.BAK3 File Extension

File Type:
Backup File

Having trouble opening .bak3 extension? Don't panic! This page explains what bak3 files are as well as suggests programs you may use to open bak3 files. You can download these programs through this page.

What is a BAK3 file?

Bak3 file extension has Backup file type, which is associated with the "backup files" category.

This is a backup file which is created by many different programs and video games, for example, Crytek’s Crysis. A typical BAK3 file stores a copy of the original file and works similar to files with the .BAK and .BAK2 extensions. The number in the name of a BAK3 file indicates that it is a third backup version for the original file. BAK3 files can function as backups for BAK2 files that contain a copy of .CRY map level files. 


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

bak3 file icon
File Type:
Backup File
Backup Files
Text and Binary

How to open BAK3 file?

Double click the bak3 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 .bak3 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 bak3 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 bak3 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 BAK3 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 bak3 file as well. Download Universal File Viewer for your OS.

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