How to Stitch Two PDFs Together: A Comprehensive Guide

May 8, 2025 15 min read

Stitching two PDFs together, also known as merging or combining, involves creating a single PDF document from multiple PDF files. This process simplifies document management and streamlines workflows by consolidating information into a single, easily accessible file. It's a common task for various reasons, including organizing reports, consolidating invoices, or compiling chapters of a book.

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People often combine PDF files to simplify document management, share information more efficiently, and streamline review processes. Consolidating related documents into a single file also makes archiving easier. Using a reliable and secure PDF tool is crucial to ensure the integrity and confidentiality of your documents during the merging process.

BreezePDF offers a user-friendly and secure solution for stitching PDFs together. With BreezePDF, you can quickly combine multiple PDF files into a single document without compromising your privacy. Our 100% private, browser-based tool ensures your documents never leave your device, offering a seamless and secure merging experience.

Why Combine PDF Files?

Combining PDF files offers several significant advantages, making it an essential skill for efficient document management. The process streamlines workflows, reduces clutter, and enhances productivity. Understanding the key reasons to merge PDFs can help you leverage this powerful functionality more effectively.

Simplify Document Management

Merging multiple PDF files into one simplifies the organization and storage of related documents. Instead of managing numerous individual files, you can keep everything together in a single, easily accessible PDF. This approach reduces clutter and makes it easier to find the information you need quickly.

Easier Sharing via Email or Links

Sharing a single PDF file is much simpler than sending multiple attachments or links. Whether you're emailing documents or sharing them via cloud storage, a single merged PDF streamlines the process. This approach is particularly useful when dealing with large or numerous files, ensuring that recipients can access all relevant information in one go.

Streamline Review Processes

When collaborating on documents, merging related PDFs into one file can significantly streamline the review process. Reviewers can easily navigate through all the relevant information in a single document, providing more comprehensive feedback. This approach minimizes confusion and ensures that everyone is on the same page.

Archive Multiple Documents into One Organized File

Archiving multiple documents into a single, organized PDF simplifies long-term storage and retrieval. Instead of managing numerous individual files, you can keep everything together in a single, easily accessible PDF. This approach ensures that all relevant information is preserved and can be easily accessed when needed.

Methods for Stitching PDFs Together

There are several methods for stitching PDFs together, each with its own advantages and disadvantages. From online tools to desktop software and built-in operating system features, you can choose the method that best suits your needs and technical skills. Understanding the available options can help you make an informed decision and ensure a seamless merging experience.

Online PDF Merging Tools

Online PDF merging tools offer a convenient and accessible way to combine PDF files without the need for software installations. These tools are typically web-based, allowing you to upload your files, merge them, and download the combined PDF from any device with an internet connection. The convenience of online tools makes them a popular choice for many users.

While numerous online PDF merging tools are available, including popular options like Adobe Acrobat Online, Smallpdf, iLovePDF, PDF2Go, and PDF Joiner, security and privacy considerations are paramount. Ensure that the tool you choose uses HTTPS and TLS encryption to protect your data during transmission. Also, review the tool's data removal policies to understand how long your files are stored and how they are eventually deleted. Learn more about secure PDF editing from this article on making PDFs editable.

BreezePDF stands out as a secure and reliable online alternative for merging PDFs, emphasizing user privacy and data security. Unlike many online tools, BreezePDF operates entirely on your device, ensuring that your documents never leave your computer. With no sign-up required and all processing done in your browser, BreezePDF provides a safe and seamless merging experience.

Desktop Software for PDF Merging (Windows)

Desktop software for PDF merging offers a more robust and feature-rich solution compared to online tools. These programs are installed directly on your computer, providing greater control over the merging process and eliminating the need for an internet connection. Desktop software is often preferred for handling sensitive or large PDF files.

PDFsam Basic is a popular free, open-source option for merging PDFs on Windows. It offers a simple and intuitive interface for adding PDFs, arranging them, and merging the files into a single document. Other alternatives include PDF Merger & Splitter, available on the Microsoft Store, providing similar functionality. These free options are suitable for basic merging tasks.

For more advanced features, commercial software options like PDF-XChange Editor, ABBYY FineReader PDF, and Adobe Acrobat Pro offer a comprehensive set of tools for PDF editing and merging. These programs provide advanced features such as OCR, annotation, and form creation, making them suitable for professional users with complex PDF management needs. Explore more about creating fillable forms with these tools in this article on creating fillable Word documents.

Using Mac's Built-in Preview App

macOS comes with a built-in PDF editor called Preview, which includes the capability to merge PDF files. Preview offers a convenient and easy-to-use solution for combining PDFs without the need for additional software. The simplicity and accessibility of Preview make it a popular choice for Mac users.

To merge PDFs using Preview, open one of the PDF files and enable thumbnails by going to View > Thumbnails. Drag the thumbnails from the second PDF document into the thumbnails pane of the first document to combine them. Alternatively, you can drag and drop pages between documents. Preview's drag-and-drop interface makes merging PDFs quick and intuitive.

When using Preview to merge PDFs, duplicating the original files is essential to avoid unwanted permanent changes. This ensures that you always have a backup of your original documents in case you make a mistake during the merging process. Duplicating files before merging protects your data and provides peace of mind.

Combining PDFs on macOS with Finder

macOS Finder offers a quick and efficient way to combine PDFs using its built-in “Create PDF” quick action. This method allows you to merge multiple files into a single PDF directly from Finder, without opening any additional applications. The convenience and speed of Finder make it an ideal choice for quick merging tasks.

To combine files using Finder, switch to Gallery view and select the files you want to merge. Then, right-click and choose the “Create PDF” option. This will automatically combine the selected files into a single PDF document. You can also use List View to drag files into the desired order before creating the PDF.

Finder’s “Create PDF” quick action also supports combining multiple images into one PDF. This feature is particularly useful for creating PDF documents from collections of images, such as photos or scanned documents. The versatility of Finder makes it a valuable tool for PDF management on macOS.

Step-by-Step Guides

To help you effectively stitch PDFs together, we've provided step-by-step guides for various methods. Whether you prefer using online tools like BreezePDF, desktop software like PDFsam Basic, or built-in operating system features like macOS Preview, these guides will walk you through the process. Follow these instructions to merge your PDF files quickly and efficiently.

How to Stitch PDFs Online with BreezePDF

BreezePDF offers a simple and secure online solution for stitching PDFs together. Follow these steps to merge your PDF files using BreezePDF:

  1. Upload your PDF files to BreezePDF. Simply drag and drop your files into the designated area on the BreezePDF website.
  2. Reorder the files using the drag-and-drop interface to arrange them in the desired sequence.
  3. Click the merge button to initiate the merging process. BreezePDF will combine your files into a single PDF document, ensuring all data stays secure on your device.
  4. Download the merged PDF file to your computer.

Windows: Using PDFsam Basic

PDFsam Basic is a free, open-source software for merging PDFs on Windows. Follow these steps to combine your PDF files using PDFsam Basic:

  1. Download and install PDFsam Basic from the official website.
  2. Open PDFsam Basic and select the “Merge” option.
  3. Add the PDF files you want to merge by clicking the “Add” button and selecting your files.
  4. Arrange the files in the desired order by dragging and dropping them in the list.
  5. Click the “Run” button to merge the files into a single PDF document.

macOS: Using Preview

macOS Preview provides a built-in solution for merging PDF files. Follow these steps to combine your PDF files using Preview:

  1. Open one of the PDF files in Preview.
  2. Enable thumbnails by going to View > Thumbnails.
  3. Open the second PDF file in Preview.
  4. Drag the thumbnails from the second PDF document into the thumbnails pane of the first document.
  5. Alternatively, drag and drop pages between documents.
  6. Duplicate the original files to avoid unwanted permanent changes.
  7. Save the merged PDF file.

macOS: Using Finder

macOS Finder offers a quick way to combine PDF files using its “Create PDF” quick action. Follow these steps to merge your PDF files using Finder:

  1. Switch to Gallery view.
  2. Select the files you want to merge.
  3. Right-click and choose the “Create PDF” option.

Tips for Organizing Merged PDFs

After merging your PDF files, organizing the combined document can enhance its usability and readability. Reordering pages, adding bookmarks, and incorporating headers and footers can significantly improve navigation and information retrieval. Implementing these tips will make your merged PDFs more professional and user-friendly.

Reordering Pages After Merging

Reordering pages after merging ensures that your PDF document flows logically and presents information in the correct sequence. Most PDF editors, including BreezePDF, allow you to drag and drop pages to rearrange them as needed. This is particularly useful when merging documents with mismatched page orders, such as combining multiple reports into a single file.

Adding Bookmarks, Headers, and Footers for Easy Navigation

Adding bookmarks, headers, and footers can significantly improve navigation within your merged PDF document. Bookmarks allow users to quickly jump to specific sections or chapters, while headers and footers provide consistent labeling and page numbers. These elements make it easier for readers to find the information they need and understand the document's structure.

Cropping PDFs after Combining

Cropping PDFs after combining can help remove unwanted margins or content from your document. This is particularly useful when merging documents with different page sizes or formatting styles. Cropping ensures that all pages have a consistent appearance and that the content is displayed clearly. You can use PDF editors like BreezePDF to crop individual pages or apply the same cropping settings to the entire document.

Advanced PDF Stitching Features

Advanced PDF stitching features offer greater control and flexibility when merging your PDF files. Extracting pages before merging, rotating pages for correct orientation, and reducing the size of the merged PDF can enhance the quality and usability of your combined document. Leveraging these advanced features can streamline your PDF management workflow.

Extracting Pages from a PDF Before Merging

Extracting pages from a PDF before merging allows you to include only the relevant content in your combined document. This is particularly useful when you only need specific pages from a larger PDF file. Most PDF editors, including BreezePDF, provide an extract pages feature, allowing you to select and remove the desired pages before merging.

Rotating Pages for Correct Orientation Before or After Merging

Rotating pages for correct orientation ensures that all pages in your merged PDF document are displayed properly. This is particularly important when merging documents with pages in different orientations, such as landscape and portrait. You can use PDF editors like BreezePDF to rotate individual pages or apply the same rotation to multiple pages before or after merging.

How to Reduce the Size of the Merged PDF (Compression)

Reducing the size of the merged PDF can make it easier to share and store your combined document. Compression techniques reduce the file size without significantly affecting the quality of the content. Most PDF editors, including BreezePDF, offer compression options that allow you to optimize the file size for different purposes, such as email sharing or archiving.

Troubleshooting

When merging PDF files, you may encounter common issues such as file size limits, password-protected PDFs, and incorrect file order. Addressing these issues can ensure a smooth and successful merging process. Understanding the solutions to these common problems can help you overcome challenges and achieve the desired results.

Addressing Common Issues with PDF Merging (File Size Limits)

File size limits can be a common obstacle when merging large PDF documents. Many online tools and desktop software programs impose restrictions on the size of files that can be processed. To overcome this limitation, try compressing your PDF files before merging them or using a tool that supports larger file sizes. BreezePDF's browser-based operation allows for larger file handling without server restrictions, keeping your data secure on your device.

Handling Password-Protected PDFs

Password-protected PDFs require you to enter the correct password before they can be merged. Ensure that you have the necessary permissions to access and modify the PDF files before attempting to merge them. Some PDF editors allow you to remove password protection, while others may require you to enter the password each time you access the file.

What to Do When File Order Is Incorrect

Incorrect file order can result in a merged PDF document that is difficult to navigate and understand. To correct this issue, use the drag-and-drop interface in your PDF editor to rearrange the files in the desired sequence before merging. Previewing the file order before completing the merge can help prevent this problem. BreezePDF’s drag-and-drop interface simplifies reordering files for accurate merging, contributing to an efficient workflow.

Benefits of Using BreezePDF

BreezePDF offers several key features that make it an ideal solution for stitching PDFs together. Its user-friendly interface, emphasis on privacy and security, and cost-free access provide a superior merging experience compared to other tools. Understanding these benefits can help you make an informed decision and streamline your PDF management workflow.

Summarize Key Features of BreezePDF (Free, No Registration, Security, Ease of Use)

BreezePDF provides a range of benefits, including free access, no registration requirements, robust security measures, and intuitive ease of use. It eliminates the need for costly software subscriptions, cumbersome sign-up processes, and concerns about data privacy. These features make BreezePDF a convenient and reliable option for users of all technical skill levels.

Highlight the Benefits of Using BreezePDF Over Other Online Tools or Desktop Software

BreezePDF offers several advantages over other online tools and desktop software for merging PDFs. Unlike many online tools, BreezePDF operates entirely on your device, ensuring that your documents never leave your computer. This eliminates the risk of data breaches and unauthorized access. Additionally, unlike desktop software, BreezePDF requires no installation, making it a quick and convenient option. Check out creating fillable PDF forms online for another great use of BreezePDF.

FAQs

Here are some frequently asked questions about stitching PDFs together. These FAQs address common concerns and provide helpful information to ensure a smooth and successful merging process. Understanding these answers can help you troubleshoot issues and optimize your PDF management workflow.

What file formats are supported for merging?

BreezePDF primarily supports merging PDF files. Other file formats, such as Word documents or images, should be converted to PDF format before merging.

Is it possible to merge PDF and JPG files together?

To merge PDF and JPG files together, you must first convert the JPG files to PDF format. Once the JPG files are converted to PDF, you can merge them with other PDF files using BreezePDF.

How can I reduce the size of a merged PDF?

You can reduce the size of a merged PDF by compressing the file. BreezePDF offers compression options that allow you to optimize the file size for different purposes, such as email sharing or archiving. This maintains document quality while reducing the file size.

Is it possible to combine PDF files directly in Google Drive?

While Google Drive itself doesn't offer a direct PDF merging feature, you can use third-party apps available in the Google Workspace Marketplace to combine PDF files stored in Google Drive. Alternatively, you can download the PDF files to your computer and use BreezePDF to merge them.

In what order will my merged PDF files appear?

Your merged PDF files will appear in the order they are arranged in the merging tool. BreezePDF allows you to drag and drop files to rearrange them in the desired sequence before merging, ensuring accurate file order.

How many pages can I include in a merged PDF?

BreezePDF can handle a large number of pages in a merged PDF, especially since the processing takes place locally on your device, not on a server with strict limitations. The main limitation is the processing power of your computer.

Can I delete and reorder pages after I merge files?

Yes, you can delete and reorder pages after you merge files using BreezePDF. It provides the functionality to rearrange and modify the merged document to your liking.

Conclusion

Stitching two PDFs together is an essential skill for efficient document management. Whether you're organizing reports, streamlining review processes, or archiving important documents, combining PDF files can significantly enhance your productivity. By choosing the right method and following the tips and guidelines outlined in this article, you can merge your PDF files quickly and effectively.

BreezePDF offers a user-friendly, secure, and cost-free solution for stitching PDFs together. With its emphasis on privacy and ease of use, BreezePDF is an ideal choice for users of all technical skill levels. Take advantage of BreezePDF's features to streamline your PDF management workflow and enhance your document organization.

Ready to experience the ease and benefits of stitching PDFs with BreezePDF? Visit our website today and start merging your PDF files quickly and securely. Streamline your document management process with our free, private, and user-friendly tool.