Are you looking for software to merge PDF files for free? The operation can prove delicate to do manually… That's why you should use a simple online tool to merge your PDFs.
Here are the 10 best programs to perform PDF merging, completely free, that we have selected for you.
The tools in this article were selected by our team and are not sponsored. Discover how sponsor your tool.
1) Smallpdf: the best PDF merging software

SmallPDF It is undoubtedly the most intuitive and complete tool for merging PDFs, but also for compressing files of this type or converting them to other formats.
2) iLovePDF: a free online PDF merging tool

iLovePDF is another feature-rich solution for merging, converting, or splitting a PDF.
3) Adobe Acrobat: merge PDFs online with Adobe

Adobe Acrobat is Adobe's free solution for merging a PDF online for free.
Adobe's PDF merging software is very simple: you just need to select the two documents to combine and the tool generates a single PDF for you.
The advantage of this solution: since it's an Adobe tool, it is very well finished and free of any advertising.
4) Soda PDF: an excellent PDF merging tool

Soda PDF is a tool dedicated specifically to merging PDF documents. A fast solution with a clean design.
5) HiPDF: a tool to combine PDFs

Hipdf is a handy and easy-to-use site that will allow you to merge PDF documents in the blink of an eye (as well as perform other actions).
6) Sejda: merge your PDFs online for free

Sejda is designed to be simple and effective and even allows merging PDFs and images (in the desired order).
7) PDFCandy: a tool to merge PDFs without ads

PDFCandy is a comprehensive toolbox for editing your PDF files (including merging them).
8) CombinePDF: a tool to combine and compress PDFs

Classic and effective, CombinePDF is a website that lets you quickly convert and combine PDFs.
9) PDF2Go: a free online PDF merging solution

PDF2Go includes various features, including one that lets you merge multiple PDF files with a simple drag-and-drop.
10) Docupub: an online tool to edit your PDFs

Docupub has a very minimalist design but perfectly fulfills its role: quickly merging PDF files.
Which software should you choose to merge PDFs?
The important thing when choosing PDF merging software is to pick one that matches your needs and is most convenient for you.
Some software is limited to PDF merging. Others go further by offering PDF compression, PDF editing, or adding a watermark.
For simple PDF merging, choose an ad-free, reliable solution like the tool offered by Adobe or the top tools in the ranking.