Let's say you downloaded a video from BitTorrent or a similar file-sharing service. And you want to watch that video on your Apple iPod or iPhone. Alas, iTunes doesn't play nice with the Divx and Xvid formats that are the most common types for videos distributed via BitTorrent and the like.

Enter , which can transcode just about any video format (including AVI, FLV, and VOB) to iPod/iPhone-friendly H.264 or MPEG-4. A new 4.04 version was just released, and it's better than ever.

It's not, however, the most user-friendly program in the world, so here's a quick walk-through:

Download and install the proper version for your device (there are six versions of Videora, one each for the iPod Video, iPod nano, iPhone 3G, etc.).

Run the program, then click the Convert button.