Create bootable OS on USB drives

Geza Kovacs

Downzen rating
Users rating

Create bootable OS on USB drives
UNetbootin is a free open-source multiplatform software for quickly and easily creating a bootable operating system on flash drives. It supports a large number of operating systems, including a number of Linux distributions and Windows versions. Download UNetbootin for Windows by clicking the download button on this page.

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Comparison Table

Raspberry Pi Imager



Windows USB/DVD Download Tool



DescriptionDownload and burn OS images for Raspberry PiCreate bootable USB flash driveCreate bootable OS on USB drivesTo burn the Windows operating system on a USB flash drive or DVD.Free bootable USB creatorTo convert the Windows operating system into a portable version.Create a multiboot USB flash-drive
The good
  • Many systems are available for download via the program.
  • Supports formatting the external memory card.
  • Burns the system quickly with verification.
  • Free and open-source.
  • Simple and easy to use user interface.
  • Fast compared to other software.
  • Free and open source.
  • Easy to use.
  • Ability to download and burn the ISO automatically.
  • Comprehensive support for operating systems.
    • Free version for personal use.
    • Supports a large number of operating systems and maintenance live CDs.
    • Built-in tool to backup and restore flash contents.
    • Supports multiple languages besides English.
      • Boot multiple operating systems and rescue tools.
      • Friendly user-interface and easy to use.
      The bad
      • Does not display all operating system sizes when browsed.
      • None.
      • During our trials, there were some problems making a bootable Hiren's BootCD USB drive.
        • The program's interface is not arranged and may be somewhat complicated.
          • Installing images could be slow.
          • Does not support some old operating systems like Windows 2000.
          • Does not verify after installation is complete.
          Downzen rating4.
          Users rating04.
          Last update2021-07-122024-01-182018-04-302016-03-042017-11-082022-11-022019-05-29
          Requires connectionYesUnknownUnknownNoUnknownNoUnknown