What is a .APPEX File And How To Open It – Apple (Easy Steps)

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Have you came across a file with the .appex extension and you don’t know what it is? It is important to know how to open this file – in order to be able to work with it. Don’t worry! This article explains everything about the .appex file extension, how to open and work with it on various systems.

What is a .APPEX file?

The .APPEX file extension is OS X Application and System Extension File. This file extension belongs to the developer Apple. This file belongs to the binary format and it is a development related file.

What to know

There is currently 1 software that can open the .appex file on 1 platform.

How to open a .APPEX file?

Below we will show you a step-by-step guide on how to open the .APPEX file on various operating systems.

How to open a .APPEX file on Mac

To open the .appex file on Mac, please follow these 4 easy steps.

1. In the first step you need to download the Apple Xcode software. This software will be used for opening the file. The other software that you can use is Apple Xcode.

Step 2

Step 2: Finding your .APPEX file

2. In the second step you need to locate the downloaded file. The file can be usually found in your /download/ folder if you don’t remember where you have downloaded it to.

Step 3

Step 3: Clicking “Open with”

3. In the third step right click on your file and choose “Open with”.

Step 4

Step 4: Choosing the software to open your file

4. In the fourth step, after clicking “Open with”, you should see the Apple Xcode software that you have downloaded. Click on the software and click “OK”. That’s all, now you have opened your file on Mac.

Still cannot open the .APPEX file?

If you cannot open the .APPEX file, it is entirely possible that you are trying to open the wrong file. There are many similar file extensions that look like the .APPEX file.appimage – AppImage, .applescript – Apple, .applet – Eclipse, .application – Microsoft, .appref-ms – Microsoft. You might be trying to open the wrong file, please recheck if you are trying to open the right file extension again.


In this article you have learned how to open the .APPEX file with the Apple Xcode program on Mac.