All-inclusive Disk Partition Manager

PA covers comprehensive features in disk partition management. Suitable for beginners, let alone geeks.

  • Resize/Move Partition

    Easily adjust partition size without losing data. Solution to "Extend Volume" greyed out or "Shrink Volume" not enough space.

  • Allocate Free Space

    Allocate free space from one partition to another to distribute free space reasonably. No worry of low space warning.

  • Manage Dynamic Disk

    Extend, shrink, create, and delete dynamic volumes, including simple, spanned, striped, mirrored, and RAID-5 volumes.

  • Create Partition

    Create partitions from unallocated space or existing partitions for various data storage needs.

  • Delete Partition

    Delete unwanted and ueselss partitions to generate unallocated space for disk storage reorganization.

  • Format Partition

    Format a volume to erase all data or change the file system among NTFS, exFAT, Ext 4, Ext3, Ext2, FAT32 and so on.

  • Merge Partition

    Combine two partitions on the same disk into one larger partition. Or add not adjacent unallocated space to any partition.

  • Split Partition

    Split one partition into two or more partitions to store different type of data separately.

More Features

Safe Disk Partition Clone Wizard

PA provides step-by-step guides for effortless OS migration and disk/partition cloning with zero data loss.

  • Migrate Windows OS

    Safely migrate only OS and applications on the system and boot partition to another SSD/HDD for hard drive upgrade. Needless of re-installation.

  • Clone Disk

    Clone hard drive to new SSD for disk upgrade or copy disk to larger HDD for larger disk storage space without losing data.

  • Clone Partition

    Copy one partition on one disk to another for data migration. Back up the entire partition to prevent data loss in advance.

Flexible Disk Partition Converter

PA offers user-friendly conversion tools for disks, partitions, and file systems, catering to a variety of user needs.

  • Convert to MBR/GPT Disk

    Convert a disk from MBR to GPT for OS upgrade or breaking the 2TB file system limit. Convert a disk from GPT to MBR to compatible with different disk style requirements.

  • Convert to NTFS/FAT 32 Files System

    Flexibly convert files system between NTFS and FAT 32 to make your multiple devices compatible with the suitable OS while keeping data safe.

  • Convert to Dynamic/Basic Disk

    Safely convert disk between dynamic and basic to meet your different goals, such as improved computer performance or OS compatibility. No volumes and data will be deleted.

  • Convert to Primary/Logical Partition

    Convert one primary partition to logical partition to create more than 4 partitions on a MBR disk. Users are allowed to convert one logical partition to primary as well.

Magic Bootable Partitions Manager

PA enables users to create bootable media, install portable Windows versions, and manage boot entries, facilitating flexible boot issue repairs.

  • Make Bootable Media

    Create a Windows PE bootable USB , CD/DVD or ISO file to troubleshoot disk partition problems when the system fails to boot.

  • Windows To Go Creator

    Install a customized version of Windows 11, 10, 8.1/8, 7 on removable USB drive to boot it from any computer.

  • UEFI Boot Options Manager

    Easily edit, create, delete, backup and restore EFI/UEFI boot entries, modify EFI/UEFI boot sequence, etc.

Advanced Windows PC Optimizer

PA offers multiple features to free up space and enhance Windows performance, ensuring you won't have to worry about unnecessary hard drive space issues.

  • APP Mover

    Move applications and their related Cache & Downloads folders, or large video folders to another drive.

  • PC Cleaner

    Quickly remove all kinds of junk files from computer to get more free disk space and optimize computer performance.

  • Delete Large Files

    Easily find large files and list them by type. The rapidly locate unwanted files to free up disk space in Windows.

  • Duplicate Files Finder

    Locate and remove duplicate files in Windows to free up disk space and speed up your computer.

AI-empowered Data Recovery Program

Powered by an AI-driven algorithm, PA allows users to effortlessly recover over 200 file types lost due to accidental deletion, virus attacks, system crashes, and more.

  • Data Recovery

    Recover all file types in any data loss scenario - from hard drives, emptied recycle bins, HDDs, SSDs, USB flash drives, and more.

  • Partition Recovery

    1-click to search and recover entire lost or deleted partitions, ensuring the retrieval of your valuable data. Supports Fast and Full Scan modes.

  • SD Card Recovery

    Recover files from various memory cards affected by diverse data loss scenarios - formatting, corruption, virus infection, damage, and accidental deletion.

Completely Windows Data Eraser

PA can securely erase all data on a partition or hard drive, making it irrecoverable.

  • Shred Files/Folders

    Destroy unnecessary files by overwriting them from your hard drive without fear of being retrieved.

  • Wipe Disk/Partition

    Wipe the entire disk or partition to erase all data permanently with advanced methods to prevent sensitive data from being recovered.

  • SSD Secure Erase Wizard

    Securely erase solid-state drives (SSDs) by resetting to their factory state for peak performance, selling or other purposes.

Professional Disk Partition Analyzer

PA assists users in testing, checking, diagnosing, and repairing disk health issues, ensuring consistent disk performance.

  • Test Disk Speed

    Test the read and write speed of the disk to assess the performance of your storage device and detect any related potential issues.

  • Check Disk Health

    Proactively monitor the health of your hard drive on Windows to prevent unexpected crashes and the consequential data loss that may ensue.

  • Check Bad Sector

    Perform a comprehensive disk scan to detect the bad sectors and repair the disk errors that may impact its performance and reliability.

Essential and Indispensable PC Tools

PA also includes versatile tools to empower users in managing their computers effectively.

  • Windows 11 Update Checker

    Not sure if your PC is compatible with Windows 11? This feature can check if your PC can handle Microsoft's Windows 11 upgrade.

  • Reset Windows Password

    Safely remove or reset forgotten Windows password without login to regain access to your computer in a few minutes.

  • Create Portable Version

    Create a portable version of Partition Assistant to be easily carried and used on different computers without the need for installation.

  • Integrate to Recovery Environment

    Run AOMEI Partition Assistant from Windows built-in recovery environment to repair common causes of unbootable operating systems.

  • Bitlocker Encryption

    Protect your data from unauthorized access by adding a password to encrypt partitions on Windows devices.

Tech Specifications of AOMEI Partition Assistant

Supported Operating Systems

  • Windows 11/10/8.1/8/7
  • Windows Server 2025/2022/2019/2016
  • Windows Server 2012 and 2012 R2
  • Windows Server 2008 and 2008 R2
  • Windows Server 2003 and 2003 R2
  • Windows SBS 2003/2008/2011
  • Windows Home Server 2011

Supported File Systems

  • NTFS
  • FAT32/FAT16/FAT12
  • exFAT/ReFS *
  • Ext2/Ext3/Ext4 *
  • Other file systems *
  • * The file system cannot be resized but you can move and clone them.

Supported Storage Devices

  • Traditional hard disk drives, solid-state drives (SSD) and SSHD, etc.
  • External hard drives (USB drives), PC cards, all Flash Drives and Thumb Drives and other removable media.
  • All storage devices recognized by Windows, such as RAID, etc.
  • Support MBR disk and GPT disks over 16TB.
  • Support UEFI/EFI boot.

Manage Hard Disk Partition at Ease

Easy to Use

This software offers user-friendly, step-by-step guides to assist users in completing their tasks, making it particularly accessible for beginners.

Cancel at Will

Able to cancel all pending operations before clicking "Apply", guaranteeing the preservation of your data. Say goodbye to concerns about accidental mistakes.

Free Technical Support

The AOMEI Partition Assistant support team is consistently available to deliver immediate and valuable technical assistance to our users.

Intuitive Interface

Its intuitive, clean, and modern design interface ensures that even beginners can effortlessly navigate through the software.

Let Our Results Speak for Themselves!

AOMEI Partition Assistant is an excellent disk management program for Windows. It easily aided in the transfer of my operating system to an SSD without the requirement for program re-installation!

-- Mark Barker · United States

This free software is fantastic! Its simple interface allows me to easily create, remove, and migrate partitions, even without considerable technical knowledge.

-- Brad Ball · United Kingdom

I used to be concerned about the safety of re-sizing Windows partitions. This program saved me from potential data loss risks, and I am quite grateful.

-- Roger Gobble · Canada

AOMEI Partition Assistant is a powerful application that made cloning my C drive to another SSD a snap while also ensuring the safety and integrity of my data.

-- Harry Thunder · Singapore

As an IT professional, I've been looking for a solid partition management solution. AOMEI Partition Assistant not only met my criteria, but also beyond them. It is really necessary!

-- Beth Blackman · Switzerland

Get AOMEI Partition Assistant Now

Allow AOMEI Partition Assistant to assist you in efficiently managing your hard disk partitions and optimizing your computer's performance in a safe and user-friendly way.