Software : Apple : Disk Utility

Apple Disk Utility

Version
(as of 12/8/2014)
12
Platform
LicenseBundled
CategoryUtility

Software Overview

Main Features

  • Handles disk creation, backup, encryption, and more
  • Mounts and ejects disk volumes
  • Erases, formats, partitions, and clones disks

Apple Disk Utility is a system tool that is included with Mac OS X. It is used by the system to perform various tasks on disks and disk volumes but can also be accessed directly with the command line.

Whenever you perform any type of task that accesses any form of disk on a Mac, the system uses Disk Utility. This includes everything from mounting a disk volume or image to verifying a disk's integrity and formatting a disk. You can access the utility directly with the command line using the hdiutil and diskutil commands.

If you use an OS X based computer, you are more than likely already using Disk Utility. More advanced users who are comfortable with with a command line interface may be interested in interacting with the utility directly using terminal.

▶ Primary file extension

.DMG – Mac OS X Disk Image

▶ Other file extensions used by Apple Disk Utility 12

Supported File Types
.CDRMacintosh DVD/CD Master
.DMGPARTMac OS X Disk Image Part
.DSKDisk Image
.FPBFMac OS X Burn Folder
.IMAGEApple Disk Image
.IMGMacintosh Disk Image
.ISODisc Image File
.NDIFApple New Disk Image Format File
.SMISelf-Mounting Disk Image
.SPARSEBUNDLEMac OS X Sparse Bundle
.SPARSEIMAGEMac OS X Sparse Image
Additional Related File Formats
.JRZPSP Game Data File

Updated: December 8, 2014