Is it safe to merge confidential documents here?

Yes. Our Merge PDF tool processes everything locally in your browser. Your files never leave your device.

How many PDFs can I merge at once?

There are no artificial limits. You can merge as many files as your device's memory can handle.

No, the merging process simply concatenates the documents without compressing or altering the original pages.

Upload two or more PDFs to combine them into a single document instantly.

Drop files here

or click to browse

.pdf

How it works

All processing happens locally in your browser. No files are uploaded to any server.

Merge and combine multiple PDF files into one document in your browser. Free, private, offline PDF merger. No file uploads to any server.

1
Drag and drop multiple PDF files into the secure dropzone.
2
Drag the file cards to reorder them exactly as you want them to appear in the final document.
3
Click "Merge PDFs" to instantly combine and download the new file.

Private Document Merging

Combine sensitive PDFs directly on your machine. Your documents are never uploaded to our servers.

Instant Combination

Merge hundreds of pages in milliseconds since there are no upload or download delays.

No Page Limits

Merge as many PDFs as you need. We do not enforce premium paywalls or page count restrictions.

Format Retention

Our engine preserves all original text, images, and formatting across the merged documents.