How to open ATP files
Did your computer fail to open an ATP file? We explain what ATP files are and recommend software that we know can open or convert your files.
What is an ATP file?
ATP files are Atari 8-bit Protected disk image files, which you can read more about below.
The ATP file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So an ATP opener may not be able to open all kinds of ATP files. In this case, though, we only know of one specific use.
Atari 8-bit Protected disk image
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.
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ATP file openers, viewers, etc.
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 |