YUMI Download – Multiboot USB Creator for Legacy BIOS & UEFI (Windows)

YUMI (Your Universal Multiboot Installer) is a Windows tool that lets you build a multiboot USB drive containing multiple ISO-based tools: Linux installers, rescue environments, antivirus utilities, diagnostics, and recovery images. Instead of reformatting the USB every time, you keep one stick and add or update boot entries as needed.

The official YUMI ecosystem includes different builds (legacy-style and UEFI-focused variants). This RebootTools page is a clean companion: a clear explanation of what YUMI is best at, when it makes sense vs other tools, and a direct download.

Note on licensing: YUMI is freeware (not open source). If you prefer open-source workflows, consider Ventoy.

What YUMI Is (and What It Is Not)

YUMI is designed for a practical “toolbox USB” workflow: you maintain one bootable drive and place multiple utilities on it with a menu-based boot selection.

• Best at: multiboot collections (many tools on one USB)
• Best for: technicians, recovery kits, lab USB toolchains
• Not ideal for: writing a single ISO as fast as possible
• Not a Windows installer specialist: for Windows install media, use Rufus

When YUMI Is the Best Choice

• You want multiple boot tools on one USB (instead of one ISO per stick)
• You maintain a reusable technician USB for diagnostics and recovery
• You work with a mix of live environments and utilities (Linux + rescue ISOs)
• You prefer a simple Windows-based workflow to build and update your multiboot drive
• You need a practical multiboot option alongside modern tools like Ventoy

For a real-world toolkit, YUMI pairs well with recovery images and utilities such as Hiren’s BootCD PE, Clonezilla, Rescuezilla, and partition tools like GParted Live.

When NOT to Use YUMI

• You only need a single bootable USB for one ISO → use Balena Etcher (cross-platform) or Rufus (Windows)
• You want the simplest modern multiboot workflow → use Ventoy
• You need official Windows installation media workflow and options → use Rufus

YUMI vs Ventoy vs Rufus vs Etcher

• YUMI vs Ventoy: Ventoy is often the cleanest modern multiboot approach (copy ISOs, boot). YUMI is useful if you prefer its classic menu-style workflow and want a simple Windows-based tool for building a toolkit.
• YUMI vs Rufus: Rufus is best for single-ISO flashing and Windows installer media. YUMI is better when your goal is many tools on one USB.
• YUMI vs Balena Etcher: Balena Etcher is cross-platform and very beginner-friendly for flashing one ISO at a time. YUMI is for building and maintaining a multiboot toolkit.

Typical Workflow (High-Level, Safe)

This is intentionally high-level. For exact steps and supported distro lists, use the official YUMI documentation.

1. Download and run YUMI on Windows.
2. Select your USB drive (use a dedicated USB for toolkits).
3. Add one ISO at a time (Linux installers, rescue utilities, etc.).
4. Boot from USB and choose the tool you need from the menu.

Common Mistakes to Avoid

• Using the wrong tool for the job: if you only need one ISO, Etcher/Rufus is faster.
• Expecting “everything boots everywhere”: multiboot depends on firmware mode and ISO compatibility.
• Mixing too many similar images: keep your toolkit clean (recovery, imaging, partitioning, diagnostics).
• Not keeping a rescue option: include at least one proven environment like Hiren’s BootCD PE.

Download Options

FAQ

Useful Links (Official Sources)

• Official YUMI Page (PenDriveLinux)
• License: Freeware (not open source)

💡 Tip: If you want the simplest “copy ISOs and boot” workflow, use Ventoy. If you want a clean single-image flasher, keep Balena Etcher in your toolkit too.