IDXfile extension

VobSub Subtitles Index File

Have trouble opening the .idx extension? Don't panic! This page explains idx files and suggests programs you may use to open idx files. You can download these programs through this page!


What is IDX file?

IDX files are index files commonly used by Windows to speed up database searching or to select and sort files in folders. IDX files also are used in DVDs and movie files that contain subtitles. Most Windows и Mac computers automatically open IDX files in the source program. If your computer does not open an IDX file, try to open it with your media player.

More information

The IDX format is a subtitle file format for movies and other videos on DVD. A file contains the text of subtitles and information about the time they were displayed on the screen. As a rule, an IDX file on a disc is accompanied by another subtitle file in the SUB format.

How to open IDX file?

Here are some universal methods of opening a file. Please, use this list of solutions.

Method 1: Correctly fix file association error

By following these steps, the user will be able to fix the idx extension association problem in an instant automatically:

Download Solution

Step 1: Click the "Download Solution" button to download the automatic tool from Appsitory.

Step 2: Now click "Start Scan" to find out all potential problems.

Step 3: Review the resulting scan and click the "Fix Items" option.

Method 2: Download apps that open the idx file

Here is a list of the presented programs that you should use to open/convert the idx file. You can choose the right program for your OS and click on it to start the download. You can also visit the developer's website.

Apps that open IDX files

Method 3: Use Universal File Viewer

The recommended use of Universal File Viewer, a tool for opening over 250 file extensions, complements the list of programs above. This utility is capable of opening your idx file. Download Universal File Viewer to your OS quickly and securely.