Skype has finally released a much-needed upgrade to its famous VoIP software, Skype 4.0. They have released the first beta version and is currently only available for Windows users. This has been released to get user feedback which would further help them to improve Skype and release the final version in summer. Skype is very user-friendly as its automatically detects connected audio and video devices, checks for available bandwidth to get you started.
Skype 4.0 comes with many new features and enhancements. The interface has been completely re-designed (now full-screen) and improved to provide the best video-calling user experience. The old UI was built for voice calls, but the new one is for video. Skype is owned by eBay, and has a user base of 309 million with revenues around $126 million in the first quarter.