Meaning of AAC

Meaning of AAC

The good old CD has long since had its day – anyone who wants to listen to music or audiobooks today trusts in listening pleasure in file format. For a long time, MP3 offers were considered the best choice here. And even if MP3 is still the pioneer, another format is gradually gaining ground: AAC. But what exactly is it all about? And what are the advantages of the AAC format compared to the classic MP3 file?

  • AAC stands for Advanced Audio Coding.
  • The AAC format is to be understood as a further development of the MP3.
  • With this compression of sound files, frequencies are lost that are inaudible to humans.
  • With the same quality, MP3 files require a quarter more storage space than AAC formats.

What is AAC?

According to abbreviationfinder, AAC is short for Advanced Audio Coding. This makes AAC an extremely compressed audio file. This is intended to save storage space. And this is achieved by dispensing with frequencies in an AAC file that are anyway imperceptible to the human ear. One speaks here of so-called audio codecs. In this way, the AAC file works exactly like the MP3 : In both cases the aim is to reduce the amount of data in order to transfer or save it more quickly.

AAC versus MP3 – which is better?

The AAC format has not been around as long as MP3. But does that automatically mean that the newer version is the better? Basically, it can be said that AAC enables stronger compression with better sound quality than MP3. The AAC file achieves higher quality standards through error correction algorithms. Assuming the same sound result, the AAC file needs three quarters of the storage space of an MP3 file.

Spread of AAC

AAC takes more and more one the rooms that the MP3 files occupy. This means that, increasingly, Internet radio on AAC streams set. Likewise Various other music sites see these audio compression as the model of the future. Many MP3 players are also AAC files aligned next to the standard format on the. In addition, the AAC formats appear on iTunes, are used on the iPhone , iPad and iPod and are PlayStation-compatible and Nintendo-oriented.

Play AAC format

AAC format To play with a standard audio player.

  • Windows users put here for example AIMP or Blaze Media Pro.
  • For Mac users, programs like the VLC Media Player, or Winamp Yamipod available.
  • As a Linux user, you use the SMPlayer.

For converting to the AAC format, the FFmpeg application is the right choice for all users. Common file extensions of the AAC files are .acc, .mp4, .m4a, .m4p and .m4v.

Convert AAC format

If you do not have any programs on your Windows computer or Mac that can be used to play the AAC files, you can convert the individual files. You have access to various offers. You can make a WAV file, WMA file, or MP3 file from the AAC file.

Is it advisable to convert the files to another format?

It is always possible to change the file being played so that it can be heard with a player on the mobile device or computer – but this is not necessarily advisable. Every conversion of the file format is accompanied by a loss of quality: Regardless of whether you convert an AAC file into MP3 format or play the MP3 file as AAC file, the audio quality suffers. You should therefore only perform this action in exceptional cases, for example if you do not have a suitable playback device or program.

The sound of the AAC files

The tones that cannot be perceived by the human ear are considered superfluous for the sound and can be removed. In addition to the inaudible frequencies, this means redundant sounds that occur when they are superimposed. The ACC files score with high sound standards. This is also one of the reasons why Apple’s iTunes relies on AAC files. It is also possible to provide the files with copy protection. This prevents uncontrolled distribution of the sound files.


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