Open CAF files

  • Full name
    Apple Core Audio Format
  • Developer
  • Popularity
Have you encountered a problem with a CAF file? Don’t you know which program opens a file with this extension? You will find all the information you need about working with a CAF file here. In the further part of this page we have added a list of programs that should open your CAF file. It is enough you choose a proper application for your operating system, download and install it.

What is CAF file?

With the file extension CAF so-called audio core files (files) are marked. Audio Core is a digital audio container format based on Apple's proprietary technology. In addition to the audio data, CAF files can also store text annotations, markers and channel arrangements. The Audio Core was developed with the aim of not being subject to the limitations of the aiff and wav format. A CAF file can be larger than 4GB and contain any number of channels.

More info

Since the Core Audio format acts as a container format, it can include various audio formats. As of Mac OSX 10.4, the CAF format is supported natively, with the previous version Quicktime 7 or higher must be installed.

The CAF format is used by some sound programs on the Mac for loops and sound effects, for example. In addition, it is stored by some recording programs (eg QuickVoice) for Mac, iPhone and iPad.

Programs which can open a CAF file

How to open file with CAF extension?

In order to open a file with CAF extension one of the following programs must be installed on user’s system. If a problem with opening CAF file occurred, it is highly possible that none of the listed programs is present on user’s system. Even if one or more said programs are installed, there may be issues related with given programs. In order to solve a problem with CAF files, follow the instructions below.
Install QuickTime Player or other program from the list

Most often resolving problems with opening CAF files is very simple. Just install an appropriate program that supports such files. All of the listed programs support CAF files, but may vary in offered function and purpose. Some programs may be capable only of viewing contents of CAF files or offer file conversion options, but may not be capable of editing such files.

Set QuickTime Player as the default program for opening CAF files

It is possible that although a compatible program has been installed on user’s system, it is not used by the system to open it. This may happen because no default application was associated with this type of files. To associate CAF files with given application, select "Open with" from drop-down menu (accessed by right-clicking on the file). Then select from the list the program or application you want to be used to open this type of file. If the QuickTime Player applications is not on the list, select "Browse" option in order to manually locate the directory where QuickTime Player has been installed.


Check the section that lists most common problems with CAF files

Sometimes problems with opening CAF files may not lie with the application itself, but can arise due to other causes, such as:

  • File data is corrupted
  • CAF files has been not been completely download from the internet (only a part of the data has been downloaded)
  • Currently used user account hasn’t been granted necessary privileges to open CAF files (should that be the case, please contact your system administrator or IT specialist)
  • CAF file was being copied from a corrupted storage device and is incomplete or data is corrupted. (Copying files from unknown or untrusted sources should be conducted with great care as such files may contain malicious software, which can damage your system)

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