Have you face this problem: once you find out a favorite song , so you can not help want to put this song into your new ipod. But unlucky your ipod can not support this song in .aac files
so what will you to do next .

Just take it easy, you can convert this song into mp3 format by the convert software

Before we convert AAC to MP3, Let’s know more about AAC format

Advanced Audio Coding (AAC) is a standardized, lossy compression and encoding scheme for digital audio. Designed to be the successor of the MP3 format, AAC generally achieves better sound quality than MP3 at similar bit rates. AAC is the default or standard audio format for: Apple's iPhone, iPod, iPad, Nintendo DSi, iTunes, DivX Plus Web Player, Sony's PlayStation 3 and is supported by Sony's PlayStation Portable, latest generation of Sony Walkman, phones from Sony Ericsson, the latest S40 and S60 models from Nokia, Android based phones, Nintendo's Wii (with the Photo Channel 1.1 update installed for Wii consoles purchased before late 2007), the Nintendo DSi and the MPEG-4 video standard.

If you don't have iTunes, and don't want to install it for this one-time job,

The following steps is telling you how to convert aac to mp3 by a convert software

Step 1: Free download AAC to MP3 Converter, install and run this software.
Then you come into the main menu

Step 2: Clicking "Add" button or directly drag-drop protected AAC files. Alternatively, you can click "File -> Add Media Files..." to add AAC files.
Note: this software support batch AAC to MP3 conversion, so that you do not need add you aac files one by one if you want to convert many AAC format files. I really appreciate this convenient function.

Step 3: click the "Setting" button, to select the output format. choose MP3 format (*.mp3), also you can custom the music. if you do not want to convert into MP3 files ,you can select from this menu

Step 4: after you finished all of this settings. Click the “Start” button to start converting AAC to MP3.

When the conversion finished, you can enjoy your former AAC files in MP3 format

Tips: after used this software for times, I find out that : this covnert software support convert many audio format .such as, WMA to MP3,M4P to WMA , M4P to M4A…..and so on. Therefore chose this software to convert audio format is a suitable choice.