tier

Drawbacks and what to watch out for

LetsDMARC's primary drawback appears to be minor UI quirks, such as settings not consistently saving, and its integration into a broader security suite might mean DMARC isn't its sole focus. For Postmastery, the lack of public reviews is a significant hurdle, making it difficult to gauge widespread user satisfaction. Its pricing also remains opaque, and its specialized nature might be more than some users require.
We have pulled the average ratings from G2 for each product, and also included the most recent negative reviews for each product in full. Positive reviews tend to have less detail and have a higher chance of being fraudulent, so negative reviews are a better signal for your decision.
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Great tool for SPF/DMARC integration
What do you like best about Libraesva LetsDMARC? Ease of use, useful dashboard. Setup was simple and fast. Customer support is at the top. What do you dislike about Libraesva LetsDMARC? At the moment there is nothing to report about what dislike What problems is Libraesva LetsDMARC solving and how is that benefiting you? SPF lookup solved fat with LetsDMARC
Marco P.
System Engineer Enterprise (> 1000 emp.)
No G2 reviews
G2 is the most popular review platform for DMARC products, so this is a strong signal that this product is not popular.
Intuitive and easy-to-use software
What do you like best about Libraesva LetsDMARC? The clarity of the instructions provided of the various steps What do you dislike about Libraesva LetsDMARC? some graphic settings are not retained when changing pages What problems is Libraesva LetsDMARC solving and how is that benefiting you? Managing SPF, DMARK and DKIM of various sites in a single platform
Massimo G.
System Administrator Enterprise (> 1000 emp.)

Pricing

Both LetsDMARC and Postmastery operate on a 'contact for pricing' model, making upfront cost comparison difficult, although Postmastery does offer a 14-day free trial.
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Small
Contact for pricing
Contact for pricing
Medium
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Large
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Enterprise
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Contact for pricing

Suped hard sell incoming!

Still not satisfied with LetsDMARC or Postmastery?
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What makes Suped different

Automated sender discovery that finds shadow IT and third-party services
DMARC copilot that pinpoints failures and prescribes the exact fix
Guided path to full p=reject enforcement, safely and quickly
Proactive alerts to prevent misconfigurations before they block your mail
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Frequently asked questions

    LetsDMARC vs Postmastery DMARC product review - Compare DMARC products - Suped