Spector 360 is described as 'comprehensive user activity monitoring solution that enables companies to log, retain, review and report on employee activity'. There are three alternatives to Spector 360 for Windows. The best alternative is BrowseReporter. Other great apps like Spector 360 are Screen Anytime (Paid) and SurveilStar (Paid).
BrowseReporter is an employee and computer monitoring software that provides insights into how users are engaging with the internet and computer applications. Track bandwidth, URLs, web surfing time, and more.
SurveilStar is the best employee monitoring software which can prevent data leakage and improve employee productivity. It records all employees' PC activities and defines what your employees can do during working time.