76)   CommFort 3.20
CommFort is a client-server chat with voice chat support. Designed for local networks, it provides all functional attributes of the best network communication utility. Its simplicity is complemented by stability and high performance.
License:Shareware, 79 to buy Size: 4930KB

 77)   CommuniCrypt Standard Edition 1.14
RSA-encrypted high secured realtime communication like a messenger. The complete data transfer between both machines are highly encrypted through Public-Key-Encryption with RSA encryption algorithm (RSAES-OAEP).Key length up to 7120 bit.
License:Shareware, 19 to buy Size: 3765KB

 78)   Community Video Chat 5.0
Community Video chat provides multi-user real time audio/video communication without any additional software installation on the client side. It can be integrated with website users database. It is possible to chat in several rooms simultaneously.
License:Commercial, 199 to buy Size: 97KB

 79)   Complete Messenger 1.02
Complete Messenger is the All-in-One messaging solution for you. It provides a convenient interface that allows users to easily communicate over different instant messenger protocols: Oscar(ICQ), MSN, AOL, IRC, Yahoo, Jabber.
License:Freeware, 0 to buy Size: 1066KB

 80)   Computer To Mobile Messaging Software 2.0.1.5
Mobile messaging tool is used to create and send text/bulk sms (marketing, advertisement, event alert, job alert or news) as well as multimedia messages (invitations, season greetings, promotional campaigns) to your friends or employees
License:Shareware, 45 to buy Size: 738KB

 81)   Conqueror Chat 3.1
Build with compatibility in mind; this is one IRC client that will not disappoint. Unlike other IRC clients, Conqueror Chat was designed for both the novice and seasoned veterans in mind concentrating on chatting.
License:Shareware, 15 to buy Size: 2136KB

 82)   CoolPopup 1.01
Easy-to-use WinPopup replacement. Are you dealing with the problem "how to make everybody get to work without talking to everyone individually"? Use CoolPopup!
License:Freeware, 0 to buy Size: 1700KB

 83)   Corporate Text Messaging Software 2.0.1.5
Business text messaging application supports unlimited contacts to send messages to GSM or CDMA mobiles. Business text messaging utility allows user to import phone number list from text file or phone memory contact directory or enter manually.
License:Shareware, 45 to buy Size: 930KB

 84)   Counter Strike MSN Display Pictures 1.0
This free MSN Messenger Display Picture pack contains avatars based on one of the greatest multi-player online games ever created, Counter-Strike! The display pictures are easy to download and use, and are fully compatible with MSN Messenger 6/7!
License:Freeware, 0 to buy Size: 239KB

 85)   CoWork Chat Messenger Server Client 3.0
CoWork Chat Messenger is an easy chat solution to set up your own instant messenger like MSN, Google Talk on both LAN and internet.It is most suitable to friend making web site, office, company, community, secret institution.
License:Shareware, 165.25 to buy Size: 1846KB

 86)   CQPhone 2.3
Voice chat + Video chat + Typing chat. Share pictures and web pages. Awesome voice quality. Works with dialup, DSL and cable modems. Meet new friends on the public random chat list. No cost. No registration. No adware. No spyware.
License:Freeware, 0.00 to buy Size: 2679KB

 87)   Crawler News Reader 1.1
View your favorite news right at your desktop on the toolbar or in System Tray! Add your favorite news or select some from our list. Open the whole article by clicking on the rotating message and much more. All Free and easy to use!
License:Freeware, 0 to buy Size: 1128KB

 88)   Crawler Smileys 1.0.5.30
Crawler Smileys makes expressing yourself more fun! Insert smileys into your messages with a single click. Enjoy over 2,500 animated smileys. Works with AIM, MSN Messenger, Yahoo! Messenger, ICQ, Google Talk and most webmail services.
License:Freeware, 0 to buy Size: 2653KB

 89)   Cryptodyne 2004 6.1.0211
Secure messaging for MSN Messenger using Blowfish and ECC.
License:Commercial, 5.95 to buy Size: 7660KB

 90)   CustomChat Server 1.5
The CustomChat Server is for novices and advanced programmers. Use the Room Creator to design and create a totally customized conference area with multiple chat rooms. It requires only a browser for an Administrator to manage chat rooms.
License:Freeware, to buy Size: 9243KB

 91)   Cyber-What!? 1.0
Cyber-What!? is simple and powerful voice conferencing client/cerver solution for Windows. Supports up to 60 simultaneous speakers on your LAN or via Internet. 1.4kbps up to 350kbps transfer rates for maximum flexibility and resource utililization.
License:Shareware, 35 to buy Size: 900KB

 92)   CyberBuddy 2.12.12
A collection of several useful internet tools, including an Instant Messenger.
License:Freeware, 0 to buy Size: 2.16MB

 93)   CyberLink YouCam 2
CyberLink YouCam 2 - Say More With Video Effects for Your Webcam. Supports Yahoos Yahoo! Messenger, Window Live Messenger, AOL Instant Messenger, or Skype.
License:Shareware, 34.95 to buy Size: 44956KB

 94)   damaka 2.0
damaka enables you to make free phone & video calls anywhere in the world. damaka uses innovative standard's based (SIP) peer-to-peer (P2P) technology to connect you with other users. It also offers free conferencing, voicemail & file transfer.
License:Freeware, 0 to buy Size: 4359KB

 95)   Date.com Toolbar 1.0
Date.com Dating Toolbar is free to download. Stay connected with thousands of other singles with built-in chat and video instant messaging. Receive message alerts when someone is interested in meeting you for a date.
License:Freeware, 0.00 to buy Size: 857KB

 96)   Deluxe Christmas MSN Display Pictures 1.0
With Christmas just around the corner, its time to decorate your MSN Messenger with loads of cool, free Christmas MSN Display Pictures! Check out this brand fun display picture set featuring lots of Christmas related images to get you in the mood.
License:Freeware, to buy Size: 227KB

 97)   Desktop SMS 2.0
This software use to send SMS from desktop to mobile phone. User need to register with SMS Profit (http://www.smsprofit.biz) and become Premium user for full control of this software. This SMS software need internet connection to connect SMS Profit.
License:Commercial, 55 to buy Size: 356KB

 98)   Devil - Instant Messenger 1.6
Communicate in real time, share files & information with ease.
License:Freeware, 0 to buy Size: 3.5MB

 99)   Dialogoo 2.05
Add a free customized, flash Chat for your website just by pasting 1 line of HTML code. The messenger like software allows you to administrate your chat as a moderator. Get full moderator features like: Real time alerts when someone enters the chat.
License:Shareware, 29.90$ to buy Size: 880KB

 100)   DKMessenger v4.5.2
DKMessenger is a free P2P messenger with video, Voice Over IP, text chat, and file transfer capabilities. If you have a microphone and a camera hooked up to your PC, DKMessenger works as a free videophone.
License:Shareware, 4.95 to buy Size: 5000KB