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Trend Micro Deep Discovery Email Inspector Reviews

Vendor: Trend Micro
3.9 out of 5
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What is Trend Micro Deep Discovery Email Inspector?

Stop spear phishing attacks and targeted ransomware

Get the Email Security Buyer's Guide and find out what your peers are saying about Trend Micro Deep Discovery Email Inspector, Microsoft Exchange Online Protection (EOP), Trend Micro InterScan Messaging Security and more!
Trend Micro Deep Discovery Email Inspector is the #23 ranked solution in top Email Security solutions. PeerSpot users give Trend Micro Deep Discovery Email Inspector an average rating of 7.8 out of 10. Trend Micro Deep Discovery Email Inspector is most commonly compared to Microsoft Exchange Online Protection (EOP): Trend Micro Deep Discovery Email Inspector vs Microsoft Exchange Online Protection (EOP). Trend Micro Deep Discovery Email Inspector is popular among the small business segment, accounting for 49% of users researching this solution on PeerSpot. The top industry researching this solution are professionals from a performing arts, accounting for 13% of all views.
Buyer's Guide
Email Security
August 2025
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Helped 867,370 peers since 2012

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Trend Micro Deep Discovery Email Inspector mindshare

As of September 2025, the mindshare of Trend Micro Deep Discovery Email Inspector in the Email Security category stands at 0.5%, up from 0.2% compared to the previous year, according to calculations based on PeerSpot user engagement data.
Email Security Market Share Distribution
ProductMarket Share (%)
Trend Micro Deep Discovery Email Inspector0.5%
Microsoft Defender for Office 36511.5%
Proofpoint Email Protection8.2%
Other79.8%
Email Security
 
 
Key learnings from peers

Valuable Features

Trend Micro Deep Discovery Email Inspector is valued for its user-friendly interface, ease of installation, and simple phishing analysis. Key features include email inspection based on attachment type and location, fast sandbox technology, endpoint security, and reliable threat intelligence with extensive R&D. Users appreciate its ability to identify ransomware, support for local exchanges in cloud deployment, and understanding of emerging threats. Attributes like a sandboxing appliance enhance its capability to protect networks from harmful emails.

  • "The best features of Trend Micro Deep Discovery Email Inspector include its reliability."
  • "I highly recommend Trend Micro Deep Discovery Email Inspector due to its security and scalability features."
  • "Trend Micro is a very good product."

Room for Improvement

Trend Micro Deep Discovery Email Inspector could benefit from enhanced user-friendliness, easier installation, and reduced network load. Users seek the ability to send emails to specific sandboxes and desire faster response times for issue detection. Improved compatibility with older systems is needed. Dashboard enhancements, better integration of AI, and more efficient technical support are requested. Detailed reports and improved message processing features for blocking bulk emails are areas for future improvement.
  • "To improve Trend Micro Deep Discovery Email Inspector, it should have updates with better AI and ML-based integration."
  • "The dashboard could be improved to match the quality of Check Point Harmony's dashboard."
  • "Trend Micro's technical support has room for improvement. More efficient support should be provided, especially for standard support."

Pricing

Trend Micro Deep Discovery Email Inspector is priced at a premium compared to most competitors, but generally costs less than Microsoft solutions. While users acknowledge the solution is costly, they find the licensing fees reasonable and comparable to similar products in the market. Despite initial high costs, users suggest long-term cost benefits. Pricing is typically rated between eight and nine out of ten, indicating satisfaction with its value relative to functionality and industry standards.
  • "The solution's pricing is high, and I would rate it an eight out of ten."
  • "It's an expensive solution, and you may not see a return on investment in a short period of time. However, you will see a return over a long period of time."
  • "The price of Trend Micro Deep Discovery Email Inspector is less expensive than Microsoft solutions."

Popular Use Cases

Trend Micro Deep Discovery Email Inspector is primarily used for email security by analyzing and filtering incoming emails to detect potential threats like ransomware and spam. Enterprises utilize it to monitor networks, detect vulnerabilities, and configure settings. It offers filtering based on geographic location, attachment type, and email content. Financial institutions employ it as an email gateway to protect clients, while organizations focus on preventing spam from various sources to safeguard their communications.

Service and Support

Customer service and support of Trend Micro Deep Discovery Email Inspector receive mixed feedback. Some users find it good with an eight-out-of-ten rating, while others prefer support from other vendors. Although Trend Micro's support is quick, it occasionally causes delays. Premium support is more highly regarded than standard options. Some rate customer service ten out of ten, appreciating the immediate assistance provided. Different experiences highlight a range from satisfactory to exceptional.

Deployment

The initial setup of Trend Micro Deep Discovery Email Inspector varies in complexity. Many users found it straightforward, often completed in a day with one to two engineers needed. Others experienced difficulties, describing it as mid-range or challenging. Deployment and management typically involve two to six personnel. Users noted key steps such as license activation and admin portal access. Time and technical resources required can differ based on circumstances and team size.

Scalability

Trend Micro Deep Discovery Email Inspector is perceived as scalable by multiple organizations. With a rating average near nine out of ten for scalability, it supports large financial institutions with thousands of endpoints. Users appreciate the ease of expanding resources by adding boxes, which aligns with licensing and scalability needs for bigger enterprises. Approximately 50 users cite a strong experience, suggesting its capability to efficiently accommodate various organizational sizes.

Stability

Trend Micro Deep Discovery Email Inspector is highly stable, frequently rated ten out of ten in stability. Users find it effectively prevents attacks while maintaining functionality. After initial deployment issues, it performs optimally. Its reliability and stability are consistently strong, supporting confidence in its performance.
These insights are based on the in-depth reviews provided by peers to help you make a better buying decision.
Download our Email Security Buyer's Guide for additional reliable information.

Review data by company size

By reviewers
Company SizeCount
Small Business5
Midsize Enterprise2
Large Enterprise1
By reviewers
By visitors reading reviews
Company SizeCount
Small Business56
Midsize Enterprise15
Large Enterprise43
By visitors reading reviews

Top industries

By visitors reading reviews
Performing Arts
13%
Computer Software Company
11%
Financial Services Firm
10%
Manufacturing Company
7%
Outsourcing Company
6%
Government
6%
Media Company
5%
Security Firm
5%
Insurance Company
5%
Legal Firm
4%
Educational Organization
4%
Comms Service Provider
4%
Non Profit
3%
Healthcare Company
3%
Construction Company
2%
Recruiting/Hr Firm
2%
Real Estate/Law Firm
2%
Recreational Facilities/Services Company
2%
Transportation Company
1%
University
1%
Logistics Company
1%
Wholesaler/Distributor
1%
Pharma/Biotech Company
1%
Retailer
1%
Consumer Goods Company
1%

Compare Trend Micro Deep Discovery Email Inspector with alternative products

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Learn more about Trend Micro Deep Discovery Email Inspector

Trend Micro Deep Discovery Email Inspector was previously known as Deep Discovery Email Inspector.

Trend Micro Deep Discovery Email Inspector customers

Bank Saint Petersburg, CEITEC S.A., Dar Al-Handasah, Mitsubishi Electric Information Systems, Motilal Oswal Financial Services Ltd, OKWAVE, Oman Arab Bank, VakifBank

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Product Categories

Product Categories
Email Security

Popular Comparisons

Popular Comparisons
Microsoft Exchange Online Protection (EOP) vs Trend Micro Deep Discovery Email Inspector Logo
Microsoft Exchange Online Protection (EOP) vs Trend Micro Deep Discovery Email Inspector
Trend Micro InterScan Messaging Security vs Trend Micro Deep Discovery Email Inspector Logo
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Trend Micro Deep Discovery Email Inspector Reviews Summary
Author infoRatingReview Summary
Manager Pre Sales NI at Nera Philippines Inc.3.5I deployed Trend Micro Deep Discovery Email Inspector for its reliable anti-spam capabilities and sandbox feature, which protects against email threats. Although its threat intelligence is strong, enhancing AI and ML could further improve it, offering notable ROI benefits.
Key Account Manager, Cyber Security & Network Infrastructure at Trustaira4.5I sell security solutions to bank clients, finding Trend Micro Deep Discovery Email Inspector favorable for its security capabilities. However, the technical support needs improvement for efficiency. SoftForce is also considered a competitive alternative.
Security Consultant at Kit5.0I find Trend Micro Deep Discovery Email Inspector beneficial for enhancing email security by filtering threats like ransomware based on attachment type and location. However, the dashboard could be improved, and AI features would better identify issues.
Senior Information Security Analyst at Rewterz3.5No summary available
Senior Services Manager at NextCom Systems Inc4.0I use Trend Micro Deep Discovery Email Inspector to analyze emails missed by other products and confirm them as spam. I appreciate its email analysis capabilities but wish it included the option to send emails to a specific sandbox.
CEO at Haniya Technologies3.5I use Trend Micro Deep Discovery Email Inspector primarily for email security. I appreciate its user-friendly interface and easy installation, although there's room for improvement in making it lighter on the network and even more intuitive.
PS IT Security Engineer at Alex Bank3.5I found Trend Micro Deep Discovery Email Inspector to have a user-friendly UI and exceptional email detection capabilities. However, it requires improvements in its message processing and device blocking features for handling bulk emails effectively.
Senior Security Architect at Mainsoft Peru4.5I use Trend Micro Deep Discovery Email Inspector for network monitoring and issue detection due to its network visibility and fast sandboxing, though it requires improvements in response time, reporting, and compatibility with older operating systems like Windows 7 and 8.