>> ILL file

ILL file format description

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

1 filename extension(s) found in our database.

.ill - Picross Puzzle Data

The ILL game data files are related to Picross. ILL file is a Picross Puzzle Data. Picross is a Picture Crossword Puzzle Game in which you use numbers as hints to complete illustrations. The Picross seems to be no longer supported.

Game Data files
- / -
Picross Puzzle Data related extensions:
The Jumbot Level Data
Infinity Engine Animation
Worms Height Map
Bagger Simulator WRS Archive
Singles Extension
Stepmania Song

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

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

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

iil, ikl, il, ili, ilk, ilm, ilo, ilp, iml, ipl, kll, lil, ll, lll, oll

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

IntelliJ IDEA Module
Opus Creator Multimedia File
List and Label Preview
IPLab IPL Image
MotionTracking Illumination Correction Data

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 .ill file format, then write to us!