C
Antivirus Software
ClamAV
ClamAV is a GPLv2 open-source antivirus engine for email gateways, file scanning, malware detection, and security integrations.
$0 / perpetualTechZella Directory
Email Security Software in 2026
List of Email Security Software | Last updated: September 11, 2026
Category guide
Software discovery — this page combines TechZella's software profiles, structured comparisons, category guidance, and related topics to help you evaluate email security software.
Find the right fit
Choose email security based on your needs
You do not need to evaluate every tool in this category. Start with the job you need to accomplish, the environment you work in, or the platform you need to support, then narrow the software list from there.
Use cases
Start with the outcome you need. These paths connect the category to specific jobs, workflows and problems that software can help you address.
Email and collaboration security
Explore Email and collaboration security software within the email security category.
2 matching tools →
Archive scanning
Explore Archive scanning software within the email security category.
1 matching tool →
Email gateway scanning
Explore Email gateway scanning software within the email security category.
1 matching tool →
File upload scanning
Explore File upload scanning software within the email security category.
1 matching tool →
Linux on-access scanning
Explore Linux on-access scanning software within the email security category.
1 matching tool →
Malware detection
Explore Malware detection software within the email security category.
1 matching tool →
Industries
Your industry can change the features, integrations, compliance needs and workflows that matter. Explore software already associated with these industry contexts.
Education
Explore Education software within the email security category.
2 matching tools →
Financial Services
Explore Financial Services software within the email security category.
2 matching tools →
Government
Explore Government software within the email security category.
2 matching tools →
Healthcare
Explore Healthcare software within the email security category.
2 matching tools →
Technology
Explore Technology software within the email security category.
2 matching tools →
Cybersecurity
Explore Cybersecurity software within the email security category.
1 matching tool →
Platforms
Platform compatibility can narrow the field quickly. Use these links when the devices or operating environments your team relies on are a key requirement.
API
Explore API software within the email security category.
3 matching tools →
macOS
Explore macOS software within the email security category.
3 matching tools →
Windows
Explore Windows software within the email security category.
3 matching tools →
Android
Explore Android software within the email security category.
2 matching tools →
iOS
Explore iOS software within the email security category.
2 matching tools →
Linux
Explore Linux software within the email security category.
2 matching tools →
Best-fit software
Software to explore by use case and industry
These shortlists connect the category to specific jobs and business contexts. They are designed to help you move from a broad category to a few relevant products without treating every tool as equally suitable for every situation.
Best for use case
View all →Email and collaboration security
Explore software associated with this use case and compare the options that appear most relevant to this category.
Best for use case
View all →Archive scanning
Explore software associated with this use case and compare the options that appear most relevant to this category.
Best for use case
View all →Email gateway scanning
Explore software associated with this use case and compare the options that appear most relevant to this category.
Best for industry
View all →Education
Explore software associated with this industry and compare the options that appear most relevant to this category.
Best for industry
View all →Financial Services
Explore software associated with this industry and compare the options that appear most relevant to this category.
Best for industry
View all →Government
Explore software associated with this industry and compare the options that appear most relevant to this category.
Explore related software
Continue exploring Email Security
Once you understand what you need, use these related category links to broaden or narrow your research. This is navigation rather than another evaluation layer, so it stays compact.
How we compare
TechZella evaluation methodology
This explains what the information on the page means and how TechZella approaches comparison. It is intended to make the evaluation process easier to understand before you rely on a score or shortlist.
TechZella evaluates Email Security software using structured information stored in each profile, documented product capabilities, pricing information, user feedback where available, and evidence collected during research. The evaluation considers features, ease of use, value, performance, support and user sentiment so that the comparison reflects more than a single rating signal.
Use the comparison as a starting point, then check the individual software profile for current pricing, integrations, feature limitations and requirements that matter to your team. A higher TechZella Score does not automatically mean a tool is the right fit for every workflow.
Quick comparison
Email Security Software
| # | Software / Tool | Best For | TechZella Score | User Rating | Pricing |
|---|---|---|---|---|---|
| 1 | Microsoft Defender | Microsoft Defender is a security product family covering endpoint, identity, email, cloud… | 8.5/10 | — | $3.00 / $12.00 |
| 2 | Check Point Harmony | Check Point Harmony is a workspace security suite covering endpoints, mobile devices,… | 8.2/10 | — | Custom quote / Free trial |
| 3 | ClamAV | ClamAV is a GPLv2 open-source antivirus engine for email gateways, file scanning,… | 8.1/10 | — | $0 |
Related categories
Filters
Editorial selection
Email Security Software in 2026
C
Email Security
Check Point Harmony
Check Point Harmony is a workspace security suite covering endpoints, mobile devices, email, web browsing, SaaS applications and remote access.
Custom quote / Annual subscription
M
Antivirus
Microsoft Defender
Microsoft Defender is a security product family covering endpoint, identity, email, cloud applications, and XDR workloads.
$3.00 / user/month, paid yearly