A lot of the users who use Windows computer systems feel that they are not required to pay for an antivirus scan product, while most of the users using Mac devices feel that they are not in need of any kind of protection at all. Since they have a higher profile and also a much larger user base, Windows systems are the most often targeted devices. However, that does not rule out the possibility of shifting the malware target to Mac OS devices and even phones today.

Usually, Windows antivirus software products have been generally tested and reviewed to be the best, hence users do not mind paying for it.

Given below is a list of free online antivirus scan products that gives details that can assist in choosing the right antivirus program:

• ESET online virus scan and free virus scan can detect and remove malware. This service provider offers a single scan which is easy to use and can run using browsers such as Firefox, Opera, Edge, Chrome, and Internet Explorer 6. ESET online virus scan offers benefits to the users such as the simple one-click PC scan that requires no registration of contact details, the ESET online virus scan can detect the known as well as unknown internet threats such as Trojans, worms, viruses, phishing, and spyware. ESET online virus scan makes use of the latest algorithms of threat and heuristic detection, which are available through the threat lab of ESET. To find hidden malware, ESET online virus scan scans the files that are archived.
• Kaspersky security scan has an antivirus scan feature that can scan the system and the files contained to detect malware and viruses. This is an award-winning protection product that is compatible with Mac OS and mobile devices. This Kaspersky security scan can protect the system by way of blocking harmful files.
• The Quick Heal free virus scan offers two online virus scans for the systems. One of the free online virus scans can detect the malware which is known along with other malicious programs that are hidden in the system. The other free online virus scan product is called the DNA Scan that can detect new malware threats which have characteristics that are unknown. Quick Heal offers free online virus scan along with accurate spyware and other forms of Malware scans. Quick Heal scans the system and detects suspicious files by using the DNA scan Technology which is updated on a regular basis in order to make it easy for the detection of real-time threats.
• The virus scan offered by Comodo is also extremely effective. The scan conducted by the virus scan offered by Comodo is quick. By the time the scan is completed, every malware is removed.
• The virus scan offered by Avira works like an AV engine and is the same as that. However, the point of distinction between AV engine and the virus scan offered by Avira is that the AV engine will perform all the tasks on the computer while virus scan offered by Avira will carry out its function on the website. For this, the users needs to feed in the URL and run the files through to detect if the file has any malicious code hidden in them. A maximum of 5 files that do not exceed 50 MB can be uploaded for scan.