Best 5 PDF Merge Tools You Must Know (2024 list)

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PDF merger tools help combine, edit, and merge different PDF files into a single electronic document. People regularly working with PDFs need features like edit options, conversions, and mergers. Combining multiple PDF files into one document can be complicated but there are several free and paid options available in the market to merge files quickly.

We compiled a list of best PDF merger tools on the basis of speed, features and pricing.

Best PDF Merge Tools for 2023

1.) SwifDoo PDF 

SwifDoo PDF is a robust PDF merger and splitter for Windows OS. It is compatible with old and new PCs. The tool offers one-click services to combine multiple PDF files or split a single file into several PDFs. It ensures zero data loss during the process and retains the file quality. 

The PDF merger tool provides batch splitting to process many files in one go. SwifDoo uses SSL encryption for data security. It has other features, such as editing, compressing, annotating, creating new PDFs, adding a digital signature, and password protection. 

The tool is available for free and has three paid price plans with monthly, quarterly, annual, two-year, and lifetime licenses. The company offers a 30-day money-back guarantee and 24*7 customer support. 

2.) Adobe Acrobat Merge PDFs

Adobe Acrobat is the most popular PDF software in the market. You can select the tools from the suite by signing up with your email ID. Adobe Merger PDFs combines numerous PDFs into a single file. 

It is an online tool compatible with any internet browser and allows you to organize the PDFs in the order of merger. Once the merger is complete, download the single file to your device. Adobe allows users to combine up to 100 PDFs, where each file can have a maximum of 500 pages. 

The tool can also be used without signing in but with some limitations. You also gain access to 20+ other PDF tools like conversions, splitting, editing, digital signature, etc. Adobe Acrobat PDF Merger has a free trial and two paid plans – Acrobat Pro and Acrobat Pro Pack. 

3.) Xodo 

Xodo by Apryse is an online PDF merger tool. Upload the PDFs to the website, arrange them in an order, and click the Merge button. The basic online version is free to use and works in most browsers and operating systems, including smartphones. Xodo also offers a range of online PDF tools to convert files into images, Word and Excel formats, etc. 

From editing to compressing, and validating, there’s a tool for every feature. Xodo also offers private processing, where the PDFs are merged on your device without being sent to the company’s server. Data protection and cross-platform support are also provided by the company. 

Xodo has a free and two Pro plans with monthly and annual subscription options. It also offers custom pricing for enterprise use, with technical support, bulk conversions, cloud storage space on the Xodo server, and many other features. 

4.) Foxit

Foxit is a PDF software suite with several tools. The PDF merger tool can be downloaded to your computer for personal use. The software can easily merge multiple PDFs and uses OCR to read the text from images in the files. Create and edit PDFs, redact, sign, and protect them as necessary with a couple of clicks. 

It is compatible with different operating systems. After signing up, you can gain access to the cloud editor tool, which can be used online through the browser. Every account has an admin console to track your usage, uploads, downloads, etc. 

Foxit has a 14-day free trial plan and a paid plan for PDF Editor Suite Pro. Contact customer support for corporate/ business pricing information. It is cost-effective to purchase the suite with all PDF tools for merging, splitting, conversions, editing, password-protection, etc. 

5.) PDF2Go

PDF2Go has an online merger tool to combine several PDFs into a single file. The tool is compatible with different browsers and devices. The company offers multiple tools to effectively manage PDFs, unlock files, convert, edit, compress, lock, extract, sort, delete, repair, etc. 

The company has a vast range of tools compared to a few other service providers. The tool can be used for free if you are a teacher or a student. There is also a special PDF2Go Campus edition with customization and branding services for educational institutions.  

PDF2Go has a free basic plan and three paid plans. It also offers custom pricing for enterprise use. The tool is GDPR compliant and can be customized to remove branding. Enterprises can get dedicated hardware. Paid users can download the desktop app and extensions for Chrome, Firefox, and Google Workspace. 


All PDF merger tools have the same steps. Open the app and upload the PDFs you want to merge. Adjust the page range and click on the Start button. The files will be combined into a single document in a few seconds. Download it to your device. 

Take time to compare the features, security compliance, and pricing of the PDF merger tools and select the one that suits your requirements. Try the free versions before paying for the service. 

Let us know in the comments which one is easiest for you.