Bitdefender vs ClamAV
A detailed comparison to help you choose between Bitdefender and ClamAV.
Bitdefender Top-rated antivirus with minimal system impact. | ClamAV Open-source antivirus engine used by mail servers worldwide. | |
|---|---|---|
| Rating | 4.8 (159 reviews) | 3.8 (237 reviews) |
| Pricing Model | paid | free |
| Starting Price | From $2.49/mo | Free |
| Best For | Best for users needing comprehensive antivirus and malware protection | Best for users needing comprehensive antivirus and malware protection |
| Free Tier | ||
| API Access | ||
| Team Features | ||
| Open Source | ||
| Tags | — | — |
| Visit Bitdefender → |
Bitdefender
Pros
- + 110-country server list
- + Kill switch and split tunneling included
- + WireGuard support recommended by Bitdefender
- + 2025 independent no-logs audit stated
- + Premium plan supports 10 devices
Cons
- - VPN service relies on Hotspot Shield backend
- - Free tier limited to 200 MB/day per device
- - No port forwarding support reported
- - Some features limited depending on protocol/platform
ClamAV
Pros
- + Free, GPLv2 open-source antivirus engine
- + Strong for mail gateway and server scanning
- + Daemon mode enables efficient repeated scanning
- + Linux on-access scanning via clamonacc
- + Official signatures shipped in signed CVD containers
- + Supports local Unix socket or TCP clamd protocol
Cons
- - No on-access scanning feature on Windows
- - Not a full consumer AV suite or GUI-first tool
- - clamd TCP socket is unauthenticated by default
- - Third-party signatures can add security risk
- - clamscan can be inefficient for frequent scans
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