It is the fastest screen video recorder on the market, with a speed comparable to TechSmith's Camtesia Studio, and way better than any other similar software we have tested.
Capture AVI video from the full screen, a window, a rectangle region, or a defined area around the cursor. Decide whether you want the cursor image to be included. You can even record audio into the AVI, from the microphone, line-in, or speakers.
River Past Screen Recorder Pro allows you to record to WMV files using Microsoft's Windows Media Screen codec, which is specialized in producing high quality and small screen videos.