Great Free AAC to MP3 AMR M4A OGG Converter is professional and perfect audio software. The clear-cut and bright graphic user interface makes the conversion special easy with a few clicks. You can use Great Free AAC to MP3 AMR M4A OGG Converter to free convert AAC to various audios including MP3, AMR, OGG, AAC, AC3, M4A, WAV in batches with amazing fast speed and excellent sound quality to perfectly fit your portable devices. Main Features: Freeware Software: It is professional and multifunctional free audio conversion software Support various output formats: MP3, AMR, OGG, AC3, M4A, WAV Simple steps to play audio on popular portable devices You can freely enjoy your favorite music on iPod, Zune, MP3, MP4 etc popular portable media devices. Excellent Output Quality Get the excellent quality sound just the same as the originals. Fast Ripping Speed beyond Your Imagination ? Based on the advanced conversion engines you can convert with amazing fast speed. Easy-to-use interface: The easy-to-use interface can let you feel convenient to use. You can operate it easily without any technical requirements. Even a beginner can use it easily. Less Time with Batch Conversion Convert many files at a time with batch conversion and save half or more conversion time. Email reply soon We can provide the excellent service including general and techniacl support for you. Auto Show Output Folder Very conveniently and directly open the output folder after conversion. Auto Shutdown Computer Auto shutdown the computer or open the output folder after conversion. No virus, No spy ware, No Adware Absolutely clean and safe to install and run, No Spyware, No Adware, No Virus.