Fortinet FortiMail Reviews

Name: Fortinet FortiMail
Brand: Fortinet
Rating: 4.3 (65 reviews)

4.3 out of 5

65 reviews
94% willing to recommend

What is Fortinet FortiMail?

As cyber attacks become more sophisticated, it is crucial for email security solutions to offer multi-layered protection. Fortinet's proven email security platform, FortiMail, is a comprehensive multi-layered threat protection solution designed to secure users from the full spectrum of email-based threats, which includes zero-day threats, credential impersonation, spam, phishing, malware, and business email compromise (BEC) attacks.

Get the Fortinet FortiMail Buyer's Guide and find out what your peers are saying about Fortinet FortiMail, Microsoft Defender for Office 365, Darktrace and more!

Fortinet FortiMail is the #7 ranked solution in top Email Security solutions. PeerSpot users give Fortinet FortiMail an average rating of 8.6 out of 10. Fortinet FortiMail is most commonly compared to Microsoft Defender for Office 365: Fortinet FortiMail vs Microsoft Defender for Office 365. Fortinet FortiMail is popular among the large enterprise segment, accounting for 45% of users researching this solution on PeerSpot. The top industry researching this solution are professionals from a computer software company, accounting for 14% of all views.

Helped 863,901 peers since 2012

Featured Fortinet FortiMail reviews

MOHAN SUKUMAR

Head of computer systems at Indian Institute of Space Science & Technology(IIST)

Fortinet FortiMail offers capabilities like settings for mail delivery, mail filtering, spam controls, and email bursting prevention. It also allows for email forwarding, dynamic filtering, and scanning based on virus signatures. I can set varying levels of security. The tool is flexible and provides essential features for mail security and management.

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Nigus Machin Amare

Network & Security Engineer at Malam Engineering PLC

The most valuable features are Fortinet FortiMail ( /products/fortinet-fortimail-reviews )'s ability to protect from advanced features of email-based attacks, including protection against ransomware and malware attacks. It is especially effective in blocking spam through standards like wrong source IP for email-based attacks. Its high scalability and stability, especially for financial institutions, are noteworthy.

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ShariqJamil

Technical Manager at a comms service provider with 201-500 employees

The most effective features in intercepting malicious emails include controls like DKIM and SPF. Fortinet utilizes specialized processing units, which network faster and sample more efficiently compared to others. Additionally, the PSIRT database and threat intelligence database contribute to the effectiveness, and the number of false positives is lower than with other products.

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Fortinet FortiMail mindshare

As of July 2025, the mindshare of Fortinet FortiMail in the Email Security category stands at 4.6%, down from 6.0% compared to the previous year, according to calculations based on PeerSpot user engagement data.

Email Security

PeerResearch reports based on Fortinet FortiMail reviews

Type	Title	Date
Category	Email Security	Jul 30, 2025	Download
Product	Reviews, tips, and advice from real users	Jul 30, 2025	Download
Comparison	Fortinet FortiMail vs Microsoft Defender for Office 365	Jul 30, 2025	Download
Comparison	Fortinet FortiMail vs Proofpoint Email Protection	Jul 30, 2025	Download
Comparison	Fortinet FortiMail vs Abnormal Security	Jul 30, 2025	Download

Title	Rating	Mindshare	Recommending
Microsoft Defender for Office 365	4.2	12.3%	96%	52 interviews Add to research
Darktrace	4.1	3.0%	94%	82 interviews Add to research

Valuable Features

Fortinet FortiMail excels in anti-spam, antivirus, and sender reputation features. Users highlight its ease of use, comprehensive mail filtering, and protection against phishing and malware. The integration with FortiSandbox enhances threat detection, while customizable content filters and a user-friendly interface simplify management. Advanced features like greylisting and DLP provide robust email security. Its flexibility and scalability accommodate diverse environments effectively, with strong performance in handling high email volumes. Pricing is deemed reasonable.

"Fortinet FortiMail is rated an eight for the protection and features it provides in the on-premises setup."
"For me, Fortinet FortiMail is the best solution I have ever tried."
"I would rate Fortinet FortiMail ten out of ten overall."

Room for Improvement

Fortinet FortiMail could be improved in various areas such as the web console interface, deployment complexity, cost-effectiveness, and integration capabilities. Enhancing UI design, spam detection, and email categorization would benefit users. Its pricing structure, analytics, threat intelligence, and advanced filtering features require advancements. Improvements in documentation, cloud management, and AI-enhanced security are also suggested. There is a need for better high availability, logging clarity, email search functionality, and reduced latency in email processing. Enhancing compatibility with third-party tools is recommended.

"Fortinet FortiMail is considered overpriced by Indian rupee standards. My organization is not profit-making, and academic pricing is required, but it may not be available for security products like FortiGate."
"The area that could use some improvement in Fortinet FortiMail is the integration process. I would like the integration to be easier."
"I would like the integration to be easier."

ROI

Fortinet FortiMail provides a significant return on investment through enhanced email security and reduced spam, increasing user safety and ease of communication. Clients experience reduced costs, including administrative expenses, and report significant time savings, with an 80% reduction in troubleshooting time. The transition from operational expenses to capital expenditures further highlights its value. Organizations benefit from improved functionality and cost savings compared to alternatives, witnessing stabilized operations and consistent feedback on its effective security features.

Pricing

Enterprise users report Fortinet FortiMail's pricing as reasonable but varies based on features, capacity, and enterprise size. Licenses are annually renewed and not tied to user numbers, focusing on overall needs. Costs can be high, yet competitive against similar solutions like Cisco. Customers appreciate the value it offers despite potential price increases and exchange rate impacts. Additional fees may apply for premium support, though there are no significant hidden costs.

"Compared to its competitors, Fortinet's products are available at a higher price range."
"The product's licensing part depends on the number of mailboxes and the hard disk needed by customers. The cost of the license depends on the number of mailboxes and the number of emails."
"The tool is very expensive."

Popular Use Cases

Organizations primarily use Fortinet FortiMail for email security, focusing on anti-spam, malware protection, and filtering incoming and outgoing messages. It serves as a secure email gateway protecting against phishing and threats, enhancing security for Office 365 and on-premises systems. Fortinet FortiMail identifies and blocks malicious content, ensuring email communication is safe. Deployed in cloud and on-premises environments, it facilitates the management of email security strategies across various domains and servers, safeguarding communication channels.

Service and Support

Customer service and support of Fortinet FortiMail are generally regarded as reliable and prompt, although some users mention slow response times. Clients report excellent support for complex issues with high satisfaction from the elite service. However, challenges with the standard tier suggest room for improvement. Regional variations exist, with faster responses noted in certain areas. Training and communication regarding support can be enhanced, although most find the technical assistance satisfactory.

Deployment

Fortinet FortiMail's initial setup is generally straightforward, with deployment times varying widely based on user familiarity and organizational needs. Many found it easy, deploying in just hours or days, while others required weeks due to varying complexities and the need for customization. The process often involves fine-tuning and user adaptation, with support available for those less experienced. Factors such as environment size, existing infrastructure, and security policies influence the complexity and duration of deployment.

Scalability

Fortinet FortiMail demonstrates strong scalability, accommodating various user counts, from small setups to large enterprises. Many users appreciate its adaptability, highlighting its ability to manage expanding email traffic and handle growing operations without significant issues. However, some mention constraints tied to hardware limitations and licensing models that might require larger appliances for scalability. Generally praised for its capacity, it serves a range of organizational needs effectively, achieving high ratings for scalability in diverse environments.

Stability

Fortinet FortiMail exhibits high stability with minimal downtime reported. Users highlight its reliability, with many giving ratings of nine or ten out of ten. Incidents are rare, typically resolved quickly, and users express satisfaction with the stability, noting no frequent issues such as crashes or glitches. Although one incident caused downtime due to a hardware issue, users still find Fortinet FortiMail dependable and effective for managing mail services across different platforms.

These insights are based on the in-depth reviews provided by peers to help you make a better buying decision.

Download our Fortinet FortiMail Buyer's Guide for additional reliable information.

Review data by company size

By reviewers

By visitors reading reviews

Top industries

By visitors reading reviews

Computer Software Company

14%

Financial Services Firm

Government

Manufacturing Company

Comms Service Provider

Educational Organization

University

Retailer

Healthcare Company

Construction Company

Insurance Company

Non Profit

Hospitality Company

Energy/Utilities Company

Media Company

Performing Arts

Wholesaler/Distributor

Real Estate/Law Firm

Outsourcing Company

Legal Firm

Transportation Company

Recreational Facilities/Services Company

Security Firm

Engineering Company

Pharma/Biotech Company

Marketing Services Firm

Consumer Goods Company

Compare Fortinet FortiMail with alternative products

Learn more about Fortinet FortiMail

Fortinet FortiMail offers a variety of deployment models to best fit your organization’s email security needs. On-premises, private or public cloud, or hybrid email environments can be deployed and managed in-house by your team or managed by Fortinet’s data centers. FortiMail also employs virtual machines that provide robust scalability options and flexible deployment of email security infrastructure.

Fortinet FortiMail Benefits

Fortinet FortiMail provides your organization with the following benefits:

Eliminate message-based threats by using FortiMail’s advanced inspection capabilities before they can harm your users.

Flexible licensing ensures that you don’t have to create a license for each user as you scale your network upwards.
Achieve regulatory compliance with sophisticated messaging content archiving, quarantining, and routing tools.

Stop spam before it takes over your messaging system and network resources, ensuring that your messaging performance remains optimized.

Fortinet FortiMail Benefits

Some of Fortinet FortiMail’s top features include:

Spam and malware prevention: FortiMail employs advanced techniques and technologies, such as outbreak protection, impersonation detection, content disarm and reconstruction, and sandbox analysis to provide users with high-performing antispam and antimalware tools designed to prevent unwanted bulk email, ransomware, and other targeted attacks.

Powerful data loss prevention: Identity-based email encryption and archiving help prevent the loss of sensitive and important information and ensure that your organization adheres to compliance with corporate and industry regulations.

Automatic updates: Receive dynamic updates from the FortiGuard subscription services that automatically upgrade your antispam and antivirus functionality using intelligence gathered by Fortinet's dedicated global threat research team.

Seamless integration: Integrations with other Fortinet products and external third-party components enable companies to enhance their security by sharing indicators of compromise (IoCs) across a unified security system.

Easy email management: Gain full visibility over real-time email traffic with Fortinet FortiMail’s intuitive dashboards, rich reporting features, centralized quarantine tools, and end-user controls. Control email traffic with the solution’s full mail transfer agent and mail-handling capabilities. The solution’s quick-start setup wizard greatly reduces the complexity of deployment and management.

Reviews from Real Users

Fortinet FortiMail stands out among its competitors for a number of reasons. Two major ones are its powerful anti-virus tool and its robust spam protection capabilities.

Flamur P., head of security management at Ipko Telecommunications, writes, "Fortinet FortiMail has a lot of valuable features. It works great. It also has an antivirus feature. Support for Fortinet FortiMail was also great when my team wanted to block some geographic IPs, but couldn't figure out how to do it. The support team provided clear communication on how to resolve that issue. Another valuable feature of Fortinet FortiMail is spam filtering which tells you how many spammy emails you've received. Based on my current use cases, I'm happy with Fortinet FortiMail."

Fortinet FortiMail was previously known as FortiMail.