Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .chk

Below, you can find answers to the following questions:

  • What is the .chk file?
  • Which program can create the .chk file?
  • Where can you find a description of the .chk format?
  • What can convert .chk files to a different format?
  • Which MIME-type is associated with the .chk extension?

4 extension(s) and 0 alias(es) in our database

.chk
Saved File Fragment .chk file icon

Saved File Fragment

CHK file is a Saved File Fragment. It is made up of unreadable, damaged data found on the hard drive.
Category: Data files
Program name: chkdsk.exe
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
Related extensions:
-
.chk
Epidata Defined Checks .chk file icon

Epidata Defined Checks

CHK file is an Epidata Defined Checks. EpiData refers to a group of applications used in combination for creating documented data structures and analysis of quantitative data.
Category: Data files
Application: Epidata
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
Related extensions:
Epidata Data File
Epidata Dataform Definition
.chk
DB/TextWorks Check Textbase Problem Report .chk file icon

DB/TextWorks Check Textbase Problem Report

CHK file is a DB/TextWorks Check Textbase Problem Report. DB/TextWorks is a popular Windows database management and text retrieval system.
Category: Data files
Application: DB/TextWorks
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
DB/TextWorks Database Term and Word Index
DB/TextWorks Access Control File
DB/TextWorks Access Control Special File
DB/TextWorks Database
DB/TextWorks Textbase Structure Data
DB/TextWorks Database Directory
DB/TextWorks Database Indexed List
DB/TextWorks List of BTX Records
DB/TextWorks Database Deferred Update Directory
.chk
Gaussian Checkpoint File .chk file icon

Gaussian Checkpoint File

CHK file is a Gaussian Checkpoint File. Gaussian provides state-of-the-art capabilities for electronic structure modeling.
Category: Data files
Application: Gaussian
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
Gaussian Read-Write File
Gaussian Two-Electron Integral File
Gaussian Two-Electron Integral Derivative File
Gaussian Scratch File
Gaussian Input Data

Other types of files may also use the .chk file extension. If you have helpful information about .chk extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Compiled HTML Help
ShrinkIt Archive
Pool of Radiance Game Data
DYMO CardScan Backup Data
WinFast PVR Channel List
Chord Pro Chord
Infinity Engine 1.0 User Interface Description
Scitex Continuous Tone

The .chk filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

chm (11), shk (9), cnk (7), cbk (6), chl (5), chu (4), ch (3)

Can't open a .chk file?

If you want to open a .chk file on your computer, you just need to have the appropriate program installed. If the .chk association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.chk

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

If you don't know how to set the .chk file association, check the FAQ.

Supported operating systems

Windows Server 2003/2008/2012, Windows 7, Windows 8, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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