How to Convert MP3 to AAC

AAC stands for Advanced Audio Coding. It’s a newer kind of audio file that has been promoted as a successor to the MP3. The AAC file format offers a better quality sound than an MP3, and is roughly half the size of MP3 file format. also AAC provides various other advantages over MP3; AAC has the ability to handling much higher and lower frequencies of sound, while providing up to 48 channels of audio. Also, AAC allows the creation of low latency audio required for two way communication. For example AAC can be used for compress telephone conversations, whereas using MP3 would introduce delays in the audio. Mp3 format files on the other hand, while standard does not have the same versatility of the AAC file format.

What you will need:

  • iTunes


  • Right click on the Windows ‘Start’ button and select ‘Explore’ to open the folder where you MP3 files are saved. After keep the window open, as you will need to transfer the converted file back to the folder upon completion.
  • Right click the file in iTunes and select the ‘Convert Selection to AAC’ option. Depending on the size of the MP3 file, the conversion process may take a minute or more. A beep with sound following the conversion process to indicate the end, and both files will be viewable in iTunes.
  • Delete the original MP3 file, if necessary, by right clicking once on it and then selecting ‘Remove’ from the pop up warning window to delete the file. If you do not want to delete the original file, disregard this step.
  • Move the converted file back into the original folder. Right click once on the AAC file and then choose ‘Copy.’
  • navigate to the folder where you want to save the AAC files. Right click in an open area of the folder, and then select ‘Paste.’
  • View the AAC file, which can now be downloaded until an appropriate player.


  • Place all your files in one folder before converting them, as this helps to make the process faster.

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