Great Downloader easy to use can convert into multiple file formats. Fast and impressive
Sidify Music Converter - Sidify Music Converter for Spotify is a popular tool used to convert Spotify music to MP3/AAC/WAV/FLAC/AIFF/ALAC. It keeps original audio quality and ID3 tags after conversion.
Video DownloadHelper - Browser extension to download videos from the Web
DRmare Spotify Music Converter - DRmare Spotify Music Converter is designed to download songs and playlists from Spotify to MP3, FLAC, MAV and other audio formats for playing on any device offline.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
TunePat Spotify Converter - TunePat Spotify Converter is specially designed for converting Spotify songs to MP3/AAC/FLAC/WAV/AIFF/ALAC.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.