fre:ac is a free audio converter and CD ripper for various formats and encoders. It features MP3, MP4/M4A, WMA, Ogg Vorbis, FLAC, AAC, and Bonk format support, integrates freedb/CDDB, CDText and ID3v2 tagging and is available in several languages.
- Converts between MP3, MP4/M4A, WMA, Ogg Vorbis, FLAC, AAC and Bonk formats
- Integrated audio CD ripper with freedb/CDDB support
- Easy to learn and use, still offering expert options when you need them
- Portable application to install on a USB drive and run everywhere
- Completely free and open source without any ads or other malware
That's exactly what i've needed. Great app!