Rufus is the go-to free utility for turning an ISO into a bootable USB drive on Windows. It’s tiny, extremely fast and supports Windows, Linux and UEFI/BIOS targets.

Key features

• Create bootable USB from ISO (Windows, Linux, UEFI)

• Windows To Go and custom Windows installs

• Much faster than most alternatives

• Portable, no installation needed

• Free and open source

Is Rufus free?

Yes. Rufus is free and open source (GPL) for Windows.