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Simple, Fast, and Secure PDF File Merger. Free and All From Your Browser

Merge all of your PDF files online. It's simple and hassle-free!

Go to PDF Merge Tool

About PDF Fuse

(Optional) ✅ Step 1: Name Your New PDF File

Personalize your fused PDF by giving it a custom file name — or skip ahead if you prefer the default name. The file default name is 'PDFFuseFile'.

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📁 Step 2: Upload Your PDF Files

Drag and drop your PDF documents into the upload area, or click and upload them from your device. Works on desktop, tablet, or mobile.

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🔗 Step 3: Click “Merge PDFs” to Fuse Your Files

Hit the Merge PDFs button and we will instantly combine your files into one clean, downloadable document — All from your browser and accessible from phone, tablet, and PC.

(Optional) Enter the new file name here

Select or drag and drop PDF files, then press "Merge PDFs"

Or

Drop PDF files here

Frequently Asked Questions ❓

Nope, there is nothing that you need to install to use PDF Fuse. PDF Fuse runs completely from your browser and can be used from any device. From phone, tablet, PC, to Mac devices. PDF Fuse has you covered! Merging PDFs is quick and easy:
1. Upload or drop your PDF files.
2. Click "Merge PDFs".
Yes, your data is secure. The files that you upload to your browser never leave your device. All PDF file processing happens locally on your browser, which means that nothing is uploaded or stored on the PDF Fuse server.
Yes, PDF Fuse is free to use and accessible on all devices. Merge, rearrange, delete, and manage your PDFs without all the hassle like other productivity tools.
For sure! PDF Fuse is mobile-friendly and works on all modern PC and mobile devices. It's as simple as opening your browse, and then start merging PDFs on the go.
PDF Fuse currently supports PDF files only. If your documents are in a different format, you’ll need to convert them to a PDF file before uploading. Support for more file types may be added in the future.
Have more questions? Check out our FAQ page