FreeFixer is a free anti-malware software that helps users to detect and remove potentially unwanted programs, spyware, adware, and other types of malware. It scans different areas of the computer, including the startup programs, running processes, browser add-ons, and system services, and displays a detailed list of items that can be potentially harmful. The software also allows users to delete or quarantine the identified threats and provides an online file analysis service for suspicious files.