How to use
Select multiple PDFs, arrange them with Move up or Move down, then generate and download. Pages inside each source file keep their order.
Order contract.pdf, appendix.pdf and signature.pdf to combine all pages in that sequence.
MERGE PDF FILES
Merge PDF Files
Combine multiple PDF files in your selected order while retaining each source page size.
2–20 PDFs · up to 100 MB and 1,000 pages
Supports 2–20 PDFs, up to 100 MB and 1,000 pages total. Password-protected, encrypted, damaged or unusually structured PDFs may not load. Pages are copied without compression or OCR. Digital signatures become invalid, and forms, attachments, bookmarks, scripts and some interactive content may not be fully retained. Available browser memory is an additional limit.
Select at least two PDFs.
Files stay in this browser. No upload or automatic saving.
Limits and compatibility
Supports 2–20 PDFs, up to 100 MB and 1,000 pages total. Password-protected, encrypted, damaged or unusually structured PDFs may not load. Pages are copied without compression or OCR. Digital signatures become invalid, and forms, attachments, bookmarks, scripts and some interactive content may not be fully retained. Available browser memory is an additional limit.
Common questions
Why can the output be larger or signatures become invalid? Pages are written into a new PDF container, rebuilding object structures. Any existing digital signature no longer covers the resulting file, and this tool does not perform dedicated compression.