PDF Tools

Merge PDF

Combine multiple PDF files into one document in your chosen order.

Free Private No signup Popular
Merge PDF Private · local processing

Features

What this tool can do

  • Merge unlimited PDFs locally
  • Preserves page order
  • No file size upload limit*
  • Instant download
How to use

Step-by-step guide

  1. 1

    Select two or more PDF files.

  2. 2

    Confirm order in the list.

  3. 3

    Merge and download the combined PDF.

Use cases

Who uses this tool?

Contract bundles
Report compilation
Course materials
Invoices + receipts
Guide

Merge PDF files online without uploading

Combine multiple PDFs into one document in your chosen order. This free PDF merger uses in-browser processing so contracts, reports and course packs never leave your computer.

Stop sending five attachments

Stakeholders lose track of separate PDFs. Merging creates a single source of truth for proposals, signed agreements, appendices and onboarding packs.

How the free PDF merger works

Select two or more files, confirm order, merge, then download. Page content is preserved using client-side PDF tooling rather than a remote render farm.

  • Contracts and addendums
  • Monthly report compilations
  • Training and course booklets
  • Invoice plus supporting receipts

Limits and privacy

Very large merges depend on your device memory. For everyday business PDFs, results are typically instant. Because nothing is uploaded, confidential board decks and legal PDFs stay local.

FAQ

Common questions

Are my PDFs uploaded?

No. Merging uses PDF-lib entirely in your browser.

Is there a page limit?

Limited only by your device memory — most everyday merges work instantly.