| Position |
Weeks on chart |
Product Name |
CNET Editor's Rating / Average User Rating |
Total downloads / Last week |
1
|
185
|
Protect your computer from viruses and malicious programs.
OS: Windows 2000/XP/Vista
License: Free
File Size: 46.13MB
|


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|
111,603,102

2,195,796
|
2

2
|
259
|
Share files online.
OS: Windows (all)
License: Free
File Size: 4.67MB
|


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|
153,530,566

824,948
|
3

3
|
294
|
Protect your personal home computer from malware attacks.
OS: Windows 2000/XP/2003 Server/Vista
License: Free
File Size: 18.27MB
|


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|
299,675,541

741,334
|
4

4
|
45
|
Detect and remove more than viruses from your computer.
OS: Windows 2000/XP/Vista
License: Free
File Size: 21.28MB
|


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|
12,030,870

445,428
|
5

5
|
76
|
Scan your computer for viruses, worms, and Trojan horses.
OS: Windows (all)
License: Free
File Size: 23.11MB
|


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|
26,501,010

389,272
|
6

7
|
41
|
Download and share files on Gnutella and Bittorrent network.
OS: Windows 2000/XP/Vista
License: Free
File Size: 14.25MB
|


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|
8,322,847

340,804
|
7

9
|
329
|
Manage RAR and ZIP archives.
OS: Windows (all)
License: Free to try; $29.00 to buy
File Size: 1.15MB
|


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|
63,164,026

260,258
|
8

8
|
2
|
Join live-video chat rooms from around the world.
OS: Windows 2000/XP/2003 Server/Vista
License: Free to try; $49.95 to buy
File Size: 7.98MB
|


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|
28,674,976

253,833
|
9

10
|
455
|
Zip and unzip your files quickly to conserve disk space and greatly reduce e-mail transmission time.
OS: Windows 2000/XP/Vista
License: Free to try; $29.95 to buy
File Size: 13.03MB
|


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|
184,614,871

247,186
|
10

11
|
210
|
Share and download files from BitTorrent and chat with your friends.
OS: Windows NT/2000/XP/2003 Server/Vista
License: Free
File Size: 5.77MB
|


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|
64,558,177

242,329
|
11

12
|
280
|
Search your hard disk and Registry for threats to your security and privacy.
OS: Windows (all)
License: Free
File Size: 14.38MB
|


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|
100,715,701

200,387
|
12

16
|
191
|
View and edit most graphics formats in a fast and simple way.
OS: Windows (all)
License: Free
File Size: 1.25MB
|


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|
33,947,189

199,537
|
13

15
|
84
|
Play Flash video files on your PC.
OS: Windows 2000/XP/Vista
License: Free
File Size: 3.36MB
|


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|
11,198,172

157,507
|
14

6
|
300
|
Communicate instantly using the latest version of this popular chat client.
OS: Windows 98/Me/2000/XP
License: Free
File Size: 11.07MB
|


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|
166,860,510

146,856
|
15

14
|
61
|
Protect, repair, optimize, and clean your computer in one click.
OS: Windows 2000/XP/Vista
License: Free
File Size: 6.25MB
|


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|
7,400,034

146,308
|
16

13
|
33
|
Chat with other people and participate in group discussions.
OS: Windows (all)
License: Free to try; $20.00 to buy
File Size: 1.66MB
|


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|
16,424,069

143,021
|
17

17
|
41
|
Detect and correct out-of-date drivers and software automatically.
OS: Windows 2000/XP/Vista
License: Free to try; $29.95 to buy
File Size: 5.66MB
|


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|
8,881,754

136,425
|
18

18
|
15
|
Download YouTube videos and convert them to various formats.
OS: Windows 2000/XP/Vista
License: Free
File Size: 3.39MB
|


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|
2,462,820

121,767
|
19

19
|
455
|
Read Adobe PDF files on your desktop or on the Web.
OS: Windows 2000/XP/Vista
License: Free
File Size: 33.5MB
|


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|
39,981,275

116,168
|
20

20
|
75
|
Play back video files in most of the popular video formats.
OS: Windows Me/2000/XP/2003 Server/Vista
License: Free
File Size: 5.53MB
|


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|
7,517,446

115,092
|