allok audio converter is a powerful tool to convert audio formats between mp3, wma, ogg, mp2, wav( pcm, dsp, gsm, adpcm ), g721, g723, g726, alaw, ulaw, vox. the very user-firenldy and easy-to-use interface lets you easily convert audio files in batch regardless of their source formats and target formats. allok audio converter also supports playback with its built-in player.