(1) 免費 AVG Anti-Virus Free + AVG Anti-Spyware Free
http://free.grisoft.com/doc/1/lng/us/tpl/v5
(2)
avast! 4 v.4.8 登記后會電郵回序號免費一年,到期后可再續期
http://www.avast.com/
(3) Ad-aware 2007 Free - 老牌間諜木馬防護工具
http://lavasoft.com/single/trialpay.php
(4) VaioSoft Recovery Manager 免費還原 USB Thumb Drive 、磁碟、記憶卡等
http://vaiosoft.com/products/recoverymanager.html
(5) Zero Assumption Digital Image Recovery (ZAR ver.8.3) 免費相片還原軟件,官方表示可還原 JPEG、GIF、TIFF、CRW(Canon RAW)、MOV(Quicktime)、WAV(Audio) 等多種格式
http://www.z-a-recovery.com/digital-image-recovery.htm