Best Ways to Convert ISO to IMG Format Quickly

  Amit Patra
Written By Amit Patra
Anuraag Singh
Approved By Anuraag Singh  
Modified On October 3rd, 2025
Reading Time 5 Minutes Reading

Summary: There are users who deal with disk images that are commonly used for storing an entire file system & for making backups in terms of software. Two of the most popular are ISO and IMG files. Because it has the same purpose but you might want to convert ISO to IMG to ensure compatibility, or be able to make specific use of it.

In this guide, we’ll explore:

  1. What ISO and IMG files are
  2. Reasons to convert ISO images to IMG format
  3. Manual methods for conversion
  4. Their limitations
  5. Professional solution

Let’s understand both the formats first before starting the reasons section.

ISO is a popular archive format that contains the data of an optical disc. This is used for OS distributions and boot drives. On the other hand, IMG is a raw disk image file. This one is used by various operating systems and software to replicate an identical copy of a drive or partition.

Both are disk data formats, but they have distinct structures and points of applicability. That is why sometimes you need to convert.

Reasons to Export ISO File to IMG

Here, are a few reasons users might be trying to make that conversion by hand:

  • There are some legacy tools, or virtual environments that support only .img files.
  • Some systems or embedded devices can only boot from an IMG format SD card.
  • With IMG, it is possible to image raw disk data in a format very close to plain binary images at the sector level.
  • OS and Linux system environments use IMG files for mounting and burning.
  • This conversion helps developers, testers and IT admins which run IMG-only systems.

Free Method to Convert ISO to IMG Format

There is one way to export ISO files to IMG manually. Follow the steps carefully to have secure ISO conversion.

#1. Using Command Line Tools

If you’re comfortable using terminal commands, the built-in option will do the conversion for you.

1. For Linux/macOS Users:

  • Open the terminal and run the following command:

hdiutil convert sample.iso -format UDRW -o sample.img

Or

dd if=sample.iso of=sample.img bs=4M

  • hdiutil is macOS-specific.
  • dd supports both Linux and macOS.

2. For Windows Users:

In Windows, there is no such thing as a native tool for this. You really need to find a professional tool to go with.

But, don’t worry! In the upcoming section, we will provide you with a error free solution to convert ISO to IMG securely.

Limitations of Using Manual Method

Although there are manual conversion options, users face complications while dealing with programming steps.

  • Command-line requires technical knowledge.
  • Mis-spelling the commands can damage the file.
  • Limited control over customization.
  • Long process if your ISOs are large.
  • This is not useful if you need to batch convert numerous ISOs.
  • You need to store converted files.
  • There are no additional features that come with this process.

Convert ISO to IMG Easily – Professional Solution

However, converting ISO to IMG manually can be a time-consuming and risky process. This is where you can opt SysTools ISO Converter as an advanced solution. It is suited for both beginners and IT advanced users and gives a quick and reliable conversion process. It supports handling multiple ISO files in a batch, thus saving your time and effort. The tool is capable of also adding support for easily mounting and writing ISO images to a disk.

Why Choose this Expert Tool?

  • You can convert ISO to IMG, and other popular image formats.
  • There is no kind of data loss during ISO file conversion.
  • It works well with large ISO images.
  • The content of your converted files remains the same.
  • A friendly interface helps all types of users to understand the tool function.
  • Compatible with both Windows & Mac OS versions.

Quickly Export ISO to IMG Files – Complete Tool Steps

1. Firstly, download our tool. Double click the setup file and complete the installation process.

step 1

2. After that, tap on Add File(s) to load the .iso file into the software.

step 2

3. You can add multiple ISO files by clicking on Add File(s). Once you’ve chosen, simply click on Open button.

step 4

4. Your ISO files are shown in the software. Just press Next and proceed to convert ISO to IMG file.

step 6

5. You need to select export options, such as ISO, BIN/CUE, IMG, ZIP-ISO and 7Z-ISO in this step.

step 7

6. Select the IMG format for output, set the destination path. and click on convert button.

step 13

7. Your file image conversion is complete. You simply need to tap the OK button.

step 14

8. Finally, click the View Report button to generate a full report of that conversion in an Excel spreadsheet.

step 15

9. And there you have it, the report is saved. Go to your destination folder. You will have that in an Excel file which lists all your converted ISO files.

step 16

End Note

You can convert ISO to IMG format using free methods like command line. But these ways are usually complicated, inconvenient and have some failures. They also won’t batch convert many files at once. If you would prefer a safer and more simple approach, it is recommended to take the help of our automated tool. It’s fast, secure and easy enough for anyone. You can finish the conversion in a few simple clicks without technical commands and long time waiting.

  Amit Patra

By Amit Patra

An adept expert with an extensive experience in solving a wide range of technical challenges. Passionate about emerging technologies, creating practical solutions, and simplifying complex concepts in layman's terms for users. Skilled in cybersecurity, data management, cloud platforms, and other domains, with proven expertise in providing user-focused content. His insights are a blend of hands-on experience, research and continuous learning.