File Extension Library


.ILL File Extension

  • Category: Text Files

What are .ILL files and how to open them?

Can't open .ILL file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .ILL file.

What is a .ILL file extension?

.ILL file extension has been classified as Text Files.

.ILL is Illust Logic Puzzle data

The ill file extension is mainly related to Illust Logic Puzzle and used for its default data format.

These are ASCII files that contain puzzle data. Illust Logic Puzzle is Japanese program.

.ILL file format is deprecated and this file format is no longer supported.

Currently, .ILL file type is not actively used and is obsolete. This usually happens with system files in older operating systems, files from long-discontinued software, or with previous versions of some file types (documents, projects, images, etc.) that were replaced in later versions of the original programs.


How to open:

You can view these files using any text editor.

How to convert:

Probably cannot be converted to other formats.

How to fix problems with .ILL files

  1. You need to update the application that you normally use to open .ILL files. Only the latest version of the software supports the current .ILL file format
  2. You need to check the .ILL file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)