Skype

"Best part about dealing with Company/Business: - Free to install. So no need to shell out for using it. - Application UI is very appealing. It is the industry leader after all. - Free Skype to Skype calls. - Ability to send and receive attachments, chat and last, nice smileys. "

"Worst part about dealing with Company/Business: - Call plan rates are very different in various parts of the world. Will be expensive if your business requires calls to many different parts of the world. - Calls disconnect a lot especially during high traffic on Skype server. - Needs high speed internet for efficient connectivity. "

"Overall Feedback - Skype is the global leader in Business VoIP Software. - You can be in any part of the world and Skype will connect you if you have internet and a Skype enabled mobile phone. - Customer care services are best in industry and Help documentation is readily available. "