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Summary
Explore the pros and cons of PNG and PDF file formats and master straightforward techniques for converting PNG images to PDF documents on Windows and Mac platforms.



I. What is PNG and PDF

convert png to pdf
What are PNGs?
PNG is the most commonly used uncompressed raster image format on the Internet. It is suitable for designing web graphics, logos, illustrations, and graphics. PNG supports image transparency and is a lossless compression format, reducing file size and saving storage space. It is ideal for web use.
advantage:
  • High compatibility, can be opened on many devices.
  • Create and save images without loss of image quality using lossless compression.
  • Different levels of transparency are supported.

shortcoming:

  • Larger file size compared to the common JPEG format.
  • Support for 24-bit RGB palettes and gray images.
  • low resolution, not suitable for printing

What are PDFs?
PDF is an industry standard for document sharing that is compatible across multiple platforms, software, and operating systems. It can accurately display text, pictures, tables, and videos, making it suitable for printing, sending emails, and more. Additionally, PDF is a universally used format, and image files in formats like PNG, JPG, and TIFF can be converted to PDF when needed.
advantage:
  • High compatibility, can be opened on different devices, and files can be easily shared.
  • The preferred format when opening the file.
  • Support vector graphics, zooming in and out will not affect the clarity.

shortcoming:It is not easy to edit, and you need to install paid PDF editing software to edit the content of PDF.

Why convert PNG to PDF?
The PDF file format is ideal for printing graphic designs, posters, or leaflets. Combining multiple PNG images into a PDF file allows for easier and faster sharing of files due to its lossless compression and smaller size compared to individual PNG images.
If you need to convert PNG to PDF, here are some converters you can use to do the quick conversion on your Windows or Mac computer.

II. How to Convert PNG to PDF on Windows

If you’re using a Windows computer, you can quickly convert PNG to PDF using one of the conversion methods described below.

1. Renee PDF Aide

Using Renee PDF Aide software, you can quickly save single or multiple PNG images to PDF. The software has a conversion rate of up to 80 pages per minute and supports various image formats like PNG, JPG, BMP, GIF, and TIFF. Format conversion is easy and can be done in just three simple steps. Renee PDF Aide also allows you to edit, optimize, repair, and encrypt PDF files with a simple and user-friendly interface.
Supported operating systems: Windows 10/8.1/8/7/Vista/XP/2000 (32-bit and 64-bit versions).
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Compatible Convert PDF to Excel/PowerPoint/Text, etc.

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Functional Encrypt/decrypt/split/merge/watermark

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The specific operation steps are as follows:
① Install and run Renee PDF Aide, click (PDF tools).
select pdf tools in renee pdf converter
② In the function options above, click (Image to PDF), and then select (Merge to one file) or (One image to one PDF file). The image formats supported by the software are BMP, PNG, JPG, GIF and TIFF.
convert image to pdf with renee pdf aide
③ Click (Add File), you can import single or multiple PNG images, and the software supports batch conversion. Select the location to save the file, and finally click (Convert).
combine images into a pdf with renee pdf aide
If you also need to convert PDF back to PNG or edit PDF, then you can also use Renee PDF Aide, want to know more, please click here .

2. Microsoft Word

Microsoft Word is a powerful word processing tool developed by Microsoft, commonly used to create and edit documents. It also allows for quick conversion of PNG images to PDF with simple operation. Compatible with Windows and macOS.
The specific operation steps are as follows:
① Open a blank Microsoft Word document and paste the PNG image into it or insert a PNG image by clicking (Insert) > (Picture). Resize, crop, add frames, and more after insertion.
② Then click (File) > (Export) > (Create PDF/XPS). Please note that the actual operation will be slightly different depending on the version of Word used, but the difference is not significant.
Word to create/export PDF

3. Microsoft Print to PDF printer

Microsoft has provided a built-in PDF conversion tool on Windows 10Microsoft Print to PDF printer. It allows converting any printable document into a PDF file. To convert a PNG image to PDF, open it in the Photos app and convert it using the Microsoft Print to PDF virtual printer.
The specific operation steps are as follows:
① Right-click the PNG image, and select Open in “Photos” in the Open method.
② After the picture is opened, please click the (Print) button in the upper right corner or press (Ctrl + P) on the keyboard at the same time to open the print dialog box.
windows photo viewer, print button
③ A print window will appear on the screen with various printing options. Under Printer Options, select the (Microsoft Print to PDF) option and click the (Print) button to continue. A new pop-up window will appear on the screen, then name the PDF file and choose a location to save the file, and finally click (Save).
print Windows photo to pdf

III. How to Convert PNG to PDF on Mac

If you are using a Mac computer, please refer to the following method to convert PNG.

1. Preview

The Preview app in macOS supports browsing and editing various file formats including TIFF, PNG, JPEG, GIF, BMP, and PDF. It offers image editing tools like text selection, drawing, signatures, and comment addition. Advanced PDF conversion or editing functions may require alternative methods.
The specific operation steps are as follows:
① Double-click the PNG image to open it with the preview program by default. Then click the (File) > (Print) button on the top menu.
② In the pop-up new window, click the (PDF) option at the bottom to select (Save as PDF). Finally, rename the file and select an output folder to save the PDF file to a local folder.

2. Adobe Acrobat DC

Adobe Acrobat DC is an electronic word processing software set developed by Adobe, which can be used to read, edit, manage and share PDF documents. Using this software can help you quickly convert PNG files to PDF files.
The specific operation steps are as follows:
① First download, install and open the Adobe Acrobat DC software, click the (Tools) option on the upper left of the software interface, and then select the (Create PDF) function to enter.
Adobe Acrobat Pro DC
② After entering the function of creating PDF, click (single file) > (select file), select the PNG image that needs to be converted into PDF to open; if you want to convert multiple PNG images, please select (multiple files). Then click the (Create) button and Adobe Acrobat DC will automatically convert the file.
③ After the conversion is completed, it will enter the PDF preview interface. If you think there is no problem, click the (Save) button in the upper left corner to save the PDF file to the specified folder.

Online conversion method of IV, PNG and PDF

The online conversion method allows for cross-platform use and easy PNG to PDF conversion. However, it requires a stable internet connection and poses a risk of information leakage for sensitive files.
The following will introduce three free online conversion tools, the conversion operation is simple, and novice users can quickly complete the conversion from PNG to PDF.

1. png2pdf

Convert PNG images to PDF files easily with the png2pdf online tool. Merge multiple PNG images into one PDF file without any file size limit. Upload up to 20 images at a time for conversion, and it’s completely free to use without registration or watermarks.
Online conversion link: https://png2pdf.com/zh/
The specific operation steps are as follows:
① First, open the png2pdf conversion link in the browser. Then select an image from a folder or your desktop and drag and drop it into a rectangle that says “Drag and drop files here”. Or manually select an image from the computer file to upload by clicking (upload file). You can upload up to 20 images at a time, after uploading it will automatically start converting.
② After the conversion is complete, click (Download) to save to the computer. In addition, if you need to combine multiple pictures into one PDF file, please click the (Merge) button, and the PDF file will be downloaded automatically after merging.
Convert png to PDF online

2. PDFCandy online converter

PDF Candy is one of the most popular online PDF conversion tools, it is easy to use and supports conversion between multiple formats. In addition to PNG to PDF conversion, you can also convert JPG, Word, Excel, TIFF and other formats to PDF through the conversion tools on this website. The conversion tool supports batch conversion, there is no limit to the number, and you can upload and convert multiple PNG images with one click. Plus, the site is completely ad-free.
Online conversion link: https://pdfcandy.com/cn/png-to-pdf.html
The specific operation steps are as follows:
① Open the online conversion link of PDF Candy in the browser, click the (Add File) button to upload the PNG file or drag the PNG file directly. Plus, it lets you import files from Google Drive and Dropbox.
② After uploading, the online converter will automatically convert the file to PDF. After the conversion is complete, you can directly click the (Download File) button to save the converted PDF file to a local folder.

3. Zamzar

Zamzar is an online conversion tool that can be opened in any browser. In addition to converting PNG to PDF files, it can also convert them to EPUB, DOC, JPG, JPEG, CR2, CRW, HTML, ODP, TXT, PDF, CSV, DWG, GIF, and more. The conversion tool supports batch conversion of files, and you can upload multiple PNG images at the same time for conversion together.
Note: The free version of Zamzar Converter only allows you to convert files up to 50MB.
Conversion link: https://www.zamzar.com/
The specific operation steps are as follows:
① Open the Zamzar webpage, click (Add Files), and upload the PNG image to be converted.
② After the upload is complete, click (Convert To) and select (pdf) from the drop-down menu. Finally, click (Convert Now), wait for the conversion to complete and click (Download) to download it to your computer.
Online PNG to PDF

Bonus Tip: How to Convert PDF to PNG and Edit PDF

In addition to converting PNG to PDF, you may also need to convert PDF to PNG or other file formats, or edit PDF files. Use Renee PDF Aide for comprehensive functions to meet your various needs.
1 , PDF to PNG method
Renee PDF Aide can efficiently convert PDF to various formats including PNG, Word, Excel, PowerPoint, ePub, Text, and HTML. Its fast conversion speed saves waiting time in daily office tasks.
Hot Topic - ADsRenee PDF Aide - Powerful PDF Editing Tool

Easy to use Friendly to computer beginners

Multifunctional Encrypt/decrypt/split/merge/add watermark

Safe Protect PDF with AES256 algorithms

Quick Edit/convert dozens of PDF files in batch

Compatible Convert PDF to Excel/PowerPoint/Text, etc.

Easy Use with simple steps

Functional Encrypt/decrypt/split/merge/watermark

Safe Protect PDF with AES256 algorithms

Free TrialFree TrialNow 800 people have obtained the free version!
The specific operation steps are as follows:
① After installing Renee PDF Aide, open it. Then, select (Convert PDF).
select to convert pdf with renee pdf converter
② Select (Image) in the upper menu bar, and then set the output image resolution and PNG image format.
convert pdf to tiff with renee pdf aide
③ Click the (Add File) button to open the PDF file to be converted. After the file is successfully added, the information of the file to be converted will be displayed in the conversion list, and the page for file conversion can be set by clicking the (select page) list.
insert pdf into word with renee pdf aide
④ Click the (Convert) button to convert. When the conversion is over, the software will prompt the total number of converted files and the number of successfully converted files. At this time, the PDF file has been successfully converted into a PNG image.
pdf2image select Page
TipsIf you did not reduce the size of the image before conversion and found that the PDF file is too large after creation, then you can use the optimization function of Renee PDF Aide feature to solve the problem, which can quickly compress the PDF file size.

Operation steps: Click (PDF Toolset) > (Optimize) to compress PDF.

2 , common PDF editing operations
In addition to converting PDF formats, we may also need to merge, split, add watermarks, and rotate PDFs. To edit more efficiently, we recommend using Renee PDF Aide, which offers a variety of editing functions in the “PDF Toolset” module.
When you open Renee PDF Aide, you can access the PDF toolset to select functions for personalized editing operations on PDF files including repair, optimization, split, merge, rotate, encrypt/decrypt, watermark, and image to PDF. You can also edit multiple PDF files simultaneously with batch operations for convenience and speed.
use the pdf functions to edit with renee pdf aide
PDF toolset editing function modules:

  • Repair damaged or unopenable PDF files.
  • Optimize PDF files for faster loading and compression.
  • Split multi-page PDF files as needed.
  • Merge multiple PDFs into one with the option to select specific pages.
  • Rotate the display angle of the PDF file.
  • Encrypt or decrypt PDF files.
  • Add watermark (foreground or background) to PDF files.
  • Convert images into PDF files.
Download Renee PDF Aide for free and try to convert and edit PDF files!

download software button win