APU file format description

Many people share .apu files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .apu file can be edited, converted or printed with. On this page, we try to provide assistance for handling .apu files.

1 filename extension(s) found in our database.

.apu - Corrupted RAW Image

The APU graphic files are related to XnView. The APU file is a Corrupted RAW Image. APU file is created, when the Canon digital camera has some problem with writing on memory card.

Graphic files
- / -
Corrupted RAW Image related extensions:
ZX Spectrum Hobetta Image
Pocket PC Bitmap Image
Amapi Image
Sony Mavica Picture
GoDot Image
TI-73 Bitmap

Naturally, other applications may also use the .apu file extension. Even harmful programs can create .apu files. Be especially cautious with .apu files coming from an unknown source!

Can't open a .apu file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .apu file extension is often given incorrectly!

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

ap, aph, api, apj, apk, apy, au, aup, pu, wpu, xpu

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Active Tutor Project
Autodesk AutoCAD Architecture Project
IBM SiteProtector X-press Update File
Entrypoint 90 Application
Audacity Audio Data
Asustor ADM Application Package

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .apu file format, then write to us!

DataTypes.net >> APU file