>> APIN file

APIN file format description

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

1 filename extension(s) found in our database.

.apin - Adobe InDesign Filter

The APIN data files are related to Adobe InDesign. The APIN file is an Adobe InDesign Filter. Adobe InDesign is a desktop publishing (DTP) application produced by Adobe Systems.

Adobe InDesign
Data files
- / -
Adobe InDesign Filter related extensions:
JavaHelp HelpSet Data
CorelDRAW Style Sheet
CandyBar Pixadex Icon
dpsVelocity Timeline Data
Custody X Change Data
MegaHAL Training Data

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

Can't open a .apin 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 .apin file extension is often given incorrectly!

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

ain, api, apib, apln, apn, pin

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

API Blueprint Document
Valve Source Compiled AI Nodegraph
Comptons 3D World Atlas Data
Adobe InDesign Plug-in
Delta Force AI Coordinates Data
Atari ST Image

Operating systems currently supports the following operating systems:

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

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