Skype 4.0 is peer-to-peer software for calling other people on their computers and phones which is similar to VOIP services. Now that we have a new version Skype 4.0 with many advanced features like Internet Explorer plug-in updated to version 4.0, Firefox plug-in updated to version Skype 4.0, Extras Manager updated to version, Google contacts importer removed, Skype occasionally crashed on Vista after disconnecting power cable from PC, Skype crashed on Windows 2008, Skype occasionally crashed when importing contacts from several Sources 29.04.2008 Skype 4.0 for Windows.
Skype is having all its original features which are similar to your ordinary phone and so it makes easier to manage calls, also you can see them while speaking to them with Video calling feature. Talk to more friends at a time. In addition the new released Skype updates with many enhancements like Firefox Skype plug-in updated to version Skype 4.0, security fix, changes like bug fix for Video mood and instant messages which did not work when user had Flash Player 10 installed and also Skype crashed when person downgraded from 4.
Skype 4.0 does not just work on Windows it is also for Mac Operating System UniX, Linux and PDAs using Pocket PC, with its original appearance and feel for each platform. Talking, sending instant messages or even file transfers work between different platforms like a charm. Skype calls have excellent sound quality and are highly secure with end-to-end encryption, it is not required to configure your firewall or router or any other networking gear.