NB is the best and most undetectable keylogger you can find on the Internet. By using the latest in computer monitoring techniques, NB keylogger tracks all activities that occur on the monitored computer (Internet browsing, keyboard usage, user names and passwords, messenger conversations, programs used, Facebook activity, emails etc. etc.).
The official website for NB keylogger: www.netbull.com
Net Spy Pro
In comparison to NetBull allows you to monitor your network from anywhere! It immediately begins to record all activity on the client PCs. Activities such as emails, web sites, chat conversations and much more are captured, including screenshots.