Merge PDF Files
Combine multiple PDF files into one document online. Free, secure, browser-based — no registration required. Drag to reorder, then merge and download in seconds.
Merge PDF
Drag and drop multiple PDF files here to combine them
or drop files here
Frequently Asked Questions
How many PDFs can I merge at once?
Typically 50-100+ files without issues. Processing is entirely browser-based using pdf-lib — no server upload limits.
Can I reorder files before merging?
Yes! Drag and drop to reorder files. The final PDF follows your custom order. For page-level reordering, use PDF Reorder.
Are my files secure?
Absolutely. All processing happens locally in your browser — files never leave your device. We use pdf-lib for secure, client-side processing.
How to Use
Upload PDFs
Select multiple PDF files using the file picker or drag and drop.
Arrange Order
Drag files to set the merge order. First file = first pages of the result.
Merge & Download
Click Merge PDFs. Your combined document downloads instantly.
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