Replay Converter is an easy-to-use audio/video file converter, with the most options for iPod including iPod Video, M4B (iPod Bookmarkable Audiobook), M4A, and AAC. Replay Converter is also a great way to convert DVDs, Flash Video (like YouTube), Windows Media and other Web formats. Just pick the files to convert, choose an output format, and click a button to start. Everything happens automatically.
Version 2.41 improved support for FLV and Real files, and fixes some audio/video synchronization issues.