Ultimate Guide to OS Cloning Software for Windows PC

Discover the best OS cloning software to efficiently duplicate and secure your system. Learn selection criteria, top options, and a step-by-step usage guide.


By Lily Updated on June 26, 2024

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What Is OS Cloning Software?

OS cloning software, also known as system clone software, is a type of utility that creates an exact copy of an operating system (OS), including all its files, applications, settings, and configurations, from one storage device (like a hard drive or SSD) to another.

It is useful in the following situations:

System Migration: Transfer OS to a new drive without reinstallation, such as upgrading from an HDD to an SSD.
System Recovery: Restore the OS and data quickly from a cloned image in the event of a catastrophic failure.
Deployment: Clone a configured OS to multiple machines, useful in enterprise environments for setting up several computers with the same configuration.
Testing and Development: Create exact replicas of systems to test software updates, patches, or new configurations without risking the primary system.

How to Choose the Right System Clone Software

Assessing Your Needs

Begin by identifying your specific requirements. Are you looking for a tool for personal use or business? Do you need cross-platform compatibility? Assess whether the software supports the operating systems and hardware you use.

Comparing Features and Prices

Create a comparison chart to evaluate the features of different cloning software. Consider aspects such as speed, ease of use, security features, and customer support. Perform a cost analysis to determine which option offers the best value for money based on your needs.

User Reviews and Expert Opinions

Reading user reviews can provide valuable insights into the real-world performance and reliability of cloning software. Additionally, consider expert opinions and recommendations from reputable sources to make an informed decision.

Top 2 Windows Cloning Software Options

In this part, I’d like to recommend the best 2 Windows cloning software. Get the details below.

1. AOMEI Backupper Professional

AOMEI Backupper Professional is the best OS migration tool for Windows 11/10/8/7. Known for its stable performance and high success rate in cloning operations, it is chosen by users all over the world. What’s more, AOMEI Backupper has a clean interface, making it suitable for beginners.

  • Clone OS to M.2 SSD, SATA SSD/HDD, USB flash drive, etc.
  • Clone from WinPE or within Windows
  • Clone only used sectors or every sector
  • 4K partition alignment for SSD



Cost-effective, easy to use, free tech support.

For Windows systems only.

2. Clonezilla

Clonezilla is a highly regarded open-source cloning software that is widely recommended for its powerful features and flexibility. It is capable of handling complex cloning tasks and large-scale deployments with ease. Moreover, it supports various systems including Linux, Mac OS, Windows, FreeBSD, NetBSD, OpenBSD, and more.

  • Clone disks and partitions of various formats and sizes
  • Clone multiple machines simultaneously using multicast
  • Run from a bootable USB drive, CD/DVD, or over a network



Free, open-source, and supports a wide range of file systems and partition types.

Steeper learning curve, less polished interface.

Step-by-Step Guide to Using OS Migration Tool

Let’s say you are moving OS to a new SSD. Learn how to migrate OS to SSD via AOMEI Backupper and Clonezilla respectively. Before you start, please connect the target SSD to your computer and make sure it is detected. Then, follow the instructions below.

Migrate OS to SSD using AOMEI Backupper

Step 1. Download, install and launch AOMEI Backupper. Then click Clone > System Clone.

FREE Download Win 11/10/8.1/8/7/XP
Secure Download

Choose System Clone

Step 2. The source drives (OS drive and boot related drives) are selected by default. Just select the SSD as destination location and click Next.

Choose Destination Partition

Note: AOMEI Backupper will remind you that all data on the destination partition will be deleted. Confirm you have backed up important files beforehand and proceed.

Step 3. Preview the operation, tick SSD Alignment to optimize SSD performance and click Start Clone to move OS to SSD.

System Clone Preview

Migrate OS to SSD using Clonezilla

Step 1. Insert your Clonezilla Live USB or DVD and boot your computer from it. When Clonezilla first loads, press Enter to accept the default settings.

Step 2. Select your language from the list. Then, select Don't touch keymap and Start Clonezilla.

Step 3. Select device-device to directly clone the partitions of one drive to another. Then, choose Beginner mode to accept the default options.

Select Mode

Step 4. Choose the disk_to_local_disk cloning method.

Step 5. Select the source disk and the target disk successively.

Step 6. Choose the action to perform after the cloning. The default option is Choose reboot/shutdown/etc when everything is finished.

Action After Cloning

Step 7. Confirm operations and start cloning Windows with Clonezilla.

Start Cloning

* As you see, Clonezilla does not have a user-friendly GUI and the whole Clonezilla disk to disk clone process needs lots of steps. To migrate OS to SSD more easily, please go to the first method.

Frequently Asked Questions about OS Cloning Software

1. Can OS cloning software clone any OS?

Most cloning software supports a wide range of operating systems, but it's essential to verify compatibility with your specific OS. Some tools may have limitations with certain proprietary systems.

2. Can I clone a larger drive to a smaller one?

Yes, as long as the data on the larger drive fits within the capacity of the smaller drive. Some software includes features to exclude certain files or to compress data to make this possible.

3. Will cloning erase data on the destination drive?

Yes, cloning will typically overwrite all data on the destination drive. Make sure to back up any important data before proceeding.

4. How long does it take to clone a drive?

The time required depends on the size of the data being cloned and the speed of the drives and connection interfaces. It can range from dozens of minutes to several hours.

Final Words

OS cloning software is an invaluable tool for both individuals and businesses, offering a reliable way to duplicate entire systems quickly and efficiently. This page offers you the best 2 OS migration tools for Windows 11/10/8/7 – AOMEI Backupper and Clonezilla.

AOMEI Backupper is recommended for easier operations and abundant features. Apart from cloning Windows, it is able to backup external hard drive to another external hard drive. Why not give it a shot?

Lily · Editor
Lily Green joined AOMEI in 2018 and has since become a professional in the areas of data protection and data transfer. She is committed to helping users protect their precious computer data and troubleshoot Windows system errors. She consistently stays vigilant about the latest trends in technology, guaranteeing that the given information aligned with the ongoing advancements in the field.