.PK4 File Extension

id Software
File Type:
Doom 3 Engine Game Data File

Having trouble opening .pk4 extension? Don't panic! This page explains what pk4 files are as well as suggests programs you may use to open pk4 files. You can download these programs through this page.

What is a PK4 file?

Pk4 file extension has Doom 3 Engine Game Data file type, developed by id Software, which is associated with the "game files" category.

These are compressed files with game data used by the id Tech 4 game engine. It was developed by id software for video game Doom 3. PK4 files contain various game assets: graphics, maps, audio files, textures, and other data required for gameplay. The .PK4 format is similar to the .PK3 format. PK4 files are compressed with Zip compression. You can use any Zip decompressor tool to decompress them. Id Tech 4 engine is also used by Brink, Quake 4. Wolfenstein, and Prey video game titles.

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

pk4 file icon
id Software
File Type:
Doom 3 Engine Game Data File
Game Files

How to open PK4 file?

Double click the pk4 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 .pk4 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 pk4 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 pk4 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 PK4 files

  • Windows Windows
    • QuArK QuArK
    • Pk4scape Pk4scape
    • Corel WinZip 20.5 Corel WinZip 20.5

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 pk4 file as well. Download Universal File Viewer for your OS.

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