HouseCall is a Free Portable Antivirus Software created by Trend Micro. It can be used for detection and removal of potential viruses, trojans, worms, and malware that might reside on your PC. This appears to be a stand alone Free Antivirus Tool that installs temp files during it's launch and removes them on exit. It also should not interfere with any other Antivirus or Antimalware software that may be installed on your Computer.
File Size: 1.75MB
Authors Website: http://housecall.trendmicro.com
Download: Get the 32bit or 64bit HouseCall HERE