.COL File Extension

Phase One
File Type:
Capture One Session File

Having trouble opening .col extension? Don't panic! This page explains what col files are as well as suggests programs you may use to open col files. You can download these programs through this page.

What is a COL file?

Col file extension has Capture One Session file type, developed by Phase One, which is associated with the "data files" category.

These are files for saving the car and object collision data in Grand Theft Auto games including San Andreas, Grand Theft Auto III, and Grand Theft Auto: Vice City. The information from these files determines what vehicle parts can be damaged and how exactly. You can edit COL files with the help of CollEditor and Collision File Editor II.


To learn how you can open the given file, read the information below.

col file icon
Phase One
File Type:
Capture One Session File
Data Files

How to open COL file?

Double click the col file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .col extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the col extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the col file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open COL files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the col file as well. Download Universal File Viewer for your OS.

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