Merge PDF Files
Combine PDF documents in your chosen order. Files are processed locally in your browser.
1. Add your input2. Run the tool3. Review and download
How to use this tool
Choose 2–20 PDF files, change their order with Up and Down, then merge and download.
Limits and useful notes
Up to 20 MB per file, 50 MB total and 250 output pages. Encrypted PDFs are not supported. Page content is copied; bookmarks, interactive forms and digital signatures are not preserved.
Files and inputs are processed in your browser. This tool does not upload them to the AllgoTool server.