How to Convert HEIC to JPG on Mac: 5 Easy Methods

Wondering how to convert HEIC to JPG on Mac without installing expensive image-editing software? If you've transferred photos from an iPhone to your Mac, you may notice that some images use the .heic extension instead of .jpg.

HEIC is a common image format used by Apple devices. It offers efficient compression and can help reduce storage requirements. However, some websites, older applications, and document systems don't support HEIC uploads. JPG is more widely compatible, making it useful for sharing photographs, uploading images to websites, and working with different applications.

Fortunately, macOS provides several ways to convert HEIC images into JPG files. You can use Preview, Finder Quick Actions, the Photos application, Terminal, or a browser-based converter.

In this guide, you'll learn five practical methods to convert HEIC to JPG on Mac, including how to convert multiple images, preserve image quality, troubleshoot conversion problems, and choose the best method for your needs.

For a quick browser-based solution, try the OneFileKit HEIC to JPG Converter.

Quick Answer: How to Convert HEIC to JPG on Mac

The easiest built-in method is Apple Preview.

Convert HEIC to JPG Using Preview

1. Locate your HEIC image in Finder.

2. Right-click the image.

3. Select Open With → Preview.

4. Click File → Export.

5. Choose JPEG from the Format menu.

6. Adjust the quality slider if needed.

7. Select a destination.

8. Click Save.

Your Mac creates a JPEG version of the image. The original HEIC file remains available if you export to a different filename or location.

For browser-based conversion, open OneFileKit HEIC to JPG.

What Is a HEIC File on Mac?

HEIC stands for High Efficiency Image Container. It is commonly associated with the High Efficiency Image File Format, or HEIF. HEIC images typically use HEVC-based compression. Apple introduced HEIC support on compatible devices to provide efficient image storage.

Why Do iPhone Photos Use HEIC?

Compatible iPhones can capture photographs using a High Efficiency camera setting. This format often creates smaller files than JPEG at comparable visual quality.

Benefits of HEIC

• Efficient image compression.

• Reduced storage requirements in many situations.

• Support for advanced image features.

• Compatibility with modern Apple software.

• Useful for large photo collections.

Limitations of HEIC

• Some websites don't accept HEIC uploads.

• Older applications may not support the format.

• Some document systems require JPG or PNG.

• Sharing across devices may require conversion.

Does Mac Support HEIC?

Yes. Compatible macOS versions support HEIC through applications such as Preview and Photos. However, compatibility may vary for older systems or unusual HEIF variants.

Official reference: Apple — Using HEIF or HEVC Media.

Method 1: Convert HEIC to JPG on Mac Using Preview

Preview is included with macOS and provides a straightforward way to export HEIC photographs as JPEG images.

Step 1: Open Finder

Locate the HEIC file you want to convert.

Step 2: Open the Image in Preview

Right-click the file and select Open With → Preview.

Step 3: Open the File Menu

Click File in the menu bar.

Step 4: Select Export

Choose File → Export.

Step 5: Choose JPEG

Open the Format dropdown menu and select JPEG.

Step 6: Adjust JPEG Quality

Review the available quality slider. Higher quality settings generally preserve more visual detail but may produce larger files.

Step 7: Choose the Destination

Select the folder where you want to save the JPG.

Step 8: Save the File

Click Save.

Step 9: Verify the Result

Open the exported JPG and check its appearance.

Advantages

• Included with macOS.

• No paid software required.

• Works offline.

• Supports JPEG quality adjustments.

• Useful for individual photographs.

Limitations

• JPEG encoding is generally lossy.

• Some metadata may not be preserved.

• Large collections require a batch workflow.

Best for: Converting individual HEIC photographs without installing additional software.

Method 2: Convert HEIC to JPG Using Finder Quick Actions

Finder Quick Actions can convert supported image files without opening a full image-editing application. The Convert Image action is available on compatible macOS versions.

Step 1: Open Finder

Navigate to the folder containing your HEIC photographs.

Step 2: Select an Image

Click the HEIC file you want to convert.

Step 3: Open Quick Actions

Right-click the selected file and look for Quick Actions → Convert Image.

Step 4: Select JPEG

Choose JPEG as the output format.

Step 5: Review Image Size

Select the available image-size option. Choose Actual Size if you want to preserve the original dimensions.

Step 6: Review Metadata Options

Check whether you want to preserve available metadata.

Step 7: Convert the Image

Click Convert to JPEG.

Step 8: Check the Output

Finder creates a converted file. Verify the new JPG's dimensions and appearance.

Advantages

• Fast conversion.

• No dedicated editing application required.

• Works through Finder.

• Can process multiple selected images.

• Useful for routine conversion.

Limitations

• Availability depends on the macOS version.

• Fewer quality controls than Preview.

• Some HEIF features may not be preserved.

What If Convert Image Doesn't Appear?

Your macOS version may not support that Quick Action, or the available actions may differ. Use Preview or OneFileKit instead.

Method 3: Convert HEIC to JPG on Mac Using OneFileKit

OneFileKit provides a free browser-based HEIC to JPG converter. This method is useful when you prefer an online workflow or need to convert multiple photographs.

Step 1: Open Safari or Chrome

Launch a compatible browser on your Mac.

Step 2: Visit OneFileKit

Open the OneFileKit HEIC to JPG Converter.

Step 3: Upload Your HEIC Image

Select the HEIC or HEIF file you want to convert. OneFileKit currently advertises a maximum file size of 50MB per image.

Step 4: Review Conversion Settings

Choose suitable JPG quality settings. Review resizing and metadata options where available.

Step 5: Start Conversion

Click the available conversion button.

Step 6: Preview the Result

Review the converted image. Check:

• Image orientation.

• Sharpness.

• Colours.

• Dimensions.

• File size.

• Overall appearance.

Step 7: Download the JPG

Save the converted photograph.

Step 8: Verify the File

Open the downloaded JPG in Preview.

Advantages

• Free browser-based conversion.

• No dedicated desktop installation.

• HEIC and HEIF support.

• Adjustable JPG quality.

• Orientation handling.

• Image previews.

• Batch conversion.

• ZIP downloads.

Limitations

• Requires internet access.

• Uploaded files may be processed on a remote server.

• Conversion results depend on the source and settings.

• Sensitive photographs require privacy consideration.

Convert HEIC to JPG Online for Free

Method 4: Convert HEIC to JPG Using the Mac Photos App

Apple Photos can export photographs in JPEG format. This is useful when your HEIC images are already stored in your Photos library.

Step 1: Open Photos

Launch the Photos application on your Mac.

Step 2: Select the Photograph

Choose the HEIC image you want to convert.

Step 3: Open Export

Select File → Export → Export Photo.

Step 4: Choose JPEG

Select JPEG as the photo format.

Step 5: Review Quality

Choose the available JPEG quality option.

Step 6: Choose Image Size

Review the size settings and choose an appropriate size for your intended use.

Step 7: Export

Click Export.

Step 8: Select the Destination

Choose a folder and save the JPG.

Step 9: Verify the Output

Open the exported image and check its appearance.

Advantages

• Included with macOS.

• Convenient for Photos library users.

• Supports JPEG export.

• Can export multiple selected photographs.

• Provides export settings.

Limitations

• The source image must be available in Photos.

• Export settings can affect dimensions and quality.

• Some metadata may not be preserved depending on the options.

Important Note

If you choose Export Unmodified Original, Photos exports the original file, which may remain HEIC. Choose the regular photo export option and select JPEG when you need JPG output.

Method 5: Convert HEIC to JPG Using Mac Terminal

macOS includes a command-line image-processing utility called sips. It can convert supported images into other formats. This method is useful for developers and users comfortable with Terminal.

Step 1: Open Terminal

Open Applications → Utilities → Terminal.

Step 2: Navigate to Your Image Folder

For example, move to your Pictures folder:

cd ~/Pictures

Step 3: Convert a HEIC Image

Run the following command:

sips -s format jpeg input.heic --out output.jpg

Step 4: Verify the Output

Open output.jpg in Preview.

Step 5: Review Image Quality

Check the converted image's appearance.

Adjust JPEG Quality

You can specify a quality setting:

sips -s format jpeg -s formatOptions 90 input.heic --out output.jpg

The quality value is interpreted by the macOS image-processing system.

Advantages

• Built into macOS.

• No additional software required.

• Useful for automation.

• Works offline.

• Suitable for scripting.

Limitations

• Requires Terminal knowledge.

• Some HEIF variants may not be supported.

• JPEG encoding is lossy.

• Colour profiles and metadata should be checked.

How to Batch Convert Multiple HEIC Files to JPG on Mac

If you have dozens or hundreds of HEIC photographs, converting each one individually can be time-consuming. Fortunately, macOS provides several batch conversion options.

Option 1: Finder Quick Actions

1. Open Finder.

2. Select multiple HEIC files.

3. Right-click the selection.

4. Choose Quick Actions → Convert Image.

5. Select JPEG.

6. Review the available settings.

7. Start conversion.

8. Verify the results.

Option 2: Apple Photos

1. Open Photos.

2. Select multiple photographs.

3. Choose File → Export → Export Photos.

4. Select JPEG.

5. Review the export settings.

6. Choose a destination.

7. Export the files.

Option 3: OneFileKit

1. Open OneFileKit HEIC to JPG.

2. Upload multiple HEIC images.

3. Review the conversion settings.

4. Start processing.

5. Preview the results.

6. Download individual JPG files or a ZIP archive.

OneFileKit currently advertises up to 30 images per batch.

Option 4: Terminal

Create a separate output folder:

mkdir -p converted

Then run this loop:

for file in *.heic; do
    [ -f "$file" ] || continue

    filename="${file%.*}"

    sips -s format jpeg "$file" --out "converted/$filename.jpg"
done

This processes HEIC files in the current folder. For files with uppercase .HEIC extensions, adjust the file matching pattern accordingly.

Important Recommendation

Keep the original HEIC photographs until you've verified the converted JPG files.

Five HEIC to JPG Methods on Mac Compared

Which Method Should You Choose?

Use Preview for individual photographs. Use Finder Quick Actions for fast conversion directly from Finder. Use OneFileKit for browser-based conversion. Use Photos for images already stored in your library. Use Terminal for automation and large collections.

How to Convert HEIC to JPG on Mac Without Losing Quality

HEIC-to-JPG conversion generally involves JPEG encoding. JPEG uses lossy compression in common workflows, so exact pixel preservation is not guaranteed. However, you can minimize unnecessary visible quality loss.

1. Use the Original HEIC File

Avoid converting an already recompressed copy.

2. Choose High JPEG Quality

Start with a high-quality export setting when visual fidelity matters.

3. Preserve Original Dimensions

Avoid resizing unless necessary.

4. Review Colours

Compare the converted JPG with the original HEIC.

5. Check Orientation

Ensure portrait and landscape photographs display correctly.

6. Keep the Original

Save the JPG separately.

Can HEIC to JPG Conversion Be Completely Lossless?

Ordinary JPEG encoding is lossy. A high-quality JPG may look visually similar to the HEIC source, but exact pixel equality is not guaranteed.

Why Is My Converted JPG Larger Than HEIC?

HEIC often uses more efficient compression than JPEG. Therefore, converting HEIC into JPG may increase file size.

Example

An original HEIC photograph might be 1.6MB, while the converted JPG might be 2.8MB. These are illustrative values. Actual results depend on the photograph and export settings.

How to Reduce JPG File Size

If the converted JPG is too large, use the OneFileKit Image Compressor. You can adjust compression quality and dimensions while checking the resulting file size.

How to Change Mac or iPhone Photos from HEIC to JPG by Default

If you frequently need JPG photographs, you may prefer to capture future iPhone images in a more compatible format.

On iPhone

On compatible iPhones:

1. Open Settings.

2. Select Camera.

3. Open Formats.

4. Choose Most Compatible.

This generally prioritizes JPEG for standard photographs.

Does This Change Existing Photos?

No. Changing the camera setting affects future compatible captures. Existing HEIC photographs must be converted separately.

Does Mac Have a Universal HEIC-to-JPG Default Setting?

There isn't a single macOS setting that automatically converts every HEIC file on your Mac into JPG. Instead, use export options, Finder Quick Actions, or automation workflows.

HEIC vs JPG on Mac: Which Is Better?

Choose HEIC When

You want efficient photo storage and use compatible software.

Choose JPG When

You need broad compatibility with websites, applications, or other devices.

Common HEIC to JPG Conversion Problems on Mac

1. Preview Cannot Open the HEIC File

Possible cause: Unsupported HEIF variant, damaged file, or outdated software.

Solution: Update macOS or try another compatible converter.

2. JPEG Doesn't Appear in Export Options

Possible cause: The selected export workflow or application version differs.

Solution: Use Preview's File → Export workflow or Finder Quick Actions.

3. JPG Looks Blurry

Possible cause: Low export quality or resizing.

Solution: Increase quality and preserve dimensions.

4. Converted JPG Is Larger

Possible cause: JPEG encoding produces a larger file than the HEIC source.

Solution: Adjust quality or compress the JPG separately.

5. Image Colours Change

Possible cause: Colour-profile conversion.

Solution: Use a colour-aware export workflow and compare the result.

6. Image Orientation Is Incorrect

Possible cause: Orientation metadata wasn't handled correctly.

Solution: Use a converter that applies orientation information.

7. Metadata Is Missing

Possible cause: The export settings removed metadata.

Solution: Review metadata options before conversion.

8. Batch Conversion Skips Files

Possible cause: Unsupported files, mixed extensions, or processing errors.

Solution: Check the failed files individually and review the batch settings.

Is It Safe to Convert HEIC to JPG Online on Mac?

Online image conversion may involve uploading photographs to a processing service. Before uploading confidential images, review the provider's privacy and retention policies.

Check:

• Whether HTTPS is used.

• How uploaded files are processed.

• Whether files are temporarily stored.

• How long files are retained.

• Whether files are automatically deleted.

• How downloads are protected.

• Whether metadata is preserved or removed.

For confidential photographs, offline methods such as Preview, Photos, Finder Quick Actions, or Terminal may be preferable. Always keep your original HEIC images until you've verified the converted JPG files.

Related OneFileKit Articles and Tools

Explore these useful resources:

1. OneFileKit HEIC to JPG Converter — Convert HEIC and HEIF photographs into JPG.

2. How to Convert HEIC to JPG: 5 Free Methods — General conversion guide.

3. How to Convert HEIC to JPG on Windows — Windows-specific instructions.

4. OneFileKit Image Compressor — Reduce JPG file sizes.

5. OneFileKit Image Resizer — Change image dimensions.

Final Thoughts

Learning how to convert HEIC to JPG on Mac makes it easier to share iPhone photographs, upload images to websites, and use photos with applications that don't support HEIC.

For individual photographs, Preview provides a simple built-in conversion method. Finder Quick Actions and Apple Photos are useful for converting multiple images. Terminal offers automation through the built-in sips utility.

For browser-based conversion, visit the OneFileKit HEIC to JPG Converter. Upload your HEIC photographs, review the settings, preview the converted results, and download the JPG files.

Always preserve your original photographs and verify image quality, orientation, dimensions, and metadata before using converted files in important projects.