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Antivirus Software
ClamAV
ClamAV is a GPLv2 open-source antivirus engine for email gateways, file scanning, malware detection, and security integrations.
$0 / perpetualTechZella Directory
Best Email Security Software in 2026
List of Email Security Software | Last updated: September 11, 2026
Quick comparison
Best 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 |
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Best Email Security Software in 2026
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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
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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