Organize · PDF
Merge PDF
Combine multiple PDFs into one file — privately in your browser.
How to use
- Drop two or more PDF files.
- Reorder them if needed.
- Click Merge & download.
Features
- Merge unlimited files (device memory limit)
- Drag-order with up/down controls
- Runs in your browser. PDFs are not uploaded to ToolsWeb servers.
Privacy & how it works
This PDF tool runs in your browser with client-side libraries. Your files are not uploaded to ToolsWeb servers for this tool. Very large PDFs may be limited by your device memory. Privacy Policy.
FAQ
Are my PDFs uploaded?expand_more
No. Merging uses pdf-lib in your browser. Files never leave your device.
Is this tool free?expand_more
Yes. ToolsWeb tools are free to use with no signup and no paywall for core features.
Do I need an account?expand_more
No. Open the tool and start. We do not require registration for supported tools.
Are my files uploaded?expand_more
No for this tool. Processing runs in your browser. See Privacy & how it works on this page and our Privacy Policy for what network requests still occur when loading the site.
Does it work on mobile?expand_more
Yes on modern mobile browsers. Very large files may hit device memory limits sooner than on desktop.