If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .a64

2 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .a64 file?
  • Which program can create the .a64 file?
  • Where can you find a description of the .a64 format?
  • What can convert .a64 files to a different format?
  • Which MIME-type is associated with the .a64 extension?
Artist 64 Image .a64 file icon

Artist 64 Image

The A64 file is an Artist 64 Image. Artist 64 is a graphics package for Commodore 64.
Category: Graphic files
Application: XnView
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
.gun C64 GunPaint Image
.p64 C64 Picasso 64 Image
.hil C64 Hires-Lace Image
.hlf C64 Hires-Interlace Image
.ism C64 Image System Multicolor Bitmap
Nintendo 64 Memory Export .a64 file icon

Nintendo 64 Memory Export

The A64 file is a Nintendo 64 Memory Export. The Nintendo 64 is a home video game console developed and marketed by Nintendo.
Category: Data files
Application: Project 64
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
.usf Nintendo 64 Song
.usflib Nintendo 64 Song Library

Other types of files may also use the .a64 file extension. If you have helpful information about .a64 extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

.x64 Commodore 64 Disk Image
.a6r Macromedia Authorware Packaged File without Runtime
.z64 N64 ROM Image Mr. Backup Z64
.w64 Sony Wave64 Audio

The .a64 filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

w64 (1), z64 (1)

Can't open a .a64 file?

If you want to open a .a64 file on your computer, you just need to have the appropriate program installed. If the .a64 association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.a64

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android