Avast One vs Total Defense Internet Security: side-by-side comparison (2026)

Avast One: All-in-one security suite with antivirus, VPN, and scam protection. Built by Avast.

Total Defense Internet Security: Consumer antivirus & internet security suite for PCs, Macs, and mobiles. Built by Total Defense.

The table above shows where their features, integrations, deployment and company size fit differ.

Avast One is made by Avast. Total Defense Internet Security is made by Total Defense. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Avast One and Total Defense Internet Security are both Endpoint Protection Platform products, and both cover Windows Security, macOS. Use the table above to see where features, deployment and company size fit differ.