.DEX File Extension

File Type 1

Dalvik Executable File

Developer Google
Popularity
3.9  |  278 Votes
Category Developer Files
Format N/A

What is a DEX file?

A DEX file is an executable file saved in a format that contains compiled code written for Android, Google's Linux-based mobile phone platform. It is technically referred to as a "Dalvik Executable," and can be interpreted by the Dalvik virtual machine.

More Information

DEX files can be created manually or by automatically translating compiled Java programs. Multiple DEX files are zipped into a single .APK package, which serves as the final Android application file.

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Programs that open DEX files

Updated June 13, 2017
File Type 2

Microsoft Excel Spreadsheet

Developer Microsoft
Popularity
3.7  |  38 Votes
Category Spreadsheet Files
Format Binary

What is a DEX file?

Spreadsheet or group of spreadsheets created by Microsoft Excel; contains data formatted in cells, which are organized into rows and columns.

More Information

The .XLS extension is much more commonly used for Excel files.

Programs that open DEX files

Windows
No longer supported by Microsoft Excel
Mac
No longer supported by Microsoft Excel
Updated March 5, 2007
File Type 3

Disketch Project File

Developer NCH Software
Popularity
3.7  |  29 Votes
Category Data Files
Format Binary

What is a DEX file?

Disc label project created by Disketch label design software; saves the layout for a CD or DVD and can include text and imported images; may be printed with a standard printer or a printer that supports disc labels.

More Information

Disketch now uses the .DEPROJ extension for disc label projects. The DEX format is deprecated but can still be opened by current versions of Disketch.

Programs that open DEX files

Windows
Free Trial
Updated September 13, 2012
File Type 4

DEXIS Digital X-ray File

Developer DEXIS
Popularity
3.3  |  33 Votes
Category Data Files
Format N/A

What is a DEX file?

A DEX file is an x-ray image created by the DEXIS Digital X-ray system, which is used for dental imaging. DEX files contain a digital copy of a dental radiograph. You can view DEX files' contents in DEXIS DEXview.

Programs that open DEX files

Windows
Updated March 22, 2022

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