How to open 4D Systems audio data .ad4 files
Have you had trouble opening the ad4 file on your computer? What are ad4 files? We explain what they are and recommend software that we know will open them.
What is ad4 file?
Files with ad4 extension can be found as audio files used by 4D Systems. Probably a highly and also obsolete audio format.
4D Systems audio data description
File extension ad4 is related to a proprietary audio format used by 4D Systems in their solutions.
Probably not used outside 4D Systems programs. Might also be no longer used.
Suggested software to open ad4 file
A cross-platform command line utility