Merge PDF – Combine PDF Files Online

Combine multiple PDF files into a single document. Drag to reorder, then merge instantly in your browser.

📑

Drag & drop PDF files here or click to browse

Select multiple PDF files to merge (Max 100MB each)

How to Merge PDF Files

  1. Upload PDFs: Drag and drop your PDF files into the upload area, or click to browse and select files.
  2. Reorder (Optional): Drag files up or down to change their order in the merged document.
  3. Merge: Click the "Merge PDFs" button to combine all files into one PDF.
  4. Download: Click "Download Merged PDF" to save your combined document.

Why Use Our PDF Merger?

  • 100% Private: Files are processed entirely in your browser. Nothing is uploaded to any server.
  • No Limits: Merge as many PDFs as you need without daily caps or watermarks.
  • Drag & Drop Reordering: Easily arrange files in your preferred order before merging.
  • Instant Processing: No waiting for server queues—merging happens immediately on your device.
  • Free Forever: No hidden fees, no premium tiers, no registration required.

Use Cases

  • Combine scanned documents into a single file for easy sharing
  • Merge chapters of an ebook or report into one PDF
  • Consolidate invoices, receipts, or contracts
  • Create a portfolio from multiple PDF files
  • Combine presentation slides exported as PDFs

Limitations

  • Password-protected PDFs must be unlocked before merging
  • Very large files (hundreds of MB total) may be slow on older devices
  • Some complex PDF features (like forms) may not be fully preserved

Frequently Asked Questions

Upload your PDF files by dragging them into the upload area or clicking to browse. Drag to reorder if needed, then click "Merge PDFs" to combine them into a single document.

There is no fixed limit. You can merge as many PDF files as your device's memory can handle. For very large merges, processing may take longer.

No. All PDF merging happens directly in your browser using JavaScript. Your files never leave your device, ensuring complete privacy.

Yes! After uploading, you can drag and drop the files to reorder them. The merged PDF will follow your specified order.