Merge PDF Files
Combine multiple PDF documents into a single organized document. 100% private, no file size ceilings.
Processed locally in your browser — never uploaded
Drop 2 or more PDF files here, or browse
Merged directly in browser memory via WebAssembly
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How to use Merge PDF Files
Everything happens client-side. No waiting for uploads, no server queues.
1
Add PDF files
Select two or more PDF files from your computer.
2
Reorder documents
Drag files up or down to set the exact sequence.
3
Download merged PDF
PDF-lib stitches the documents together in milliseconds.
Your privacy is guaranteed: We never upload, inspect, or store your documents or photos. All conversion logic executes locally using your device's processor through the browser's memory.
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