Merge PDF

Combine multiple PDFs into one.

Click to select PDF files

or drag & drop them here

Processed entirely on your device.

Step-by-Step Guide

How to Merge PDF Files Safely in Your Browser

Combine contracts, reports, and receipts into one neat document without exposing sensitive data to cloud servers.

  1. 01Step 1

    Select or Drop PDF Files

    Upload two or more PDF files from your device. Files remain strictly inside your browser memory.

  2. 02Step 2

    Reorder Document Sequence

    Drag and drop rows or use the arrow buttons to set the exact order of pages in the merged file.

  3. 03Step 3

    Download Merged PDF

    Click "Merge Files" to compile the new document in background threads and instantly save it to your device.

Air-Gapped Privacy

Why Use Merge PDF on ilm.social?

Zero Cloud Uploads

Your files are processed directly inside your browser RAM. No servers ever see your confidential data.

Instant Processing

Multi-threaded Web Workers execute instantly without waiting in remote server queues.

100% Free & Offline

No hidden subscriptions, watermark restrictions, or mandatory accounts. Works even without Wi-Fi.

Frequently Asked Questions