Here are a lists of free online virus scanner, only Bitdefender requires a plugin installed onto your browser to perform a quick scan, where as the others requires a simple download. The quick and simple web scan is ideal for those searching for second opinions on the health of their Windows 10 PC, especially after a clean up by your primary antivirus. Since these security scanners are free, I highly suggest trying all of them to know the real situation of your computer.
↓ 01 – Norton Security Scan [ Scan Only | Windows ]
Use Norton Security Scan to determine if your system has been infected with viruses, malware, spyware, or other threats. Newly added — the Cookie Manager that you can use to check for suspicious or dangerous cookies and remove those that raise a concern.
↓ 02 – TrendMicro HouseCall [ Scan + Remove | Windows & Mac]
HouseCall is Trend Micro’s highly popular on-demand antivirus software scanner for identifying and removing viruses, trojans, worms, unwanted browser plugins, and other malicious software. HouseCall Antivirus includes the following features:
- Stand-alone eliminates compatibility issues associated with browser-activated scanners
- Smart Scan delivers the latest antivirus protection while reducing download times
- Enhanced Detection and Cleanup addresses rootkits and other sophisticated threats
- Enhanced Scanning performance speeds threat detection
- Vulnerability scans find threats on other devices connected to your home network
↓ 03 – F-Secure Online Scanner [ Scan + Remove | Windows ]
F‑Secure Online Scanner helps to get rid of viruses and spyware that may cause problems on your PC, and it works even if you have another security software installed on your computer. F‑Secure Online Scanner is easy to use with just a couple of clicks: just download it and run it. It does not leave anything on your PC.
↓ 04 – McAfee Security Scan Plus [ Scan Only | Windows ]
McAfee Security Scan Plus is a free diagnostic tool for you to check your computer for core protection and determine if its on and up to date. It detects malware, trojans, and potentially unwanted programs in running processes and modules loaded by these processes. It also scans browser history and cookies.
↓ 05 – ESET Free Online Scanner [ Scan + Remove | Windows ]
Detect and remove malware on your PC with a powerful and user-friendly tool that uses the same ThreatSense® scanning technology and signatures as ESET Smart Security and ESET NOD32 Antivirus — just by using your web browser.
↓ 06 – Kaspersky Security Scan [ Scan Only | Windows ]
A very simple quick scan for viruses and malware, during the download of Kaspersky Security Scan, there will be a download of Kaspersky Security Scan installation files, as well as Kaspersky Software Updater which is an integral part of Kaspersky Security Scan.
↓ 07 – BitDefender Quick Scan [ Discontinued ] [ Scan Only | Windows ]
Bitdefender QuickScan uses in-the-cloud scanning technology to detect active malware on your system, in under a minute. Because it focuses on active e-threats, the product uses just a fraction of the system resources needed by a regular virus scan and requires no time-consuming virus signature updates, as the detection process is performed by remote Bitdefender servers.