Merge PDF
Combine two or more PDF files into a single document in seconds — completely free, with no account required. Simply upload your PDFs, drag them into the order you want, and download the merged result. Ideal for combining reports, assembling portfolios, bundling invoices, or compiling research papers. All processing happens in your browser, so your documents never leave your device.
Merge PDF
Combine multiple PDF files into a single document.
Drop files here or click to upload
PDF files only · Upload 2 or more files
How to Use Merge PDF
- 1Click "Upload PDF Files" or drag and drop your PDFs into the upload area
- 2Add as many PDF files as you need — there is no limit on the number of files
- 3Drag the file thumbnails to rearrange them in your desired order
- 4Click the "Merge PDF" button to combine all files
- 5Preview the page count of the merged document
- 6Click "Download" to save your combined PDF to your device
Your Privacy is Protected
Merge PDF runs entirely in your browser. Your files and data are never uploaded to any server, never stored, and never shared. Everything happens locally on your device using secure browser APIs.
Frequently Asked Questions
Is there a file size limit?
You can upload files up to 100MB each. For very large files, consider compressing them first using the Compress PDF tool.
Are my files secure?
Absolutely. Files are processed entirely in your browser using JavaScript and are never uploaded to any server. Your documents stay private on your device.
Does merging preserve hyperlinks and formatting?
Yes, all text, images, hyperlinks, and formatting from each source document are preserved in the merged output.
Can I merge password-protected PDFs?
You need to unlock password-protected PDFs first using the Unlock PDF tool, then merge them.