Screen recording can be used to create tutorial, presentation etc. You can share your recorded screen video for offline viewing or web publishing. To record your computer screen you need screen recording software. There are many paid screen recording and capturing software.
If you are looking for free screen recording software which can provide you all features of paid software then look for BB FlashBack Express. Previously BB FlashBack Express was paid software recently it was made available for free.
BB FlashBack Express comes with great features
Record Everything
Record a commentary or PC sounds while recording the screen. Record a window, region or full screen. BB FlashBack Express free screen recorder has an easy to use interface that makes it a breeze.Review your recording frame by frame with the movie player.
Screencast Sharing
The BB FlashBack Express free screen recorder has one-click upload to YouTube, Blip.tv, Viddler and Revver.Share your 
movie by sending a URL or embed it in a webpage.
Webcam Recording
Give your presentations the personal touch with picture-in-picture webcam video.The BB FlashBack Express free screen recorder records from your webcam while it records your screen. Easy.
Vista Compatible
Capture Vista’s ‘Aero’ effects. BB FlashBack Free records all Vista graphics modes.
Certified for XP
Microsoft has granted the BB FlashBack Express free screen recorder the ‘Designed for Windows XP’ certification, guaranteeing a higher level of quality and integration with Windows XP
May 22, 2009
It is a cool software. Thanks for sharing.