C64 File - opening and understanding

Did your computer fail to open a C64 file? We explain what they are used for and recommend software that we know can open or otherwise handle your .C64 files.

What is a C64 file?

A .C64 file is a CCS64 emulator dump file. These C64 files are Commodore 64 programs, a home computer that was popular from the 1980s to 1990s. You use these files to replace the old floppy disks and cassette recorders. The programs can be run on your PC using the CCS64 program, which emulates the c64 hardware in an app.

How to open C64 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 C64 for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 1 different C64 openers which you will find listed below.

Other file formats using extension .C64

While CCS64 emulator dump is a popular type of C64-file, we know of 2 different uses of the .C64 extension.

The C64 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 a C64 opener may not be able to open all kinds of C64 files. In this case, look through both formats to make sure you find the best suited C64 viewer.

PC64/DOS saved session image/dump

Through our analysis of C64 files, we know that one use of the format is PC64/DOS saved session image/dump. 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.

While we have not verified the apps ourselves yet, our users have suggested 1 different C64 openers which you will find listed below.

Various viewers for this file format

These apps are known to open certain types of C64 files. Remember, different programs may use C64 files for different purposes, so you may need to try out a few of them to be able to open your specific file.

CE64 ApplicationCE64 ApplicationUser submitted
We have not verified any software that we know for certain will work with C64-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with C64-files. If you know one, please use the 'Suggest a program' link below and tell us about it!