PDF ToolsFree
Merge PDF
Combine multiple PDF files into one document instantly. Free, fast, and 100% secure — all processing happens locally in your browser. No files are ever uploaded to any server.
💡 Developer note: Run
npm install pdf-lib and uncomment the merge logic in MergePDF.tsx to enable real PDF merging.Frequently Asked Questions
Is this PDF merger free?▼
Yes, 100% free with no limits. No account required.
Are my PDF files uploaded to a server?▼
No. All merging happens in your browser. Your files never leave your device.
How many PDFs can I merge at once?▼
You can merge as many PDFs as your browser memory allows. There is no hard limit.
Does merging affect PDF quality?▼
No. The merged PDF retains the exact quality of the original files.