ATT File Extension

ATT file icon
Web Form Data Format
  • Developer
  • Popularity
    3.1 (14 votes)

What is ATT file?

ATT is a data file format used for storing Web form data. ATT files contain data from filled Web forms.

When ATT files are generated?

ATT file is generated when contents of Web forms are submitted by user. If the form has incorrect encoding, an ATT file is generated and sent to recipient via email to the address defined by programmer in the form of an email attachment with a filename postdata.att .

Additional information

  1. ATT file stores data in text format and its structure is similar to a CSV file.
  2. Data fields from ATT file can be imported into an Excel spreadsheet.

Programs that support ATT file

We hope we helped you solve the problem with the ATT file. If you do not know where you can download the application from our list, click on the link (which is the name of the program) - you will find more information there on the location where to download the secure setup version of the required application.

What else may cause problems?

There can be more reasons which determine that you are not able to open the ATT file (apart from the lack of the proper application installed).

First - the ATT file may be incorrectly associated with the application installed to support it. In this case, you need to change this association by yourself. To do this, right-click on the ATT file that you want to edit, click "Open with" and then select the program from the list that you have installed. After this operation, the problems with opening the ATT file should be solved.

Second - the file you want to open can simply be damaged. Then, the best solution is to find a new version of given file, or download it again from the same source as before (maybe for some reason in the previous session the download of the ATT file has not been completed and it cannot be opened properly).

Do you want to help?

If you have additional information about the ATT file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on ATT file.

Top File Extensions
Show more
File Extension of the day
sketch icon


Sketch Drawing

SKETCH file format is a vector graphics file generated by Sketch software, a Mac OS X tool used for creating vector images. Single SKETCH file can ...