A daily updated filename extension database!

ADF file extension

The table below provides useful information about the .adf file extension. It answers questions such as:

  • What is the .adf file?
  • What program do I need to open a .adf file?
  • How can the .adf file be opened, edited or printed?
  • How can I convert .adf files to another format?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

✅ Amiga Disk Image

ADF file is a Commodore Amiga Disk Image. ADF is a file format used by Amiga computers and emulators to store images of disks.
Category: Disk Image files
Application: WinUAE
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ADF aliases:
ADF related links:
ADF related extensions:
TR-DOS Disk Image

Commodore 64 Disk Image

Compressed Amiga Disk Image

Atari ST MSA Floppy Disk Image

Atari ST Standard Floppy Disk Image

Amiga Diskmasher Disk Image

Commodore 64 Tape Image

Commodore 64 Program Image

WinUAE Configuration

WinUAE Saved State

✅ Act! Database File

ADF file is an Act! Database File. ACT! by Sage is a customer relationship management (CRM) software application which is used to keep track of client and prospect details in a single database that can be shared by multiple users.
ADF format description not yet available
Category: Data files
Application: ACT!
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ADF aliases:
ADF related links:
ADF related extensions:
Act! Blob Data

Act! Database Log

Act! Report Data

Microsoft Visual FoxPro Database

Act! Word Processor Document

Act! Template

Act! Notes Database

Microsoft Visual FoxPro Catalog File

Microsoft Visual FoxPro Macro File

Act! Email Message

Other types of files may also use the .adf file extension.

🚫 The .adf file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

xdf, adt, adv, wdf, adg, add, acf, df, awf, asf, aff, af, adr, ade, adc

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

TunerPro Definition File
ProWorx NXT Extended Memory Data File
Extensible Data Format File
XCAP Diff Data
Act! Template
Alphacam Diecut Tool Data
AdTech Perfectfax Document
Ableton Live Device Preset
WinDupe Disk Image
Workshare Deltafile

🔴 Can't open a .adf 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .adf file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .adf file extension, write to us!

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