As the professional YouTube Downloader for Mac, Bigasoft YouTube Downloader is specially designed for Mac users. It supports downloading YouTube videos in HD (high-definition 720p, 1080p, and 2k), ultra high definition (4K), 3D video and stand definition with a single click in fast speed.
Downloading multiple YouTube videos in batch is one of the most outstanding features of the new and professional Mac YouTube Downloader. Two download quality options are provided. You can choose to download the "Best Available" of a YouTube URL (usually in MP4 format) or to download the normal quality of a YouTube URL (usually in FLV format).
Bigasoft YouTube Downloader for Mac is closely connected with almost all video sharing and video publishing websites like Facebook, Google Videos, Metacafe, eHow, Vimeo, MTV, BBC, Dailymotion, etc. and can easily download videos from them.