A panel of judges voted 2-1 that, 'We hold that the phrase 'otherwise objectionable' does not include software that the provider finds objectionable for anti-competitive reasons.' Controversies Engima appealed to the United States Court of Appeals for the Ninth Circuit and the court reversed the lower court's decision. On November 7, 2017, Enigma's case was dismissed by the US District Court. The lawsuit arose after Malwarebytes' software began targeting SpyHunter as a potentially unwanted program.

In October 2016, Enigma Software filed a lawsuit against popular security software vendor, Malwarebytes, for anti-competitive behavior. In March 2017, Enigma Software announced in a press release that a settlement had been reached in the lawsuit against Bleeping Computer, and that both cases would be dismissed. In turn, Bleeping Computer filed a lawsuit against Enigma Software also for an alleged smear campaign. It alleged that the latter engaged in a smear campaign with the purpose of driving potential customers away from SpyHunter to affiliate competing products. In February 2016, Enigma Software filed a lawsuit against Bleeping Computer, a computer support website. The reviewer concluded, 'Enigma SpyHunter 4 does what it promises, eliminating active malware and killing malware that launches at startup. PC Magazine gave SpyHunter a 'GOOD' rating, 3 out of 5 stars, in March 2016.PC Magazine gave SpyHunter a 2 out of 5 star rating in March 2004, saying it was good at spyware detection, but complained about the performance and usability.SpyHunter also has a custom fix from the Spyware Helpdesk team. In the paid version, the user is able to receive support from a built-in HelpDesk.

EnigmaSoftware also offers a service on its website called 'ESG MalwareTracker', it shows the most infected countries where SpyHunter has detected malware. Purchase is required to remove found malware. SpyHunter has a free version, which allows the user to scan their computer. SpyHunter is currently at version 5, and receives daily definition updates.

Spyhunter 4 update