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

Details of extension .acu

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

Below, you can find answers to the following questions:

  • What is the .acu file?
  • Which program can create the .acu file?
  • Where can you find a description of the .acu format?
  • What can convert .acu files to a different format?
  • Which MIME-type is associated with the .acu extension?
ACUCOBOL-GT Compiled Program .acu file icon

ACUCOBOL-GT Compiled Program

The ACU file is an ACUCOBOL-GT Compiled Program. ACUCOBOL-GT is a COBOL development system for extending and modernizing business-critical applications.
Category: Development files
Application: ACUCOBOL-GT
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
.vlc ACUCOBOL-GT License
.atc ACUCOBOL-GT Thin Client Command File
.vix ACUCOBOL-GT Index
Shrinkit NuFX Applelink Archive .acu file icon

Shrinkit NuFX Applelink Archive

The ACU file is a Shrinkit NuFX Applelink Archive. ShrinkIt NuFX is a robust, full-featured archival standard for the Apple II family.
Category: Archive files
Application: ShrinkIt
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
.shk ShrinkIt Archive
.bqy Shrinkit NuFX Archive with BLU Header
.sdk ShrinkIt Shrunk Disk Image
.qq Shrinkit BLU Archive
.bxy Shrinkit NuFX Archive with Binary II Header

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

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

.adu Addict Custom Dictionary
.ach NACHA ACH File
.auc Microsoft Dynamics AX Application Unicode Object Cache
.afu NX Motion Simulation-RecurDyn Function
.aci WebCGM ACI File
.au Sun Audio File

The .acu filename extension is often given incorrectly!

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

wcu (1), cau (1), au (1), afu (1), ack (1), ach (1), xcu (1), cu (1), auc (1), asu (1), adu (1), aci (1), ac (1)

Can't open a .acu file?

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

Windows can't open this file:

File: example.acu

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 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android