PDF Merger
Merge multiple PDF files into one
Drop PDF files here or click to select
Select multiple PDF files to merge
1. Select multiple PDF files
2. Arrange them using up/down arrows
3. Click Merge to combine
4. Download your merged PDF
✓ Merge unlimited PDFs
✓ Reorder files before merge
✓ Process locally (no upload)
✓ 100% secure & private
Type
merger
Input
Output
- ✓ Free to use
- ✓ No registration required
- ✓ No file size limits
- ✓ Fast processing
- ✓ Secure & private
PDF Merger is a free online tool that lets you combine multiple PDF files into a single document instantly. Whether you need to consolidate reports, contracts, invoices, or any other documents, this tool makes the process fast and effortless — no software installation required.
- 1Click "Choose Files" or drag and drop your PDF files into the upload area.
- 2Reorder the files by dragging them into the sequence you want.
- 3Click "Merge PDFs" to combine all files into one document.
- 4Download your merged PDF file instantly — no waiting, no email required.
- →Combining chapters or sections of a report into a single document.
- →Merging invoices, receipts, and expense documents for accounting.
- →Assembling a portfolio by combining multiple PDF samples.
- →Joining contracts with supporting attachments before sending.
- →Creating a unified archive of related documents.
How many PDFs can I merge at once?
You can merge up to 20 PDF files at once. Each file can be reordered before merging.
Will the quality of my PDFs be affected?
No. The merger combines your PDFs without modifying or re-encoding the content, preserving full quality.
Is my data private?
Yes. All merging happens in your browser. Your files are never uploaded to our servers.
Does it work on mobile?
Yes. The PDF Merger works on any device with a modern browser, including phones and tablets.