The File Extensions Database

.ACM File Extension

  • Developer by: BioWare
  • Category: Audio Files
  • Format: Binary

What is an .ACM file?

.ACM is Interplay Audio File

Compressed audio file used by Interplay video games, such as Baldur's Gate and Fallout; contains compressed audio stored in a proprietary format; may be converted to other audio file types, such as .WAV files.

Programs that open Interplay Audio File
BioWare Infinity Engine
NullSoft Winamp with ACM Plug-in

How to solve problems with ACM files

  • Associate the ACM file extension with the correct application. On :
    Windows: Right click on any ACM file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.ACM files". Mac: Right click (or Ctrl-click) the ACM file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .ACM is Interplay Audio File. Because only the current version supports the latest ACM file format. Search, therefore, e.g. on the BioWare manufacturer website after an available .ACM is Interplay Audio File update.
  • To make sure that your ACM file is not corrupted or virus-infected, get the file again and scan it with antivirus software.