5 FREE Antivirus Software for Commercial or Business use
You can use Microsoft Security Essentials to help guard against viruses, spyware, and other malicious software. It provides real-time protection for your home or small business PCs.
Microsoft Security Essentials is free, simple to install and easy to use. It runs quietly and efficiently in the background so you don’t have to worry about interruptions or making updates.
It is clearly stated on Microsoft website that “Microsoft Security Essentials is available for small businesses with up to 10 PCs.
Comodo Internet Security is a free internet security and best for business use. Comodo Internet Security can satisfy all your needs. Secures all connections when you are online, prevents all viruses and online threats, provides fast cloud-based scanning and improves your PC performance and efficiency.
Nano is a good free Antivirus and can be used for business purpose also without any restrictions. Install NANO AntiVirus for reliable protection of your PC from viruses, trojans, winlockers, ransomware and other kinds of malware.
Immunet free Antivirus is also good for business use. Immunet free Antivirus is ideal for consumers who want fast protection that doesn’t slow down their PC, including students, families, and netbook users.
ClamWin is a free Antivirus program for Microsoft Windows 8/ 7 / Vista / XP / Me / 2000 / 98 and Windows Server 2012, 2008 and 2003.
ClamWin free Antivirus is used by more than 600,000 users worldwide on a daily basis. It comes with an easy installer and open source code. You may download and use it absolutely free of charge.