Merge multiple PDF files into one unified PDF document online for free. Reorder pages and combine fast.
Combine two or more PDFs into one document in the order shown in the workspace. Reorder or remove files before merging. The tool first uploads files to a processing endpoint and can fall back to browser processing if that request fails.
Step-by-Step Walkthrough
Step 1
Add at least two PDF files.
Step 2
Arrange the files in the order you want their pages to appear.
Step 3
Merge the documents and download the resulting PDF.
Pro Tip for Best Output Quality
The server accepts up to 20 PDFs, 80 MB per file, and 160 MB in total.
Password-protected or damaged PDFs may not be readable. Browser fallback capacity depends on device memory.
Key Capabilities & Features
Multiple PDFs
Combine complete documents into one PDF.
File ordering
Arrange the source files before merging.
Remove files
Exclude a document from the current selection.
PDF download
Save the merged document as a separate file.
Recommended Creative Use Cases
Frequently Asked Questions
Ready to try PDF Merger?
Open the tool directly inside your browser. Completely free, zero file uploads, and no watermarks on your exports.