Communication
Skype
                    
Skype is a program that enables you to make video and voice calls over the Internet. The program also allows you to send and receive
 messages, create group video calls with up to 10 people, share files 
with your Skype friends, call to mobiles and landlines worldwide.
Yahoo! Messenger
                    
Yahoo! Messenger - Chat with friends
 and enjoy stealth settings, video calls, PC calls, file sharing, photo 
sharing, SMS, emoticons, & more. Send instant messages in real-time 
to your friends. Share photos from your desktop or Flickr, then discuss 
them over IM while you and a friend view them together. Make a voice 
call to another Yahoo! Messenger user.
Google Talk
                    
You can use emoticons, set status messages, send files or create 
voice mails. In case you are not online on Google Talk, and a friend is 
trying to chat with you, the message he/she wrote to you will be 
displayed to you as soon you log in, thanks to the “history” feature.
Facebook Messenger
                    
Facebook Messenger is a messaging service
 which allows Facebook users to chat with friends right from the 
desktop, but not only that, using it they'll be notified of new friend 
requests and messages. The idea of the application is great as when we 
surf the net or use some other app, this service will definitely come in
 handy, because we won't have to click away to stay in touch with 
friends.
Google Talk Video and Voice Plug-in
                    
Google Talk Video and Voice Plug-in is a free program that enables you to make free video calls
 with up to 10 people and talk face to face with your friends from your 
computer. The program allows you to enjoy video chatting sessions in 
Google Mail, iGoogle and Orkut.
IMBooster
                    
This tool helps you improve and enjoy your Messenger experience, 
offering you a long list of Emoticons, Video Winks, Winks, Big Emos, 
Buddy Bubbles, Mood Avatars and many more. Using IMBooster contents, you
 will be able to express your inner feelings in a much advanced and 
beautiful way.
Mozilla Thunderbird
 Freeware  Download
   
Mozilla Thunderbird is one of the popular email applications. 
This is like Microsoft Outlook which can be used to download emails 
coming to your various accounts. The app can sync with multiple accounts
 and display them in a single window. You can also send mails easily 
using the program - unlike browsers, there is no need to enter your ID 
and password every time you want to read/send mails.
ooVoo
                    
With ooVoo, you can connect with anyone, anytime, with video calls, video messages, phone calls, instant messaging
 and more. Use ooVoo to get face time with people you can't meet in 
person (and save travel time and money!). ooVoo makes life easier and 
more fun.
Video chat with up to 12 friends for FREE. Anytime. Anywhere.
Nimbuzz
                    
Nimbuzz is an application to make phone calls through the 
Internet. It can also be used as an instant messaging application. The 
program is available for smartphones, tablets, MAC, and PC. Making calls
 to a friend who uses the Nimbuzz is free. You can also call to phones 
and landlines with a fee, just like in Skype.
Windows Live Mesh
                    
Access the stuff on your computers from almost anywhere. With 
Windows Live Mesh and the Devices website, you can finally stop emailing
 files to yourself, carrying them around on a USB drive, or worrying 
whether the version you have with you is the latest.
Messenger Plus! Live
                    
Messenger Plus! Live is an add-on for Windows Live Messenger. 
This program adds a lot of new functions to your Messenger. It allows to
 use different skins, and even includes a program that you can use to 
design your own skin, both for the Messenger itself and for the chat 
window.
MSN Messenger
                    
Microsoft Network launched its latest version of chat messenger 
on 18th September 2008.This version is better than others as it has 
option of mail filter and other security options like hiding your 
images.It shows how much storage is available in the messenger window 
itself.
Viber
                    
Viber for Windows lets you send free messages and make free calls
 to other Viber users, on any device and network, in any country. It 
syncs your contacts, messages and call history with your mobile device, 
so you can start the conversation on the Viber mobile application and 
continue from the comfort of your PC.
Mail.Ru Agent
                    
Mail.Ru Agent is Russia’s most popular online communication 
program providing for you to remain in touch with your friends and to 
make new acquaintances.
• Use voice and video communications for free;
• Send and receive messages in popular social networks and messengers;
• Send free SMS;
• Share your impressions via microblogs;
• Take part in multiuser conferences.
Bandoo
                    
Bandoo gives you cool new ways to express yourself in Live 
Messenger, Hotmail, Yahoo IM & Mail, Gmail and Outlook Express, 
pumping your conversations full of endless fun and surprises!
With countless Emoticons, Nudges, Winks, and Images, and new collections
 added regularly, there will always be something new to freshen up the 
conversation!
Windows Live Messenger
                    
Windows Live Messenger combines instant messaging features with 
social networking, so you can stay in touch with the important people in
 your life. Additionally, with Windows Live Messenger you can share photos and videos, and play games with friends while you chat.
LINE
                    
Line for PC brings the famous messaging app for smartphones 
directly to your desktop. The app that is gaining more and more 
popularity and has become one of the major WhatsApp competitors, offers 
PC users a new way of communicating. With LINE, you can make phone calls
 and send text messages to any friend using the app at absolutely no 
cost.
fTalk
                    
fTalk is an instant messenger that lets you chat with your 
friends on Facebook.
Facebook offers this service through its interface, but using fTalk you 
will be able to chat with your friends through this program, whose 
interface is very similar to Windows Live Messenger´s.
ICQ
                    
ICQ is a free program that allows you to make video calls and 
chat with your friends. You can share your photos and videos to all your
 friends including friends from Facebook, GoogleTalk, studiVZ, Mail.ru 
and AIM. You can also connect your email account to ICQ and get 
notifications about new messages.
Paltalk Messenger
                    
Paltalk Messenger is a communication software. It helps you share
 and transfer files, send files to your family and friends, video chat, 
take screenshots, place VoiP calls, call anywhere around the globe. You 
can also meet new friends in thousands of chat rooms.
Vodafone Mobile Connect
                    
Browse the internet directly through your Vodafone mobile phone, 
without any ISP subscription or a modem. Just plug your Vodafone mobile 
phone into your PC or laptop and start browsing - anytime, from 
anywhere.
mIRC
mIRC is a very popular IRC (Internet relay chat) client. This 
program allows you to connect to various networks at the same time. 
Fortunately, it allows voice chat, text formatting and multimedia 
objects. Moreover, it can handle CTCP commands and events. The interface
 is rather straightforward; yet, its design is not very attractive.
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