Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .ad3

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .ad3 file?
  • Which program can create the .ad3 file?
  • Where can you find a description of the .ad3 format?
  • What can convert .ad3 files to a different format?
  • Which MIME-type is associated with the .ad3 extension?
3-bit ADPCM Compressed Audio .ad3 file icon

3-bit ADPCM Compressed Audio

AD3 file is a 3-bit ADPCM Compressed Audio. Adaptive Differential Pulse Code Modulation (ADPCM) is a digital compression technique used mainly for speech compression in telecommunications.
Detailed description not available
Category: Audio files
Application: SoX
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
4-bit ADPCM Compressed Audio

Other types of files may also use the .ad3 file extension. If you have helpful information about .ad3 extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Amapi Designer 3D Model
MyDOS Ramdisk Image
Panasonic Arbitrator Video Data
After Dark Randomizer Data
AC-3 Compressed Audio
AGT Game Data
Apex Sketch v3 Document
Adhawin Transliteration Scheme
After Dark Screensaver

The .ad3 filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

a3d (1), qd3 (1), ax3 (1), as3 (1), adw (1), ade (1), ac3 (1), wd3 (1), d3 (1), av3 (1), af3 (1), adr (1), ad (1)

Can't open a .ad3 file?

If you want to open a .ad3 file on your computer, you just need to have the appropriate program installed. If the .ad3 association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.ad3

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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