DEX file format description

Many people often share .dex files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .dex files. To address this issue, we have created this page to offer assistance and guidance on handling .dex files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .dex files.

Our aim is to simplify the process and promote seamless use of the .dex file format.

2 filename extension(s) found in our database.

.dex - Android Compiled Executable

The DEX file is an Android Compiled Executable. Android programs are compiled into .dex (Dalvik Executable) files, which are in turn zipped into a single .apk file on the device. .dex files can be created by automatically translating compiled applications written in the Java programming language.

Development files
- / -
Android Compiled Executable related extensions:
Nvidia Physx Data
Visual Studio Package and Deployment Wizard Dependency File
Windows Media Player JScript
RealBasic Class
Windows PowerShell Console Script
KSH Shell Script

.deproj - Disketch Project

The DEPROJ project files are related to Disketch. The DEPROJ file is a Disketch Project. NCH Disketch is a free CD and DVD disc labeling software for Microsoft Windows.

Project files
- / -
Disketch Project related extensions:
Disketch Project

Naturally, other applications may also use the .dex file extension. Even harmful programs can create .dex files. Be especially cautious with .dex files coming from an unknown source!

Can't open a .dex file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .dex file extension is often given incorrectly!

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. By providing this list, we aim to assist users in finding the correct information more easily and improving their overall search experience on our site.

These misspellings were the most common in the past year:

cex, ddx, de, dea, dec, ded, des, dez, dfx, drx, dsx, dwx, dx, dxe, edx

Is it possible that the filename extension is misspelled?

There is a possibility that the .dex filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .dex:

Dolphin EasyConverter Project
DaVinci Resolve eXchange File
Euphoria Source Code
CLAN Output Data
DeZign for Databases Project
DEC DX Document

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .dex file format, then write to us! >> DEX file