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How to Merge PDFs Online and Offline

A variety of approaches exist for merging PDFs. Merging several PDF files into a single file addresses a number of issues, including the ability to distribute numerous PDF documents in one file at once.

Instead of opening and closing each file one at a time, you may just do it all at once. You may learn how to merge PDF files online and offline in this post.

Part 1. How to Merge PDFs on Windows

Adobe Acrobat's ability to work with multiple files is one of its most impressive features. Almost any file format can be combined or merged into a single PDF. To save time, you might open each file and save it as a PDF. Here are a couple of insider hints on how to merge numerous PDFs into a single one in record time.

Merge multiple PDFs into one single document using Acrobat:

  1. Open Adobe Acrobat DC if it is not already open.
  2. Select "File" and then "Create" > "Combine Multiple Files into a Single PDF" option. Alternatively, you may select the "Combine Files" option from the right-hand menu if you've already opened the file.
  3. Drag files into the "Add Files" box or use the "Add Files" buttons to do so.
  4. PDFs, images, PowerPoint presentations, emails, and other types of documents can all be selected at once.
  5. To merge multiple PDFs into one document, just select all of the files and then click "Combine".
merge pdf files

The above are the steps for combining PDF files with Adobe Acrobat. Easy, right? If you have enough budget for merging PDFs, you can choose this option. If you want a cheaper option, you can consider using online PDF mergers.


Part 2. How to Combine PDF Files on Mac

Preview, Apple's default app, has a lot of power. It makes it simple to merge several PDF files into a single document.

Combine Two PDF Files

Below are the steps on how to combine PDF files on Mac with Preview:

  1. Launch Preview and choose the first PDF file you wish to merge.
  2. Take a look at the top menu and pick "Thumbnails".
  3. The sidebar will now show thumbnails of the currently viewed pages.
  4. Click on the thumbnail.
  5. Page from the file may be added by selecting "Edit > Insert", and then "Page from File". Open the PDF file that you wish to use.
  6. By doing so, a second PDF will be added to the first. Rearrange the pages by dragging the thumbnails.
  7. Go to "File" > "Export as PDF". Save your combined document as a PDF file.
join pdf files

Combine Parts of Different PDF Files

  1. Launch the Preview and start merging PDFs in Preview.
  2. Set up separate windows for each of the PDF files you wish to merge.
  3. Using the Window menu, select Move Tab to New Window if files open as tabs in a Preview window.
  4. Select "Thumbnails" from the "View" menu in each PDF window.
  5. The sidebar will now show thumbnails of the currently viewed pages.
  6. Do a quick drag-and-drop of thumbnails between the two PDF files.
  7. You may pick several thumbnails by using Command–Click.
  8. Go to "File" > "Export as PDF". Save your combined document as a PDF file.

Part 3. How to Combine PDFs on iOS

UPDF for iOS is an ultimate file manager app and PDF reader app for iPhone and iPad. You can manage files, read PDFs, and annotate PDFs using it. It also allows you to combine PDFs on iPhone and iPad.

download updf in app store

Here are the steps on how to merge PDFs on iPhone or iPad:

  • Import the PDF files to the UPDF app. To do so, you can click the "+" icon and then select "Files" to import the PDF files.
  • After you import PDF files in UPDF. Go into selection mode by tapping the "checkbox" icon on the right.
merge pdf files
  • Select which images and PDFs you want to merge.
combine pdf files
  • Select "Merge" from the "More" drop-down menu at the bottom of your screen.
to combine pdf files
  • All of the combined files will be stored in the same folder as their original counterparts as a PDF document. From there, you may transfer it to a new folder.
download updf in app store

Part 4. How to Merge PDFs Online

There are many tools that can help you combine PDFs online. You can use any online tool to merge PDFs online.

Let's say iLovePDF is the online tool that allows you to merge PDF files in simple steps. It is a PDF merge online free tool. So, use this tool to merge your PDF files if you want to go with an online tool.

Here are the instructions on how to merge PDFs online with iLovePDF:

merge pdf online
  • Go to the iLovePDF website and then choose the Merge PDF tool.
  • Click the "Select PDF files" button and then choose the files you want to merge. You can select as manage files you want.
  • Then you just need to click the "Merge PDF" button on the right bottom of the interface. iLovePDF will help you merge all PDFs into one.
  • Then click the "Download merged PDF" button to download it.
combine pdf online

The only drawback of using the online tool is the disruption in the internet speed and the confidentiality of documents. So, make sure that you use a better and more stable option like UPDF.


Part 5. The Best Free PDF Software You Shouldn't Miss

Whether you're in the classroom or the office, UPDF is a great tool to have on hand. Even the most challenging activities may be handled with ease because of the application's resource-light design and user-friendliness.

merge pdf files
  • PDF Annotator: It is a free PDF annotator and you can add various markups to your PDF file: sticky notes, text boxes, typewriters, highlights, stamps, signatures, etc.
  • PDF Editor: It is a great PDF editor and you can make modifications to all the texts and images on your PDF documents.
  • PDF Converter: You can use UPDF to convert PDF documents into Word, Excel, HTML, images, etc.
  • PDF Encrypter and Organizer: You can use UPDF to add passwords to PDF and organize the pages on PDF.

The current versions of UPDF run on Windows, Mac OS X as well as Android and iOS devices. UPDF's features change depending on the version you're using. New features are also on the way in the next few months like merging PDF files.


Part 6. The Advantages of Merging PDFs

Transparency in Exchanging Data

It might be difficult to upload or attach many documents at once. There are a few email and social media sites that still limit attachments to one file, even though most of these platforms allow attachments of multiple files.

One of the simplest methods is to combine all of your files into a single PDF document. The documents may be merged into a single file and then uploaded to the appropriate platform without having to be sent one at a time.

Document Management Made Simple for Big Projects

Multiple teams and a plethora of documentation are frequently required for large-scale initiatives.

Routine reports on tasks, objectives, and statistics are frequently requested from individuals, groups, and departments.

Keeping track of all those documents without wasting time looking for them is a difficult task.

All of the reports should be combined into a single document and made available to each team in order to demonstrate the full scope of the study's findings and conclusions.

More Efficient and Smarter Printing

There are two circumstances in which a large number of papers must be printed:

  • You open your files one at a time by clicking "Open" on your computer's desktop.
  • It's easy to combine many files into a single document and print it out in a matter of minutes.

Aside from practicing patience, only option one is worth pursuing. Don't waste any more time clicking away and losing sight of what you've already done, instead print once and spend your time on more essential matters instead.

Merging and Scanning

A single file is preferable for scanning a big amount of text, such as a 30-page contract or multiple pages from a book. However, the scanning process might be disrupted by faults or technological difficulties.

Scanning might be disrupted for any number of reasons. Keep scanning and saving the pages you've already scanned. The final step is to merge all of the files into a single PDF.

Among all the options available to merge PDF files, UPDF is the most reliable option. Try it out today!