📋 Merge PDF Files - Combine Multiple PDFs

Upload multiple PDF files, reorder them, and merge into a single document

📤 Upload & Arrange PDFs

📄

Click to upload or drag & drop PDFs

Select multiple PDF files to merge

📥 Preview & Download

📋

Upload multiple PDF files to begin merging

Files will be combined in the order you arrange them

About PDF Merge Tool

This free online PDF merger allows you to combine multiple PDF documents into a single file. Upload your PDFs, arrange them in your preferred order using the Up/Down buttons, preview all files with thumbnails, and merge them into one cohesive document. All processing happens in your browser for maximum privacy and speed.

Features:

  • Multiple Files: Merge unlimited PDF files at once
  • Reorder Files: Use Up and Down buttons to arrange PDFs before merging
  • Visual Preview: See thumbnail previews of all PDFs
  • Drag & Drop: Easy file upload with drag and drop support
  • 100% Client-Side: All processing happens in your browser - files never uploaded
  • No Limits: Merge PDFs of any size and quantity
  • Preserve Quality: Original PDF quality maintained in merged file
  • Instant Merging: Fast processing with no waiting

How to Merge PDFs:

  • Upload multiple PDF files by clicking or dragging them
  • Use Up/Down buttons to reorder files in your desired sequence
  • Preview thumbnails to verify the correct order
  • Click "Merge PDFs" to combine all files into one document
  • Download your merged PDF file

Common Use Cases:

  • Combine multiple invoices or receipts into one file
  • Merge chapters of a book or report
  • Consolidate presentation slides from different sources
  • Combine scanned documents into a single file
  • Create complete document packages for submission

Support This Free Tool

Every coffee helps keep the servers running. Every book sale funds the next tool I'm dreaming up. You're not just supporting a site — you're helping me build what developers actually need.

500K+ users
200+ tools
100% private
Privacy Guarantee: Private keys you enter or generate are never stored on our servers. All tools are served over HTTPS.