CHK files: what are they and how do I open them?
Are you facing difficulties opening unknown files on your computer, or wondering exactly what this file is?
We've got the information and best software solutions for opening these files effortlessly.
.chk file type #1: ScanDisk recovered chunk
Files with chk extension were often identified as file fragments recovered using ScanDisk, a hard drive error checking tool for MS-DOS and Windows.
Further details:
CHK files are chunk files saved by Window's ScanDisk utility.
Windows system crashes or gets shut down unexpectedly, it may leave the file system in an inconsistent state, which can lead to data loss.
To prevent this, the system runs a utility called ScanDisk at the next startup to check the integrity of the file system and fix any errors. During this process, ScanDisk might find 'lost' pieces of data that belong to no known file. These pieces are saved as .CHK files. Each .CHK file is simply a fragment of a file that ScanDisk didn't know where to put back.
Open file with:
Microsoft ScanDisk
A utility used to check errors in file systems or hard drives
UnCHK
A program for identifying of scandisk generated CHK files
FileCHK
A recover utility for Scandisk chunks
MS-DOS
Old operating system by Microsoft dominant in 1980s
Microsoft Windows
A series of operating systems developed by Microsoft
.chk file type #2: 3D Movie Maker interface data file
Fiels with chk extension are related to 3D movie Maker and they store interface data used for internal purposes.
Further details:
The chk file extension is associated with the 3D Movie Maker application for kids used to create movies with 3D characters placed to pre-rendered environments. The .chk file contains interface data used for internal purposes of the 3D Movie Maker.
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3D Movie Maker
An old program created by Microsoft for creating a viewing 3d movies
.chk file type #3: Corel WordPerfect temporary file
Files with chk extension are used by the Corel WordPerfect program. They are known as some temporary files.
Further details:
The chk file extension is associated with Corel WordPerfect, a word processing program, developed by Corel Corporation. Corel Word Perfect is part of Corel Word Perfect Office suite.
The .chk files were used for temporary files in some versions of Corel WordPerfect.
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Corel WordPerfect
Corel WordPerfect is word processor for Microsoft Windows
Corel WordPerfect Office
A complete productivity office suite developed by Corel Corporation
.chk file type #4: EpiData check file
Files with chk extension are used by the EpiData program. They include some kind of various data used for internal purposes.
Further details:
The chk file extension is associated with EpiData, a computer application for simple or programmed data entry and data documentation. The .chk files contains rules for data entry and checking.
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EpiData
A simple analysis tool
.chk file type #5: Netgear firmware
A chk file extension is related to some firmware update data for Netgear routers.
Further details:
The chk file extension is associated with some routers developed by Netgear.
Netgear is an American computer networking equipment and other computer hardware developer.
The chk file stores firmware update.
.chk file type #6: Nvu data
A chk file extension is related to the Nvu editor, a web designing software. A chk file stores data.
Further details:
The chk file extension is associated with the Nvu editor, used to create web pages with HTML programming markup language.
The chk file contains various data used for internal purposes of the Nvu.
The Nvu is obsolete product replaced by Composer.
Open file with:
Nvu
A popular text editor and authoring system
.chk file type #7: PolySpace check results
A chk file extension is related to the PolySpace software. A chk file stores check results.
Further details:
The chk file extension is associated with the PolySpace, an application for source code verification using static code analysis that does not require program execution.
The chk file contains error results of analyzed source code.
Open file with:
PolySpace Client for C/C++
A source code checking software
.chk file type #8: Sophos intercheck file
Files with chk extension are used by the Sophos Antivirus program. They store some internal data for the antivirus.
Further details:
The chk file extension is associated with the Sophos Antivirus security software used to protect computer against viruses, Trojan horses and other malware. The .chk file contains intercheck data for Sophos Antivirus.
Open file with:
Sophos Antivirus
A dedicated computer security and antivirus software
.chk file type #9: SSConvert multilanguage video subtitle data file
Files with chk extension are used by SSConvert program. They contain multiple streams.
Further details:
The chk file extension is associated with the SSConvert application used to distribute data format containing multiple streams (typ. languages) of subtitle text, timing and presentation style data for video.
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SSConvert
A video subtitle processing software
.chk file type #10: Starcraft campaign map file
Files with chk extension are used by are used by the Starcraft computer game. They contain maps data for single player campaign.
Further details:
The chk file extension is associated with the Starcraft sci-fi real time strategy video game for Windows and gaming consoles developed by Blizzard. The *.chk file contains game map used for single player campaign playing. These files can be found within Blizzard's MPQ archive.
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Starcraft
A legendary sci-fi RTS from Blizzard
.chk file type #11: TomTom Navigator voice data
A chk file extension is related to the TomTom Navigator GPS navigation app for Windows Mobile, iPhone, Android etc. A chk file contains navigation voice instructions.
Further details:
The chk file extension is associated with the TomTom Navigator GPS (Global Positioning System) navigation software for Windows Mobile, Android, iOS and other platforms.
The chk file contains navigation voices.
Open file with:
TomTom Navigator
A popularGPS navigation software for Windows Mobile and Windows CE based devices