100% Browser-Based • No Upload • Free
Free PDF Merger Combine PDFs Instantly
Merge multiple PDF files into a single document in seconds. Drag to reorder, select specific pages, and download — all processed in your browser. No files uploaded.
No sign-up required to try
•
No files uploaded
•
Free forever
How It Works
1
Select or drop your file
2
Processed in your browser — nothing uploaded
3
Download the result — done!
Key Features
Why Use UniTrack PDF Merger
Combine reports, contracts, and documents into one PDF — privately and instantly.
Drag & Reorder
Drag files to rearrange their order before merging. Get exactly the document structure you need.
Unlimited Files
Combine as many PDFs as you need — no limits on number of files or total page count.
Completely Offline
Files are merged using JavaScript in your browser. Nothing is transmitted — perfect for confidential documents.
FAQ
Frequently Asked Questions
Yes! After adding your files, simply drag and drop them into the desired order. The merged PDF will follow your arrangement exactly.
There's no artificial limit. You can merge as many PDFs as your device's memory allows. Most devices handle dozens of files without issue.
No. Merging preserves all original content — text, images, formatting, and interactive elements remain exactly as in the source files.
Merge Your PDFs for Free
Combine multiple PDFs into one document instantly — no upload, no signup, no limits.
No sign-up required
100% browser-based
Free forever