Program4Pc Audio Converter Pro lets you convert all your music by batches so it really doesn’t matter what the length of each file is, the tool gives you dozens of different alternatives to choose from with a ton of different devices.
The formats that you can choose from are: MP3, WAV, OGG, WMA, M4A, AAC, AMR, MP2, RA, AC3, FLAC, MKA, AU, AIFF, M4B, M4R and SWF. You can also choose from other specific formats for iPhone, iPod shuffle, iPod nano, iPod touch, iPod classic, Zune, Archos, iriver, Zen, Feature Phone, Android OS and Sony Walkman.
In order to start the conversion, you just need to locate the files and open all the ones you need to modify. Once you’ve marked and selected them, you can click on the start button and the process will start. Keep in mind that the process could take a few minutes, depending on the number of tracks.
It only converts the first three minutes of a file.