From Sphynx Soft Romania:
MultiLoader is a state-of-the-art, all-in-one video downloader and conversion utility. Designed with simplicity in mind, the application lets you to grab the desired video files from a variety of video sharing websites and to automatically convert them for your favorite multimedia player. MultiLoader is powered by FFmpeg, the leading transcoding open-source library.
MultiLoader automatically detects if the target video service stores a HD copy of the clip and download it upon user's explicit request.
The built-in video converter allows you to convert any of the downloaded files into the format of choice.
The batch video conversion is the ideal feature for users who have to convert more than a single file. It allows you to simultaneously convert up to 99 video files at once without any performance handicap on your machine. Each of the converted file can have its own format and specifications.