Best performance (speed): Kaspersky Internet Security ($79.95)
Best usability: Avira Antivirus Pro ($44.99)
Best Android security app: Qihoo 360 Security (free)
Best cleanup tool: Kaspersky Virus Removal Tool (free)
Best repair tool: Malwarebytes Anti-Malware (free)
In addition, this week at the Mobile World Congress, AV-Test gave Norton Mobile Security (free) its Innovation Award for telling Android users whether an app is risky before they download it from Google Play.
Top rated for 2014:
AVG (and gold for Malware Removal)
ESET (and gold for Lowest False Positives)
Kaspersky (and gold for File Detection and Best Overall Speed)
Keep all your software - not just the security apps - up-to-date for the best protection.