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Merge PDF Files Online

Combine multiple PDF files into a single document. Upload a ZIP of PDFs and download one merged PDF — in seconds.

Pro feature. Upgrade to use Merge PDFs. See plans →

1. Upload images

Drop images here or click to browse

JPEG, PNG, WebP, GIF, TIFF, AVIF — up to 10 files, 25 MB total

2. Configure settings

All PDFs in your ZIP will be merged into a single PDF document, in alphabetical filename order. Tip: name your files 01_, 02_, etc. to control the order.

What this tool does

Papiral's PDF merger lets you combine as many PDF files as you need into one seamless document. Upload a ZIP containing your PDFs, and Papiral preserves every page in the order the files appear. Perfect for combining contracts, reports, invoices, or chapters.

Problems it solves

  • Combining chapters of a book or report into one PDF
  • Merging multiple scanned documents into a single file
  • Consolidating invoices or receipts into one PDF for accounting
  • Joining form submissions or signed contracts into one archive

Example

Merge 12 monthly report PDFs into one annual report

Frequently asked questions

How many PDFs can I merge at once?

Pro plans support up to 200 files per batch; Business plans up to 2,000. Free users can try single-file operations like compress and rotate.

Is the page order preserved?

Yes. Papiral merges your PDFs in alphabetical filename order, so naming your files 01_, 02_, etc. gives you full control.

Are my PDFs stored after processing?

Your files are stored temporarily on secure servers and automatically deleted after 24 hours (Free) or 7 days (Pro/Business).