PDF Merger
Combine multiple PDFs into one
How to Use
1
Add PDF files
Upload multiple PDF files by clicking or dragging.
2
Arrange order
Drag files to set the order they appear in the merged PDF.
3
Merge
Click Merge to combine all files.
4
Download
Download your single merged PDF file.
Frequently Asked Questions
How many PDFs can I merge?
You can merge up to 20 PDF files in a single operation. For very large files, consider splitting into batches.
Can I reorder pages before merging?
Yes, drag and drop PDF files to change the order. Pages are merged in the order shown.
Is my PDF data private?
Yes, all merging happens locally in your browser using pdf-lib. Your documents never leave your device.
Will merged PDFs retain formatting?
Yes, all text, images, and formatting are preserved exactly. Links and bookmarks may need re-creation.