HitmanPro is described as '(formerly Hitman Pro) is an on-demand malware scanner and removal tool. It will usually do a full-system scan significantly faster than other (traditional) solutions due to its cloud-based scan technique' and is a popular Anti-Virus App in the Security & Privacy category. There are more than 100 alternatives to HitmanPro for a variety of platforms, including Windows, Mac, Android, Android Tablet and Linux. Most alternatives are Anti-Virus and Anti-Malware Apps. The best alternative is Malwarebytes Anti-Malware, which is free. Other great apps like HitmanPro are Avast Free Antivirus (Free Personal), Clam AntiVirus (Free, Open Source), Spybot - Search & Destroy (Freemium) and AdwCleaner (Free).
ESET NOD32 Antivirus is an innovative host-based intrusion prevention system that offers a comprehensive scanning solution. Most importantly, it will not slow down your PC, it's easy to use, and easy to install.
ClamTk is a graphical front-end for ClamAV, an open source antivirus engine for detecting trojans, viruses, malware & other malicious threats. It is designed to be an easy-to-use, lightweight, on-demand antivirus scanner for Linux systems.
Bitdefender comes with real time scanning that is called Virus Shield and an auto-scan mode that checks your system when the computer is idle. Game mode is fully automated and will be enabled when it detects a full screen application running.