The developer (Qihoo 360) offers the core antivirus, system cleanup, and speed-up tools with no hidden fees or expiration. The Premium version is an optional upgrade that adds specific perks such as: An ad-free experience. Special themes for the interface. Priority for security updates and technical support. Advanced disk shredder and driver updater tools.
A common search phrase among users is — a quest for premium (Pro) features without paying. But is there a legitimate "list" of working keys? The short answer: No. 360 total security license key list