Download and try Avast programs free of charge and get full access to all product functions and technical support for a 30-day trial period. Download Avast Free Antivirus on your Windows, Android, and Mac. World- leading antivirus, compatible with all Windows operating systems. Free forever. Free antivirus for Windows Vista from market leaders - protecting 400 million people. 100% protection against viruses, spyware, ransomware and all malware.
Protect your devices with the best free antivirus on the market. Download Avast antivirus and anti-spyware protection for your PC, Mac and Android. Locate the file you want to move to the Virus Chest ('sample.exe' in the example below) and click Open The file appears in the Virus Chest table. Scan files.