Open AD3 file

The most common choise: ADPCM 3-bit compressed voice

How to open ADPCM 3-bit compressed voice .ad3 files

Have you had trouble opening the ad3 file on your computer? What are ad3 files? We explain what they are and recommend software that we know will open them.

What is ad3 file?

An ad3 file extension is related to the ADPCM 3-bit compressed voice file format.

ADPCM 3-bit compressed voice description

The ad3 file extension is used for an ADPCM audio file format.

Adaptive Differential Pulse Code Modulation (ADPCM) codecs are waveform codecs which instead of quantizing the speech signal directly, like PCM codecs, quantize the difference between the speech signal and a prediction that has been made of the speech signal.

The ad3 file stores 3-bit compressed voice.

Suggested software to open ad3 file


A cross-platform command line utility

There are other AD3 filename extensions with the same .ad3 suffix

ad3 - ADHOCw data

An ad3 file extension is related to the ADHOC used to reduce the 3D data coming from Photon Counting or CCD observations.

ad3 - Demand Activated Manufacturing Architecture

An ad3 file extension is associated with the Demand Activated Manufacturing Architecture file format.

What file extension actually is?

Simply put, file extensions are the characters after the dot in the computer file name, so for example document-name.pdf has file extension „pdf“. This helps Windows to identify which program should be used to open the file.

We can help you to open your file

Our database contains a huge list of different file extensions, usually with detailed description and programs that can be used to open or otherwise work with that particular file type.

Only original software

Every software listed in our database is verified and ve provide link to the developer or to the software own website, which should hopefuly be enough for you to download the most recent version of the program.