PDF Merge
Combine multiple PDF files into one. Reorder pages with simple drag and drop.
Drop files here
Click or drag & drop (PDF / 複数選択可)
How to use
- 1
Select PDFs
Choose multiple PDF files to merge.
- 2
Reorder
Adjust the order with drag and drop.
- 3
Merge
Combine them into a single PDF.
Features
- Combine multiple PDFs into one file
- Reorder documents freely before merging
- Documents never leave your browser
- Safe merging - original files are never modified
Use cases
Combine contracts
Merge contracts and quotes into a single PDF for submission.
Merge report chapters
Combine report chapters into one PDF for easy distribution.
Organize scanned files
Merge individually scanned documents into one PDF.
Details
PDF merge combines multiple PDF files into a single document. Merge contracts and quotes, report chapters, or scanned documents into one file.
Files are listed with up/down buttons to reorder them freely. All processing happens in your browser, so your documents never leave your device.
The merged result downloads as a single PDF. Your original files are never modified, so you can redo the merge as many times as you like.
FAQ
Can I merge password-protected PDFs?
No. Password-protected PDFs cannot be merged. Please unlock them first.
What is the maximum number of files?
There is no limit, but it depends on your browser memory. For large files or many documents, we recommend merging in smaller batches.
Can I change the merge order?
Yes. Use the up/down buttons on each file row to reorder anytime.
How do I save the merged PDF?
Download the merged file using the download button.
Related Tools
PDF Split
Split PDFs by page range, or extract specific pages into a new file.
Rotate PDF
Rotate PDF pages by 90 or 180 degrees and save the result for free. Process every page or a selected range locally in your browser without uploading the file.
Browser Notepad
A free notepad that runs entirely in your browser. Your notes are saved automatically on your device and restored next time.
All processing happens in your browser. Your files are never uploaded.
Verified: File selection, merge completion and local history are browser-tested
Did you know?
PDF was created by Adobe in 1993 and became an ISO standard (ISO 32000) in 2008.