Audio Converter is an easy-to-use app for Android to convert audio WAV, WMA, MP3, OGG, AAC, AU, FLAC, M4A, MKA, AIFF or RA file offline or online. Audio Converter takes three simple steps to finish audio conversion. First click "Choose File" button to choose a audio file on your phone by file browser or click "Sound Picker" button to choose a auido file by default sound picker, then set target audio format and options you want to convert to. Optional options for target audio include audio bitrate and audio sample rate. At last click "Convert Now" button to start conversion. The conversion may take a few seconds to minutes depends on audio file size and CPU performance of your phone. Audio Converter also supports video to audio conversion. For example, you can use this app to convert MKV, WMV, M4V, AVI, MOV, MPEG or MP4 video file to MP3 file. Additionally, we provide free online audio conversion service which doesn't occupy your phone CPU.