Free M4A AAC OGG WAV MP3 audio converter converts the following audio file formats: wav to mp3, m4a to mp3, aac to mp3 and ogg to mp3, plus others. You can select audio files and convert m4a to mp3, for instance.
With the assist of Top OST converter software and tools, you can effectively transfer/convert exchange OST (offline storage files) files into PST (personal storage files) file format instantaneously.