How to merge two PDFs

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How to merge two PDFs into one

You are interested in understanding how to merge two PDFs into one acting as a computer? Then turn to the tools that I have reported to you below. There are both for Windows that for MacOS: identify what you think may be most comfortable for you and put it to the test right away.


PDFTK Builder (Windows)

If you are using a Windows PC, you can merge two PDFs in a very simple way using PDFTK Builder. It is a free and open source software capable of merging, splitting, protecting and rotating PDF pages.


To download the program to your computer, go to its website and click on the link pdftkb_setup.exe. Once the download is complete, open the .exe file just obtained and, in the window you see appear on the desktop, first click on the button Yes e poi quello Next, then check the box next to the item I accept the agreement and finish the setup by pressing the buttons Next (three consecutive times), install e Finish.

Once the main software window appears, select the tab Join files and drag the documents to be processed on it. Then use the buttons Move up e move down to arrange the files in the order you prefer and click on the button Save as to save the unified document in a folder of your choice. That's all!

Preview (macOS)


If you wish merge two PDF Mac, you can do this by using Preview, the default application of MacOS for viewing and editing images and PDF documents. How does it work? I'll explain it to you right away.


To begin with, open the first PDF to act on, by double clicking on its icon. If in doing this Preview does not open but another application, to remedy it, right-click on the PDF file, select the item Open with from the context menu and choose the item Preview from the additional menu displayed.

After opening the document in Preview, select the menu Vista located at the top, choose the option Miniature from the latter and drag the second PDF you want to add to the first one into the left pop-up bar.

Next, arrange the thumbnails of the PDF pages in the order you prefer by clicking on them and, continuing to hold, drag them. Finally, save the unified document by clicking on the menu Fillet and then on the voice Export as PDF attached to it. Therefore, indicate the location in which to save the output file and the name you want to assign it and that's it.

Adobe Acrobat Pro DC (Windows / macOS)

Adobe Acrobat Pro DC is a software from Adobe (the company that developed the PDF format) through which you can view and edit PDF files in various ways, including merging them. It is available for both Windows and macOS, it is paid (has a base cost of 18,29 euros / month) but can be tried for free and without limitations for 7 days.

To download the program to your computer, visit its website and click on the button Try 7 days. Then proceed to activate the trial by entering your email address Adobe ID in the text field on the left (if you don't have an Adobe account yet, you can create one at the moment, following the instructions on the screen), by clicking on the button Continue, by typing the relative password and providing the requested payment data. Then wait for the software download to start and complete.



A scaricamento ultimato, is stai using Windows, april il .exe file obtained and, in the window that is shown on the screen, click on the button Log in and log in to your Adobe account, typing the required data. Next, hit the button Start installing. When setup is complete, click on the button Log in, to log in with your Adobe ID, and then on the button Start trial version, to start the trial.

Stai using MacOSInstead, open the package .dmg ottenuto e fai doppio clic sull 'installer icon of Acrobat Pro DC. Then enter the Password of your user account on the Mac and click on the button OK. Then log into your Adobe account by pressing the button Log in and providing the requested data, click on the button Start installing and wait for the setup to complete.

Now that, regardless of the operating system you are using, you see the main program window on your desktop, for merge two PDF Acrobat, click on the menu Instruments at the top and press the button apri located at the entry Combine files.

Next, click on the button Add placed in the center of the screen and select the two PDFs on your computer that you want to merge. If you deem it necessary, you can also change the order in which the files have been arranged by clicking on their thumbnails and, continuing to hold, drag them to the desired position.


After completing the above steps, click on the button Combines located at the top right, then on the menu Fillet at the top left and select the item from the latter Save with name. Finally, indicate the location in which to save the output file, type the name you want to assign it and click on the button Save.


How to merge two PDFs online

If you don't want or can't install new programs on your computer, you can consider merge two PDFs online by contacting the appropriate Web services, operating from any browser and operating system. You will find listed below those that, in my opinion, represent the best in the category.

Online2PDF

To merge two PDFs by acting via the web, I suggest you first consider Online2PDF. It is a free online service that does not require registration and allows you to edit PDF files in various ways. It has very wide upload limits: you can upload up to 20 documents at a time for a total weight of 150 MB (but each uploaded file cannot exceed 100 MB) and protects users' privacy by deleting all files within 24 hours of 'upload.

To use Online2PDF, go to the home page of the service, click on the button Select files, choose the two PDFs on your PC for which you want to intervene and wait for the upload to be completed. Alternatively, drag the PDFs into the browser window.

Successively select the voice Merge files give menu to tendin modality, choose the merge mode from the drop-down menu As and make sure in the menu convert to the option is selected PDF (file format is maintained).

If you find it necessary, you can also change the order of the merged PDFs you just uploaded. To do this, all you have to do is move the related icons in the gray box of Online2PDF. Finally, start the merge process by clicking on the button Converted.

Once the process is complete, the unified PDF will be automatically downloaded to your computer. If this doesn't happen, select the link to fix it Switch to manual download.

Other solutions to merge two PDFs online

Wheel other solutions to merge two PDFs online? Then take a look at the Web services suitable for the purpose that I have reported to you in the list below. I point out that they all protect the privacy of users, removing the files that are uploaded to their servers within a few hours.

  • iLovePDF - free web service that does not require registration. It allows you to merge and edit PDF files in various ways. Note that it does not allow you to upload files with a weight greater than 100 MB. Eventually, however, it is possible to circumvent this limitation by switching to one of the paid plans (with costs starting from 6 euros / month), which also allow you to unlock other extra features.
  • PDF Candy - it is another free Web service that does not require registration and allows you to intervene on PDF documents by joining them, as well as converting them, dividing them, lightening them, unlocking them, etc. It does not apply limitations regarding the maximum file weight.
  • PDF24 - is another solution to merge PDF files via the Web and through which it is possible to make various further changes to the uploaded documents. It's free, requires no registration and no upload limits.

How to merge two Android PDFs

You do not have a computer at hand and would like to understand how to do it from your smartphone or tablet, by going to merge two Android PDFs? Very simple: you just need to use an application designed for the purpose, such as PDFelement. It is, in fact, an app that allows you to view PDF files and work on them in various ways, going to convert, merge, etc. It is free and easy to use.

To download it on your device, access the relevant section of the Play Store and tap the button Install (if you are using a device on which the Play Store is not available, you can download the app through an alternative store). Then, launch the app, selecting the relevant one icon which has just been added to the home screen and / or drawer.

Now that you see the main PDFelement screen, click on the button with the lines horizontally located at the top left, select the option Merge documents from the menu that appears, click on the button capacitor positive (+) lead located at the top right and select the two PDFs that you intend to merge.

Then, tap the button with i two sheets located at the bottom right and waits for the procedure to be completed. When the process is complete, select the item Save and specify the location on your device where you want to save the output file.

If you are not satisfied with the functioning of PDFelement, you can evaluate the use of other applications suitable for the purpose, such as the ones I pointed out to you in my guide on apps to merge PDF.

How to merge two PDFs on iPhone and iPad

If you own an Apple smartphone or tablet and, therefore, you want to know how to merge two PDFs on iPhone o iPad, you can make use of the app commands.

In case you don't know, it is a proprietary solution from Apple pre-installed on the company's devices (if removed, it can be downloaded again and for free from the relevant section of the App Store) that allows you to run scripts to perform various operations , such as the one covered by this guide, without having to resort to the use of additional apps,

To use it to merge two PDFs, you need to install an ad hoc script, such as Combine PDFs, which you can get by visiting the relevant web page with Safari from your iPhone or iPad and tapping the buttons Get quick commands e Add untrusted shortcut.

If in carrying out the steps you see a warning appear indicating that the command you want to obtain It can not be opened because the security settings of the Commands app do not allow it, to fix it do this: select the icon of Settings (Quella a forma di ruota d'ingranaggio) that you find on the home screen and / or in the App Library, then the item Quick Commandscarry your ON the switch next to the wording Untrusted commands, fai tap sul pulsating Allow and type il unlock code device.

Afterward, navigate to the location where the two PDFs to be merged are saved using the app Fillet, which is the default file manager of iOS / iPadOS (it is pre-installed on all iPhones or iPads, but if removed it can be downloaded again from the relevant section of the App Store), or any other application used for the purpose, then select the files in relation to which you are interested in going to act, tap onshare icon (Quella with the square and the arrow) and select the item Combine PDFs give the menu to compare.

When the process is complete, tap the button Preview to preview the output file and save the resulting document by tapping again on theshare icon, at the top right, and selecting the target app or anyway the location you prefer.

In the event that the use of Commands should not satisfy you, you can consider turning to the use of specific app to merge PDF files, like the ones I told you about in my article on the subject.

How to merge two PDFs


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