| Position |
Weeks on chart |
Product Name |
CNET Editor's Rating / Average User Rating |
Total downloads / Last week |
21

21
|
122
|
Update your Ad-Aware SE definition file to the latest release.
OS: Windows 98/Me/NT/2000/XP
License: Free
File Size: 3.91MB
|


Read user reviews
|
5,481,342

12,043
|
22

25
|
61
|
Maintain your anonymity and protect your privacy when accessing free Wi-Fi hotspots.
OS: Windows 2000/XP/Vista
License: Free
File Size: 3.04MB
|


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Read user reviews
|
609,556

11,551
|
23

22
|
94
|
Protect yourself and your PC from spyware, adware, viruses, and information theft while surfing the Web.
OS: Windows 2000/XP/Vista
License: Free to try; $69.99 to buy
File Size: 46.54MB
|


Read user reviews
|
1,740,087

10,798
|
24

27
|
71
|
Update your Kaspersky Anti-Virus with the latest overall set of virus definitions.
OS: Windows (all)
License: Free
File Size: 26.37MB
|


Read user reviews
|
954,861

10,750
|
25

31
|
19
|
Scan, repair, and protect your computer.
OS: Windows (all)
License: Free
File Size: 6.17MB
|


Read user reviews
|
440,092

10,088
|
26

24
|
1
|
Encrypt keystrokes to protect your username and password from keyloggers.
OS: Windows 2000/XP/2003 Server/Vista
License: Free
File Size: 1.09MB
|


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Read user reviews
|
207,021

9,277
|
27

29
|
3
|
Detect and remove malware from your computer.
OS: Windows NT/2000/XP/2003 Server/Vista
License: Free to try; $24.95 to buy
File Size: 1.74MB
|


Read user reviews
|
107,353

8,990
|
28

26
|
91
|
Detect and eliminate viruses and Trojan horses, even new and unknown ones.
OS: Windows 2000/XP/Vista
License: Free to try; $79.95 to buy
File Size: 25.57MB
|


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Read user reviews
|
2,085,893

7,750
|
29

19
|
41
|
Protect your PC from harmful threats.
OS: Windows XP/Vista
License: Free
File Size: 18.66MB
|


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Read user reviews
|
557,594

7,737
|
30

35
|
18
|
Keep viruses, malware, adware, and spyware out of your PC.
OS: Windows NT/2000/XP/Vista
License: Free to try; $28.00 to buy
File Size: 20.72MB
|


Read user reviews
|
199,640

6,727
|
31

28
|
97
|
Set up an effective firewall and prevent unauthorized online activity.
OS: Windows 2000/XP
License: Free
File Size: 4.09MB
|


Read user reviews
|
1,037,600

6,614
|
32

33
|
122
|
Remove and block all types of spyware on your computer.
OS: Windows 2000/XP/Vista
License: Free to try; $29.95 to buy
File Size: 13.34MB
|


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Read user reviews
|
10,931,566

6,420
|
33

30
|
122
|
Protect yourself against the full spectrum of Internet malware threats including rootkits.
OS: Windows 2000/XP/Vista
License: Free to try; $29.99 to buy
File Size: 29.9MB
|


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Read user reviews
|
2,401,545

6,385
|
34

32
|
6
|
Protect your system from parasites, viruses, and identity theft while surfing the Web.
OS: Windows 2000/XP/2003 Server
License: Free
File Size: 9.92MB
|


Read user reviews
|
149,322

5,377
|
35

36
|
11
|
Prevent your children from accessing adult-oriented Web sites.
OS: Windows 98/NT/2000/XP
License: Free
File Size: 1.15MB
|


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Read user reviews
|
356,749

5,328
|
36

34
|
22
|
Create a file-based virtual partition in memory from your system partition.
OS: Windows XP/2003 Server/Vista
License: Free
File Size: 2.12MB
|


Read user reviews
|
364,155

5,292
|
37

38
|
122
|
Eliminate pop-up windows without adjusting proxy settings.
OS: Windows 98/Me/2000/XP
License: Free
File Size: 511.7K
|


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Read user reviews
|
5,835,210

4,851
|
38

39
|
122
|
Update Norton AntiVirus virus definitions and antivirus products of multiple versions.
OS: Windows (all)
License: Free
File Size: 32.04MB
|


Read user reviews
|
4,217,125

4,751
|
39

42
|
10
|
Protect your computer from malicious software.
OS: Windows 2000/XP/Vista
License: Free
File Size: 2.05MB
|


Read user reviews
|
249,827

4,531
|
40

48
|
19
|
Protect your PC from harmful Internet threats.
OS: Windows 2000/XP/Vista
License: Free to try; $54.99 to buy
File Size: 60.07MB
|


Read full review


Read user reviews
|
1,460,012

4,495
|