>> AIN file

AIN file format description

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

1 filename extension(s) found in our database.

.aih - ArcGIS Optional Index

The AIH gis files are related to ArcGIS. AIH file is an ArcGIS Optional Index. The files that store the attribute index of the active fields in a table or a theme's attribute table.

GIS files
- / -
ArcGIS Optional Index related extensions:
ArcGIS Option Data
ArcGIS Optional Index
ArcGIS Attribute Index
ArcGIS Auxilliary File
ArcGIS BIL World File
ArcGIS BMP World Data

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

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

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

ai, aib, aig, aih, aij, aim, aln, an, ani, ian, in, qin, win, xin, zin

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

ArcInfo Binary Coverage
Windows Animated Cursor
Valve Source Model Animation Data
Adobe Illustrator Drawing
OmniMark Include File
COOL:Jex Business Team Model

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

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

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

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