Best Antivirus Software in the UK (2026)
Whether you use Windows, Mac, or mobile, you need reliable antivirus protection. We have reviewed the top antivirus products available in the UK, looking at detection rates, speed impact, and value for money.
1. Bitdefender Total Security
Best for: All-round protection
Bitdefender consistently tops independent lab tests for malware detection. Total Security covers up to 5 devices across Windows, Mac, iOS, and Android.
- Near-perfect malware detection
- Minimal system impact
- VPN included (200MB/day)
- Anti-tracker and privacy tools
2. Norton 360
Best for: Feature-rich security suite
Norton 360 packs in antivirus, VPN, password manager, cloud backup, and dark web monitoring all in one package.
- 100% malware detection in tests
- Unlimited VPN on select plans
- Cloud backup (up to 75GB)
- Dark web monitoring
3. Windows Defender
Best for: Free built-in protection
Microsoft Defender has improved dramatically and now offers solid protection at zero cost. Good enough for most casual users.
- Free with Windows 10/11
- Good detection rates
- No extra software to install
- Minimal performance impact