Avast Antivirus is a comprehensive security solution designed to protect your devices from a wide range of online threats. It provides real-time protection against malware, ransomware, phishing, and other cyber threats. With features like smart scan, email protection, and Wi-Fi security, Avast ensures your data remains safe while browsing, shopping, or banking online. Trusted by millions, Avast offers both free and premium versions, catering to individual and business needs alike.