Merge PDF Files Online
Combine multiple PDF documents into a single file quickly with client-side processing. Reorder files with drag & drop before merging.
Combine 2 or more PDF documents into one seamless file.
How to Use Merge PDF
Upload PDF Files
Select or drag & drop multiple PDF files from your device.
Arrange Order
Drag and drop file cards to arrange the exact page sequence you want.
Merge & Download
Click "Merge PDF" and download your combined document instantly.
Key Features & Benefits
100% Client-side local processing — zero files uploaded to servers
Interactive drag-and-drop file reordering
Real-time file size & page count breakdown
High-capacity batch support with fast browser compilation
Frequently Asked Questions
Is my data secure when merging PDFs on Utilyx?
Yes! Utilyx processes your PDF files locally directly in your web browser using WebAssembly/JavaScript. Your files never leave your device.
Is there a limit on how many PDFs I can combine?
There is no artificial limit. You can merge as many documents as your browser and device memory allow.
Can I reorder files before merging?
Absolutely. Drag and drop file cards or use the reorder buttons to set your desired sequence.
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