A daily updated filename extension database!

ATT file extension

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

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

✅ AT&T Group 4 Bitmap Image

AT&T Group 4 Bitmap Image .att file icon
ATT file is an AT&T Group 4 Bitmap Image.
ATT format description not yet available
Category: Graphic files
Application: -
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ATT aliases:
ATT related links:
ATT related extensions:
Art Image

Windows Bitmap Image

CALS Compressed Bitmap

CorelDraw Drawing

Computer Graphics Metafile

Corel Photo-Paint Image

Windows Custom Cursor

Dr. Halo Bitmap Image

Desktop Color Separation Image

Multipage PCX Image

✅ Alphacam Lathe Tool Data

Alphacam Lathe Tool Data .att file icon
ATT file is an Alphacam Lathe Tool Data. Alphacam is a leading CAD/CAM software solution for the Woodworking industry.
ATT format description not yet available
Category: Data files
Application: Alphacam
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ATT aliases:
ATT related links:
ATT related extensions:
Alphacam Nest List

Alphacam NC Program

Alphacam User Font

Alphacam 2D/3D Mill Drawing

Alphacam 2D/3D Mill Tool Data

Alphacam 2D/3D Mill Post Data

Alphacam 2D/3D Mill Param Macro

Alphacam 2D/3D Mill VB Macro

Alphacam Lathe Drawing

Alphacam Router Tool Data

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

🔄 .att converters

The following softwares are capable of converting .att files to other formats:


For example, using the softwares above, a .att file can be converted into one of the following formats:

pmg, p64, lbm, ppt, tap, afl, prn, jpe, pxa, dng, psf, prf, spc, mic, ptg

🚫 The .att file extension is often given incorrectly!

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

aft, agt, aht, art, at, atf, atg, ath, atr, aty, ayt, qtt, tat, tt, wtt

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

AH Note Text Document
Lightscape Material File
ASAM Transfer Format XML Data
SOCET SET Triangulation File
SimSig WTT Timetable
Atari 8-bit Ascii-Art Editor Image
Qtracker Application Theme Data
Art Image
PhysioBank Annotation File
Likno Web Tooltips Builder Data

🔴 Can't open a .att 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 .att 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 .att file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
This page is available in the following languages: Český Deutsch English Español Suomi Français Magyar Italiano 日本語 Nederlands Norsk Português Român Русский Svensk 中文