.AD File Extension

Berkeley Systems
File Type:
After Dark Screensaver

Having trouble opening .ad extension? Don't panic! This page explains what ad files are as well as suggests programs you may use to open ad files. You can download these programs through this page.

What is an AD file?

Ad file extension has After Dark Screensaver file type, developed by Berkeley Systems, which is associated with the "misc files" category.

After Dark application uses files with this extension to run a screensaver sequence. The sequence is a series of animations saved in an AD file which are shown when the system remains inactive for a prolonged amount of time.

To learn how you can open the given file, read the information below.

ad file icon
Berkeley Systems
File Type:
After Dark Screensaver
Misc Files

How to open AD file?

Double click the ad file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .ad extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the ad extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the ad file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open AD files

  • Windows Windows
    • Berkeley Systems After Dark Berkeley Systems After Dark
  • MacOS MacOS
    • Berkeley Systems After Dark X (ADX) Berkeley Systems After Dark X (ADX)

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the ad file as well. Download Universal File Viewer for your OS.

Download for Win
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Download for Mac
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