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MailHardener vs Postmastery

Choose MailHardener for streamlined DMARC, or Postmastery for extensive enterprise solutions.
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Compare product functionality

Feature set

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We found MailHardener offers a robust and comprehensive DMARC reporting solution, making it simple to gain visibility into email authentication. Its dashboard quickly highlights issues, allowing us to identify unauthorized senders and potential spoofing attempts without extensive digging.
Beyond core DMARC, MailHardener provides crucial email security features such as SPF flattening, hosted DMARC, and MTA-STS/TLS-RPT configuration. This holistic approach helps ensure our outbound emails are not only authenticated but also delivered securely.
Postmastery's console provides incredibly deep analytics, tailored for complex enterprise environments and those who demand granular detail. It offers extensive data retention and powerful filtering capabilities, giving us fine-grained control over our email authentication data.
The platform integrates DMARC reporting with broader deliverability monitoring. This means we can not only track DMARC compliance but also gain insights into various aspects of our email program's performance, which is invaluable for comprehensive deliverability management.
How easy is each product to use

User experience

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From our experience, MailHardener's interface is remarkably intuitive. The dashboard presents complex DMARC data in an easily digestible format, which is a significant plus for anyone seeking to understand their email authentication status quickly.
The setup process is guided and straightforward, making it accessible even for teams relatively new to DMARC implementation. We appreciate how it provides actionable insights without overwhelming us with unnecessary technical jargon.
The Postmastery Console, while exceptionally powerful, offers a more advanced user experience. It is clearly designed for seasoned deliverability experts and larger organizations requiring extensive customization and detailed drill-downs into their data.
While there is a steeper learning curve for new users, the advanced filtering and reporting tools are invaluable for experienced professionals managing vast or intricate email infrastructures. It excels when you know exactly what you are looking for.
Which product has the best support

Support

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Our interactions with MailHardener's support team have been positive. We found them responsive and helpful, providing clear explanations and practical guidance for common DMARC challenges and platform usage.
The documentation provided is thorough, covering most aspects of their platform and DMARC best practices. This combination of accessible support and comprehensive self-service resources makes troubleshooting relatively straightforward.
Postmastery's support is known for its deep technical expertise, which is particularly beneficial for complex enterprise deployments. They offer a level of specialized knowledge that can be crucial for intricate deliverability issues.
They provide dedicated account management and consulting services, which are vital for large-scale operations that require bespoke solutions and strategic advice. For organizations with unique needs, this hands-on approach is a significant advantage.
Who should use each product

Suitability

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MailHardener is exceptionally well-suited for SMBs and mid-market companies seeking a robust, user-friendly DMARC solution. Its intuitive interface and comprehensive feature set make it an excellent choice for teams that need to implement and monitor DMARC effectively without extensive technical overhead.
For Managed Service Providers (MSPs), MailHardener offers specific multi-tenancy capabilities and a dedicated program, allowing them to manage multiple client domains efficiently from a single dashboard. This makes it a strong contender for MSPs looking to scale their DMARC offerings.
Postmastery is best suited for enterprise clients and organizations with sophisticated email infrastructures that require in-depth deliverability monitoring and highly customized DMARC solutions. Its advanced analytics and integration capabilities cater to complex operational needs.
While not explicitly positioned for MSPs in the same way MailHardener is, its comprehensive features and consulting-led approach can certainly serve large MSPs managing high-volume, complex client portfolios. It's a tool built for those who live and breathe email deliverability at scale.

How does MailHardener 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

While MailHardener is feature-rich, some advanced users might find its customization options less extensive than more specialized enterprise-grade solutions. The reporting, while clear, could sometimes benefit from deeper, raw data access for power users. Postmastery, conversely, can feel complex for new users, and its 'contact for pricing' model might deter smaller businesses seeking straightforward, self-service options, particularly given its strong enterprise focus.
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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Pricing

MailHardener offers tiered plans with transparent pricing and a generous free tier, while Postmastery operates on a contact-for-quote model primarily for enterprise, though they do offer a 14-day free trial.
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Small
Free
Contact for pricing
Medium
Approx. 59 EUR/month
Contact for pricing
Large
Approx. 199 EUR/month
Contact for pricing
Enterprise
Contact for pricing
Contact for pricing

Suped hard sell incoming!

Still not satisfied with MailHardener or Postmastery?
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Suped double trouble

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