Avast One

Avast One is a flexible, free-to-start cybersecurity app that gives people powerful protection from day one, including antivirus, real-time threat protection, AI-powered scam detection, a no-log VPN, data breach monitoring, AI Agent Protection, and device cleanup, while letting them add only the extra features they want as their needs evolve. Available on Windows, macOS, Android, and iOS, Avast One is designed to put people in control of how they protect their digital lives.