Kaspersky Anti-Virus Personal secures your PC against viruses and Trojans, as well as adware, spyware and other malware. It also scans your incoming and outgoing mail in real-time, offers real-time protection and on-demand scanning. Kaspersky Anti-Virus Personal scans inside compressed files, and offers automatic updated of virus signatures every 3 hours.

Kaspersky Anti-Virus Key Features:
1. Premium Protection
2. The Best Anti-Virus Protection
3. Ranked #1 for anti-virus detection*
4. The industry's fastest response time to new
5. Internet threats
6. Standard automated hourly anti-virus updates (Tiny at ~50 Kb each!)
7. The most monthly updates available!
8. Real-time e-mail, file and web scanning for safe surfing
9. Robust Spyware Protection
10. #1 in spyware & adware detection
11. Prevents rootkits and keyloggers from stealing personal data
12. Automatically removes hidden spyware
13. Impressive System Performance
14. The least processor, memory and bandwidth resources required??
15. Rapid iSwiftT and iCheckerT virus scanning for accelerated performance
16. Automatic balancing of scan speeds with increased user activity
17. Ideal for instant messaging and WiFi
18. Minimize Any Downtime
19. Easy-to-create rescue disk instantly restores your system if damaged
20. Rapidly rollback any malicious changes including restoring encrypted data

The license of this software is Free Trial Software, the price is $59.95, you can free download and get a free trial.