Second opinion scanners are highly recommended these days. Our life is getting dependent on tech gadgets specially on smartphones and computers. And both these devices are on high risk of cyber threats like viruses, malware, crimeware, ransomware etc. Everyone recommends to install an antivirus in the system and we mostly follow this. But still we are at risk, so sometime we require to scan our system for a second opinion to make sure that our system is really free from all threats.