How to open a file with .PK4 extension?

File Type : Railroad Tycoon 3 Packaged Graphics (PopTop Software Inc.)
Compatible with (Win10, Win8, Win7, Vista and WinXP)

You'll need a new app to open this .PK4 file

Searching for the right program to open .PK4 files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.


What is .PK4 file extension?

Compressed game data file used by games that use the id Tech 4 game engine, which was developed by id Software for Doom 3; stores game assets, such as maps, graphics, audio files, or other data used for gameplay; similar to the .PK3 format. Since PK4 files are compressed using Zip compression, they can be decompressed using any compatible Zip decompression utility. Other games that use the id Tech 4 engine include Quake 4, Prey, Wolfenstein, and Brink.
You can see a list of software programs here on easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open PK4files:

  • QuArK
  • Pk4scape
  • Corel WinZip 18.5