PDF2Brain

PDF2Brain

Batch Merge PDF

Upload multiple PDFs, drag to set merge order, and download one combined file in seconds.

Ready to merge

Ready to merge

Combine multiple PDFs into one file. Pages follow the order you set in the list.

2–50 files per merge · 1 credits per input file

Merge PDF Files Online — Combine Multiple PDFs into One

Combine multiple PDF documents into a single file in seconds. Upload your PDFs, drag to set the merge order, and download one merged PDF. Processing runs in memory during your session — no desktop software install required.

Key features

  • Merge 2 to dozens of PDF files in one batch
  • Drag-and-drop reordering so pages follow your chosen sequence
  • Fast in-browser processing with immediate download
  • Supports large PDF uploads within per-file size limits
  • Free batch utilities with Google sign-in credit

Common use cases

  • Combine invoice PDFs into one file for accounting
  • Merge report chapters or appendices before sharing
  • Join scanned pages from different sources into a single document
  • Prepare a single PDF packet from multiple attachments

Frequently asked questions

How many PDFs can I merge at once?
You can merge multiple PDFs in one batch. Add at least two files, reorder them, then click Merge PDFs to download a single combined file.
Will merge change the quality of my PDF?
Merging combines existing pages without re-encoding content, so text and images in your source PDFs remain as they were.
Do I need to install software?
No. PDF2Brain runs in the browser. Sign in with Google to get free credit and merge PDFs online.