Send-Shield focuses primarily on DMARC reporting and related email authentication protocols. We found its platform provides robust tools for setting up, monitoring, and enforcing DMARC policies. The dashboard clearly presents aggregated DMARC reports, allowing us to quickly identify legitimate and illegitimate sending sources.
Beyond core DMARC, Send-Shield includes SPF and DKIM checks, as well as automatic subdomain detection. Its reporting capabilities are solid for DMARC, helping us understand authentication trends and potential spoofing attempts. However, its feature set is largely confined to the DMARC ecosystem.
InboxMonster offers a much broader suite of email deliverability features, extending beyond just DMARC. While it includes DMARC monitoring and reporting, its core strength lies in comprehensive inbox placement, reputation analysis, and spam trap monitoring. We found its tools invaluable for understanding overall email performance.
The platform integrates various aspects of email health, including creative proofing and editing, device renderings, and AI summaries for pre-send workflows. For deliverability, it provides weighted inbox placement, blocklist (or blacklist) monitoring, and detailed reputation analysis, making it a holistic solution for email marketers.
How easy is each product to use
User experience
Send-Shield offers a straightforward user interface that is easy to navigate, especially for those primarily focused on DMARC. We found the setup process to be well-guided, allowing for self-implementation of DMARC policies without much friction. The dashboards are clean and present essential DMARC data in an accessible format.
While the interface is functional, it doesn't offer extensive customization or advanced analytical views beyond DMARC-specific metrics. It's a pragmatic tool, designed to do its job without unnecessary frills, which can be a plus for users who want simplicity and directness.
InboxMonster's platform, given its broader feature set, has a steeper learning curve than Send-Shield. We noticed that new users might find the sheer volume of data and various tools initially overwhelming. However, once accustomed, the interface provides deep insights into email performance.
Many users highlight the value of their support team in navigating the platform. While the UI itself is robust, some reviewers mention that interpreting all the data and features on one's own can be challenging without regular consultation, suggesting that its power comes with a need for engagement or familiarity.
Which product has the best support
Support
Send-Shield provides support primarily through email, with meeting support available for higher-tier plans. We found their basic email support to be responsive for DMARC-related queries and setup assistance. For those needing hands-on help with full DMARC implementation, the higher tiers offer more personalized guidance.
The support model seems designed to assist with DMARC implementation and ongoing monitoring issues. While not offering 24/7 or dedicated account management for all plans, it appears sufficient for users focusing on DMARC compliance.
InboxMonster is consistently praised for its exceptional customer support and dedicated account managers. We observed numerous testimonials highlighting the proactive nature and expertise of their team, often acting as consultants to help improve deliverability and sender reputation. This level of personalized service is a significant differentiator.
Their
Who should use each product
Suitability
Send-Shield is well-suited for small to medium businesses (SMBs) and organizations primarily concerned with DMARC compliance and email authentication. Its tiered pricing model makes it accessible for companies with varying email volumes. Managed Service Providers (MSPs) might find the multi-domain monitoring useful for their clients, though comprehensive multi-tenancy features might be limited.
For enterprise-level organizations, Send-Shield can serve as a dedicated DMARC solution. However, those needing broader email deliverability insights beyond authentication might find its scope too narrow. Its ease of self-setup appeals to those wanting a focused, cost-effective DMARC tool.
InboxMonster is ideal for mid-market to enterprise-level businesses with complex email marketing needs and significant email volumes. Its comprehensive deliverability suite, including advanced monitoring and consulting services, makes it a strong choice for companies where email performance is critical to revenue. MSPs managing large client portfolios could leverage its in-depth insights and proactive support.
SMBs might find InboxMonster's pricing and extensive features more than they require, as it's built for organizations deeply invested in optimizing every aspect of their email channel. It's particularly beneficial for teams without extensive in-house deliverability expertise, due to its hands-on support.
How does Send-Shield compare with InboxMonster?
DMARC report analysis
Provides detailed reports on DMARC authentication results.
Source detection
Identifies legitimate and unauthorized sending sources.
Forward detection
Helps distinguish forwarded emails from spoofed ones.
Spoof detection
Detects and helps mitigate email impersonation attempts.
Notifications and alerts
Proactive alerts for DMARC failures or unusual activity.
Reporting
Offers various reports on email authentication and deliverability.
API
Provides an API for programmatic access to data and features.
Available for integration
Mentioned for validation
Multi-tenancy
Supports managing multiple client accounts or domains under one umbrella.
Multi-domain support
Designed for agencies/MSPs
SPF flattening
Helps avoid SPF lookup limits by optimizing SPF records.
Hosted DMARC
Offers services to host and manage your DMARC record.
BIMI
Supports Brand Indicators for Message Identification (BIMI) implementation.
MTA-STS/TLS-RPT
Monitoring and reporting for email encryption standards.
Blocklists and reputation
Monitors IP/domain reputation and blocklist (or blacklist) status.
AI copilot
Utilizes AI for smart insights or automated assistance.
DNS monitoring
Monitors DNS records for changes or misconfigurations.
Self hostable
Option to host the software on your own servers.
Free trial/free tier
Offers a free period to test the service or a perpetually free plan.
Free trial available
Drawbacks and what to watch out for
Send-Shield, while effective for DMARC, has some limitations in its lower-tier plans, such as limited data history and basic reporting. Its singular focus on DMARC means it lacks broader deliverability tools like advanced inbox placement testing or creative rendering. InboxMonster, on the other hand, can be expensive, and its extensive feature set might present a learning curve for some users, making it potentially overwhelming without guidance.
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.
0 / 5(0)
4.9 / 5(44)
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.
Josie + InboxMonster has helped our email team tremendously!
4.0 / 5
I'm newer to the email team that utilizes InboxMonster but from what I've gathered from my coworker who has worked with Josie and InboxMonster for over a year, Josie was instrumental in providing actionable insights to enhance deliverability. We don't have a proper CRM tool to leverage so InboxMonster isn't as much a problem as the tool we're using for email. At the beginning of the year, the team discussed solutions such as better domain/IP allocation, stricter demark policies, and monitoring iCloud; they also noted the impact of email frequency and rogue franchisees on complaint rates. Next steps included investigating unsubscribe inconsistencies, exploring click activity data, discussing IP address optimization, and a future demo of Inbox Monster's "Creative Projects" tool; Josie Garcia will also provide further ISP and deliverability information. Most recently, Josie shared SendGrid-specific recommendations, best practices, and provided platform training, including user management, notifications, campaign tagging, subscriber insights, and spam trap analysis.
Verified User in Maritime
Small-Business (50 or fewer emp.)
Great toolset and helpful account support
4.0 / 5
The toolset is very robust and they are consistently adding to the functionality. The account support has also been great and incredibly proactive. Thom is the best and always super helpful. Right now, there is nothing currently that I do not like or appreciate about Inbox Monster. Inbox Monster is helping us manage and get insight into deliverability problems when they arise. There is a great toolset that is built behind this management and the additional tools with respect to content rendering is super helpful.
Verified User in Publishing
Mid-Market (51-1000 emp.)
Valuable Deliverability Insights
4.5 / 5
Inbox Monster provides a lot of valuable insights into how are email deliverability is across many different email service providers. Inbox Monster has many features and data sets, but not all of the data feels immediately actionable and I don't understand what every feature does. Before Inbox Monster, we couldn't see where our emails were landing or what seeds were having deliverability issues.
Verified User in Higher Education
Mid-Market (51-1000 emp.)
A Game-Changer for Email Deliverability
4.5 / 5
Inbox Monster has been a life saver for our email program. We have worked with Josie for just under a year, but the amount of dedication and support she provided to analyze our deliverability, help us come up with an action plan to remediate our poor deliverability and sender reputation, and ongoing monitoring of trends after working through our issues, has played a significant role in the health and success of our email marketing. Josie is always quick to respond and will walk through the issues with us, giving us valuable insights and recommendations along the way. My team does not have a strong background in deliverability, but Josie and the Inbox Monster team, has made a very technical part of email marketing very easy to understand and action against, allowing us to grow our skillset while also educating the rest of the company on deliverability best practices to ensure we do not fall into the same mess that we worked so hard to pull ourselves out of. In October 2024, we found out, with the help of Inbox Monster, that our inbox rate with Gmail was at 1% with low sender reputation. After working with Josie, we were able to increase and maintain our Gmail inbox rate to 95-100% with high sender reputation within 4 months. I cannot recommend Inbox Monster enough. Email deliverability is overwhelming. This is not an Inbox Monster issue. The team at Inbox Monster is incredibly knowledgeable and gives so much information. A lot of the time, the analysis is easy to follow while meeting with the Inbox Monster team, but the amount of numbers and tabs within the platform make it a little difficult to follow on our own. We have a wonderful support team who are willing to meet at our cadence to discuss, but it's a bit difficult to do our own analysis outside of those meetings. Inbox Monster helps provide valuable insight to our email deliverability and sender reputation.
Verified User in Health, Wellness and Fitness
Enterprise (> 1000 emp.)
Great tool with excellent consulting support
4.5 / 5
Clear reporting to understand our deliverability/inboxing, as well as domain/IP reputation factors. And the consulting services offered save us a ton of time, as they leverage existing relationships with email providers to troubleshoot/address inboxing issues. Super easy to use and onboard as well. Everything is worth it, but the tool costs more than other deliverability platforms, however, that's largely because they are taking on the work of coordinating with email providers. They offer a one-stop shop of crucial information to understand our sending domain/ip health, and most importantly, offer services that help us work with email providers quickly and effectively. This saves our team a ton of time we would otherwise have to spend coordinating with each ESP
Send-Shield offers tiered pricing based on email volume and domains, making it suitable for varying business sizes, whereas InboxMonster's pricing is significantly higher and structured into specialized suites, geared towards larger enterprises.
Small
Up to 10k emails / month
£19.99/month (billed annually)
Contact for pricing
Medium
Up to 100k emails / month
£49.99/month (billed annually)
Contact for pricing
Large
Up to 1 million emails / month
£299.00/month (billed annually)
Contact for pricing
Enterprise
Over 1 million emails / month
Starting from £699/month (billed annually)
Starting at $15,000 yearly (Deliverability suite)
Suped hard sell incoming!
Still not satisfied with Send-Shield or InboxMonster?