Merge PDF
Merge PDF is a free online document tool for changing PDF files into PDF files. Merge PDF accepts 1 MIME type, returns application/pdf, includes 0 settings, and runs in your browser on the device.
Drop .pdf files here
or click to choose
Key facts
- Input
- 1 format: PDF (application/pdf)
- Output
- PDF (application/pdf)
- Runtime
- your browser on the device
- Settings
- 0 controls; default conversion path
- File mode
- multi-file batch creates 1 combined output
- Cost
- $0, no account required
How to use Merge PDF
- 1
Open your PDF file
Drop your PDF file onto the page, or click to browse and pick one from your device.
- 2
Choose options
No options to configure. Merge PDF uses sensible defaults.
- 3
Convert and download
Click Convert. Your PDF file is ready to download in seconds.
Merge PDF details
First, Merge PDF reads PDF source files and prepares PDF output for the document workflow. Next, Merge PDF keeps the conversion path simple with no extra controls. Additionally, Files and text stay in the browser session.
Drop in two or more PDF files and download a single merged PDF. Pages from each document are appended in the exact order you uploaded the files, with the original page sizes, orientations and content preserved. Everything happens locally in your browser; your documents are never uploaded to a server.
Common searches
- merge pdf
- combine pdfs
- combine pdf files
- join pdf files
- pdf merger
- merge multiple pdfs
Related tools
Tools that work with the same formats — most users open one of these next.
Reorder PDF Pages
Rearrange the pages of a PDF into any order — all in your browser, no upload.
Extract PDF Pages
Pull selected pages out of a PDF into a new, smaller PDF — entirely in your browser.
Add Page Numbers to PDF
Stamp page numbers onto a PDF — pick position, format and start number, all in your browser.
Compress PDF
Shrink a PDF by rasterizing pages to JPEG at a chosen DPI — all in your browser.
Edit PDF Metadata
Update a PDF's Title, Author, Subject and Keywords — all in your browser.
Rotate PDF Pages
Rotate selected pages of a PDF by 90, 180 or 270 degrees — in your browser.
Frequently asked
What is Merge PDF?
Merge PDF is a free online document tool for changing PDF files into PDF files. Merge PDF accepts 1 MIME type, returns application/pdf, includes 0 settings, and runs in your browser on the device.
What files does Merge PDF accept and create?
Merge PDF accepts PDF files (application/pdf) and creates PDF files (application/pdf). There are no required settings before conversion.
Do my files and data stay private?
Yes. Merge PDF runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.
How do I use Merge PDF?
Open Merge PDF, drop in your PDF file, choose any options, and click Convert. Your browser does the work locally and produces a PDF file you can save right away.
What is the maximum file size for Merge PDF?
Because Merge PDF runs in your browser, the maximum size depends on your device's available memory. Most modern phones and laptops handle files up to a few hundred MB without issues.