ATP File - opening and understanding
Did your computer fail to open an ATP file? We explain what they are used for and recommend software that we know can open or otherwise handle your .ATP files.
What is an ATP file?
An .ATP file is an Atari 8-bit Protected disk image file. Through our analysis of ATP files, we know that one use of the format is Atari 8-bit Protected disk image. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.
How to open ATP files
You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension ATP for different purposes.
While we have not verified the apps ourselves yet, our users have suggested 7 different ATP openers which you will find listed below.
Suggest another file format using extension ATP
While we know of one file format using the .ATP file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .ATP file.
Various viewers for this file format
These apps are known to open certain types of ATP files. Remember, different programs may use ATP files for different purposes, so you may need to try out a few of them to be able to open your specific file.
 | Alphaedit | User submitted |
 | SSuite Excalibur | User submitted |
 | NCEDIT Application | User submitted |
 | SSuite Improv | User submitted |
 | OmegaOffice HD | User submitted |
| ATP | User submitted |
 | SSuite Premium HD | User submitted |
Not sure exactly what type of file you are trying to open? Try our new File Analyzer. It is a free tool that can identify more than 11,000 different kinds of files - most likely yours too! It will help you find software that can handle your specific type of file. Download File Analyzer here.