I've analyzed the given text and identified key information about YouTube to MP3 converters. Here's a summary:

Free YouTube to MP3 Converter Premium 4.3.100.831

* A free tool that converts YouTube videos to audio file format

* Portable version available (72.99 MB)

* Can be downloaded from an offline installer link

Other Converters Mentioned

* YTD Video Downloader: A popular converter for YouTube, Facebook, and Vimeo videos

* Y2mate: A free YouTube converter with fast MP3 and video downloads in high quality

Features of Free YouTube to MP3 Converter Premium 4.3.100.831

* Converts YouTube videos to MP3, MP4, AVI, 3GP, and WMV formats

* Can transfer videos to iTunes automatically and convert them to iPhone/iPad/iPod devices

* Allows setting tags, artworks, and specifying file names for downloads

System Requirements

* Not specified in the given text; please check the official website or documentation for system requirements.

If you need any further assistance or information about YouTube to MP3 converters, feel free to ask!

Free YouTube to MP3 Converter Premium 4.3.100.831 for apple instal free