Monitoring Software Review is a program which will give you the results of testing and other detailed information about various software products for stealth computer monitoring (so-called keyloggers).
Here is a summary table for you to learn about functionalities of these keyloggers - the testings were carried out according to more than 80 criteria. You can learn about useful capabilities of different keyloggers, how invisible for the user they are (how well they hide themselves in the system), what actions of the user are monitored, whether remote installation is possible, and a lot of other information.