From MOVAVI:

Movavi Flash Converter - the ideal tool for downloading video from YouTube, Google and other popular video-sharing websites and converting Flash (.flv) videos to any format for any device.
With Movavi Flash Converter, in just a couple of minutes, you can save Flash video to your iPod, PSP, iPhone or any other cellphone, computer ... the list is almost endless. You can even save whole collections of your favorite viral Flash videos and convert them to the best format for burning to DVDs!
Key Features:
- Download Flash video from YouTube and other popular video-sharing websites (the list is growing almost every day!)
- Save online Flash video to all popular video formats.
- Convert Flash video files held on your computer.
- Store video on any mobile device - iPod, Apple TV, PSP, Zune, laptop, PDA, iPhone, any other cellphone.
- Extract audio tracks and save them as WMA or WAV files.
- Prepare your favorite videos for high-quality CD/DVD burning.
- Handy preview mode.
- Batch conversion.
- Ready-made presets for all major output formats.
- Automatic URL insertion.
- Easy to use - no knowledge of video formats required!