A4W File Type

- The quick facts

What are A4W files and how to open them

Are you having problems opening an A4W file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is an A4W file?

An .A4W file is an Apple II Oasis for Windows savestate file. Through our analysis of A4W files, we know that one use of the format is Apple II Oasis for Windows savestate. 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 A4W files

Important: Different programs may use files with the A4W file extension for different purposes, so unless you are sure which format your A4W file is, you may need to try a few different programs.

We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!

Last updated: July 14, 2013

Suggest another file format using extension A4W

While we know of one file format using the .A4W 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 .A4W file.