PDF Tools
Combine multiple PDF files into one. Drag to reorder, download instantly — no upload needed.
Drop PDF files here or click to upload
Select multiple PDFs — they will be merged in the order shown
Yes. This tool uses the open-source pdf-lib library and runs entirely in your browser. Your PDFs are never sent to any server, logged, or stored.
There are no server-side limits since everything runs locally. For very large PDFs (100+ MB total), your browser's available memory is the only constraint.
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