How to Convert PDF to PNG on Mac: 5 Easy Methods

Wondering how to convert PDF to PNG on Mac without installing expensive software? macOS provides built-in tools such as Preview and Automator that can help you export PDF pages as images. You can also use a free online converter, Adobe Acrobat, or Terminal utilities.

Whether you're converting a certificate, chart, infographic, scanned document, or presentation slide, saving a PDF page as PNG makes it easier to use that content in image-based workflows.

For example, you might have a PDF containing several diagrams. Instead of sharing the entire PDF, you can convert selected pages into PNG images for a presentation or website.

PNG is a lossless image format, making it suitable for text-heavy graphics, screenshots, charts, and illustrations.

However, PDF-to-PNG conversion rasterizes document pages into pixels, so the output does not preserve the original PDF's selectable text or vector structure.

In this guide, you'll learn five practical ways to convert PDF to PNG on Mac, including free built-in methods, online conversion, batch processing, and image-quality settings.

If you want to convert your PDF immediately, try the OneFileKit PDF to PNG converter.

Quick Answer: How to Convert PDF to PNG on Mac for Free

The easiest built-in method is Apple Preview.

1. Open your PDF in Preview.

2. Select View → Thumbnails.

3. Choose the page you want to export.

4. Click File → Export.

5. Select PNG from the Format menu.

6. Choose a filename and destination.

7. Click Save.

Open the resulting PNG to verify its appearance.

For converting several PDF pages, use OneFileKit PDF to PNG or an appropriate batch-processing workflow.

Why Convert PDF Files to PNG on Mac?

PDF and PNG are designed for different purposes.

PDF is a document format that can contain text, images, vector graphics, and multiple pages.

PNG is a raster image format that stores visual content as pixels.

1. Use PDF Pages in Presentations

Convert charts and diagrams into PNG images for Keynote, PowerPoint, or other presentation applications.

2. Share Individual Pages

Save selected pages as images instead of sending an entire PDF.

3. Create Website Graphics

Use converted PNG images for visual previews, illustrations, and other website content.

4. Preserve Sharp Graphics

PNG uses lossless compression, which avoids additional JPEG-style compression artifacts in the saved image.

5. Export Scanned Documents

Turn scanned PDF pages into images for compatible workflows.

6. Improve Compatibility

PNG files can be opened by most modern image viewers and editors.

7. Automate Document Processing

Mac users can use command-line utilities and automation tools to process multiple pages.

Method 1: Convert PDF to PNG on Mac Using Preview

Preview is Apple's built-in application for viewing and working with PDF documents and images.

It provides a convenient way to export individual PDF pages as PNG files.

Step 1: Open Finder

Locate the PDF document you want to convert.

Step 2: Open the PDF in Preview

Right-click the PDF.

Choose Open With → Preview.

Step 3: Display Page Thumbnails

Select View → Thumbnails.

The sidebar displays the pages of your PDF.

Step 4: Select a Page

Click the page you want to export.

Step 5: Open Export

Choose File → Export.

Step 6: Select PNG

In the Format menu, choose PNG.

If PNG is not immediately visible, check the available format options.

Step 7: Review Resolution

If Preview provides a resolution setting, choose a value suitable for your intended use.

For example, 150 DPI may be sufficient for screen viewing, while 300 DPI may be useful for detailed graphics.

Step 8: Save the Image

Choose a filename and destination folder.

Click Save.

Step 9: Verify the Result

Open the PNG image and inspect its quality.

Advantages of Preview

• Included with macOS.

• No additional installation.

• Works offline.

• Useful for individual-page export.

• Supports several image formats.

Limitations

Preview is less convenient for automatically converting dozens of PDF pages into separate images.

For multi-page conversion, a dedicated PDF-to-PNG converter may be easier.

Official reference: Apple Preview User Guide.

Method 2: Convert PDF to PNG Online on Mac Using OneFileKit

OneFileKit provides a free browser-based PDF-to-PNG converter.

It works through compatible Mac browsers such as Safari, Chrome, and Firefox.

Step 1: Open Safari

Launch Safari or another compatible browser.

Step 2: Visit OneFileKit

Open:

https://onefilekit.com/pdf-to-png

Step 3: Upload Your PDF

Select the PDF document you want to convert.

Check the tool's current file-size and processing limits.

Step 4: Review Conversion Options

Review any available page-selection or output-quality settings.

Step 5: Start Conversion

Click the available conversion button.

Wait for processing to finish.

Step 6: Download PNG Images

Download the generated PNG images using the available controls.

Step 7: Review the Output

Open the images in Preview and check:

• Text clarity

• Page orientation

• Cropping

• Image dimensions

• Colours

• Page order

Advantages of OneFileKit

• Free browser-based conversion.

• No dedicated desktop installation.

• PNG output.

• Useful for occasional conversions.

• Compatible with modern Mac browsers.

Limitations

An internet connection is required.

Upload and processing limits may apply.

For confidential documents, review the service's privacy and retention policies before uploading.

Convert PDF to PNG on Mac for Free

Method 3: Convert PDF to PNG on Mac Using Adobe Acrobat

Adobe Acrobat provides PDF export features in supported versions.

You can use Acrobat to export PDF pages as PNG images.

Step 1: Open Adobe Acrobat

Launch Acrobat on your Mac.

Step 2: Open Your PDF

Choose the document you want to convert.

Step 3: Select Export a PDF

Find the PDF export feature.

Depending on your version, it may appear under All tools → Export a PDF.

Step 4: Choose Image Format

Select an image export option.

Choose PNG when available.

Step 5: Review Export Settings

Check the available image-resolution and output settings.

Step 6: Export the PDF

Start the export process.

Step 7: Save the PNG Images

Choose a destination folder.

Step 8: Verify the Result

Open the images and check their quality.

Advantages

• Integrates with Acrobat.

• Supports PDF export workflows.

• Provides additional document-management features.

• Useful for users already working with Adobe products.

Limitations

Some export features require an eligible Acrobat subscription.

Available options vary by version.

Official reference: Adobe Acrobat Help Center.

Method 4: Convert PDF to PNG on Mac Using Terminal

Advanced Mac users can convert PDF pages into PNG images using Terminal.

One option is to install Poppler, which provides the pdftoppm utility.

Step 1: Install Homebrew

If Homebrew is not already installed, follow the instructions on the official Homebrew website.

Step 2: Install Poppler

Open Terminal:

brew install poppler

Step 3: Navigate to Your PDF Folder

For example:

cd ~/Documents

Step 4: Convert All Pages to PNG

Run:

pdftoppm -png input.pdf page

This generates numbered PNG files.

Step 5: Convert at 300 DPI

For higher-resolution output:

pdftoppm -png -r 300 input.pdf page

Step 6: Convert a Specific Page

To convert only page three:

pdftoppm -f 3 -l 3 -singlefile -png input.pdf page-3

This creates:

page-3.png

Step 7: Verify the Output

Open the resulting PNG images in Preview.

Advantages

• Suitable for automation.

• Supports multi-page conversion.

• Provides resolution controls.

• Works offline after installation.

• Useful for developers and technical users.

Limitations

• Requires Terminal knowledge.

• Requires Poppler installation.

• High-resolution rendering can consume substantial memory.

• Large PDFs may generate many output files.

Official reference: Poppler Project.

Method 5: Batch Convert PDF to PNG on Mac Using Automator

Automator is a macOS automation application that can help process files through reusable workflows.

On macOS versions that include the relevant PDF actions, Automator can render PDF pages as images.

Step 1: Open Automator

Search for Automator using Spotlight.

Launch the application.

Step 2: Create a Workflow

Choose a new workflow or Quick Action, depending on your intended use.

Step 3: Find the PDF Rendering Action

Search for Render PDF Pages as Images.

The availability and name of this action may vary by macOS version.

Step 4: Add the Action

Add the PDF rendering action to your workflow.

Step 5: Choose PNG Output

If supported, select PNG as the image format.

Step 6: Configure Resolution

Review the available resolution options.

Step 7: Choose an Output Folder

Add an appropriate file-copying or output action if required.

Step 8: Run the Workflow

Select the PDF document and run the automation.

Step 9: Verify the Results

Open the generated PNG files and check their page order and quality.

Advantages

• Can automate repeated tasks.

• May support multi-page conversion.

• Uses macOS automation features.

• Useful for repeated document workflows.

Limitations

• Action availability varies by macOS version.

• Some workflows require additional configuration.

• Modern macOS versions may offer different automation capabilities.

If the required Automator action is unavailable, use Poppler through Terminal or a browser-based converter.

Official reference: Apple Automator User Guide.

Five PDF to PNG Methods on Mac Compared

Which Method Should You Choose?

Choose Preview for quickly exporting one PDF page.

Choose OneFileKit for browser-based conversion without installing dedicated software.

Choose Adobe Acrobat if you already use its PDF export tools.

Choose Poppler for Terminal-based conversion and precise resolution control.

Choose Automator when your macOS version supports the necessary PDF rendering actions.

How to Convert Multiple PDF Pages Into PNG on Mac

Suppose you have a 10-page PDF.

You want ten PNG images.

Method A: Use OneFileKit

1. Open OneFileKit PDF to PNG.

2. Upload the document.

3. Review the available conversion options.

4. Start conversion.

5. Download the generated images.

6. Verify the page count.

Method B: Use Terminal

Run:

pdftoppm -png input.pdf page

This generates separate PNG images for the PDF pages.

Example Output

The exact numbering format depends on the utility and document length.

How to Convert One PDF Page to PNG on Mac

Sometimes you only need one page from a larger PDF.

For example, you may want page five from a 20-page document.

Using Preview

1. Open the PDF in Preview.

2. Display page thumbnails.

3. Select page five.

4. Choose File → Export.

5. Select PNG.

6. Save the image.

7. Verify the result.

Using Terminal

Run:

pdftoppm -f 5 -l 5 -singlefile -png input.pdf page-5

This creates a PNG containing the fifth PDF page.

How to Convert PDF to PNG on Mac at 300 DPI

300 DPI is often useful for detailed or print-oriented graphics.

Using Terminal

Run:

pdftoppm -png -r 300 input.pdf page

Example: US Letter Page

A US Letter page measures 8.5 × 11 inches.

At 300 DPI, the resulting image dimensions are approximately:

2550 × 3300 pixels.

Resolution Comparison

Does Higher DPI Always Improve Quality?

Not necessarily.

Higher DPI increases the number of output pixels.

It does not restore missing detail from low-quality scanned documents.

For vector-based PDFs, higher rendering resolution can improve the appearance of fine text and lines.

How to Convert PDF to PNG on Mac Without Losing Quality

PNG uses lossless compression, but PDF-to-PNG conversion rasterizes document pages.

The resulting quality depends on the source PDF and rendering resolution.

Choose Suitable DPI

Use a resolution appropriate for the intended use.

Preserve Page Proportions

Avoid stretching or distorting the output.

Check Small Text

Zoom into labels, footnotes, and diagrams.

Avoid Unnecessary Resizing

Reducing image dimensions can remove detail.

Keep the Original PDF

The PDF may contain selectable text and vector graphics that are not preserved in PNG output.

For more quality recommendations, read PDF to PNG High Quality: 7 Tips for Clear Images.

PDF to PNG vs PDF to JPG on Mac

PNG and JPG are both raster image formats, but they use different compression methods.

When Should You Use PNG?

Choose PNG when sharp text-heavy graphics, diagrams, or lossless image compression matter.

When Should You Use JPG?

Choose JPG when smaller photographic image files are more important.

OneFileKit provides both:

PDF to PNG Converter

PDF to JPG Converter

Can You Convert PDF to Transparent PNG on Mac?

PNG supports transparency.

However, converting PDF to PNG does not automatically remove a white background.

When Is Transparency Possible?

Transparency depends on:

• The original PDF content.

• The rendering engine.

• Alpha-channel support.

• Whether the PDF contains opaque background elements.

Important Difference

Transparent rendering and background removal are different operations.

An opaque white rectangle embedded in the PDF will remain visible even if transparent rendering is enabled.

For transparent output, choose a tool that explicitly supports alpha-channel rendering.

How to Save PDF as PNG for Keynote Presentations

Keynote supports inserting images into presentations.

Converting PDF pages to PNG can be useful when you want to include charts or diagrams as image objects.

Steps

1. Open the PDF.

2. Identify the required pages.

3. Convert those pages into PNG images.

4. Save the images.

5. Open Keynote.

6. Insert the PNG files.

7. Resize them proportionally.

8. Review their appearance.

Quality Tip

Choose a rendering resolution suitable for the final display size.

Avoid enlarging low-resolution PNG images excessively.

How to Reduce PNG File Size After Conversion

High-resolution PNG images can become large.

Why Are PNG Files Large?

File size depends on:

• Image dimensions.

• Colour depth.

• Image complexity.

• Transparency.

• Compression implementation.

How to Reduce PNG Size

1. Choose an appropriate rendering resolution.

2. Avoid unnecessarily large dimensions.

3. Remove transparency if it isn't needed.

4. Use suitable PNG optimization.

5. Check image quality.

For image optimization, try OneFileKit Image Compressor.

Common PDF to PNG Conversion Problems on Mac

1. PNG Is Missing From Export Options

Possible cause: The selected application or workflow may not provide the expected export options.

Solution: Check Preview's Export menu or use another compatible converter.

2. PNG Looks Blurry

Possible cause: Low rendering resolution or poor source quality.

Solution: Use a higher resolution where supported.

3. Only One Page Is Exported

Possible cause: Preview may export only the selected page.

Solution: Use a multi-page converter or batch-processing utility.

4. The PNG Is Too Large

Possible cause: High DPI or large page dimensions.

Solution: Choose an appropriate output resolution.

5. Background Is White

Possible cause: The PDF contains an opaque background or the converter renders against white.

Solution: Check transparency support.

6. Terminal Command Not Found

Possible cause: Poppler is not installed or its executable is not available in PATH.

Solution: Install Poppler and verify the command.

7. Conversion Fails

Possible cause: Corrupted PDFs, unsupported features, or resource limitations.

Solution: Verify the original document and try another compatible method.

Is It Safe to Convert PDF to PNG Online on Mac?

Online PDF conversion generally involves uploading documents to a processing service.

Before uploading confidential files, review the provider's privacy and retention policies.

Check:

• Whether HTTPS is used.

• How uploaded files are processed.

• Whether documents are temporarily stored.

• How long files are retained.

• Whether files are automatically deleted.

• How downloads are protected.

For highly confidential documents, an appropriate offline conversion workflow may be preferable.

Always preserve the original PDF.

Related OneFileKit Articles and Tools

Explore these five relevant resources:

1. OneFileKit PDF to PNG — Convert PDF pages into PNG images.

2. How to Convert PDF to PNG: 5 Easy Methods — Learn general conversion methods.

3. PDF to PNG High Quality — Learn how to preserve image clarity.

4. OneFileKit PDF to JPG — Convert PDF pages into JPG images.

5. OneFileKit Image Compressor — Reduce image file sizes.

Final Thoughts

Learning how to convert PDF to PNG on Mac gives you several ways to export document pages as image files for presentations, websites, reports, and other visual workflows.

Preview is convenient for exporting individual pages, while OneFileKit provides browser-based conversion without installing dedicated desktop software.

Adobe Acrobat offers additional PDF export features, and Poppler provides command-line conversion with resolution controls.

Automator may also support repeated PDF rendering workflows, depending on your macOS version.

For a simple browser-based solution, visit the OneFileKit PDF to PNG converter.

Upload your document, convert the pages, and download the resulting PNG images.

Keep the original PDF when you need selectable text, vector graphics, or the complete document structure.