WherePDF

Online PDF tool

Merge PDF Files Online

Merge PDF files online with a free PDF combiner. Combine multiple PDFs into one document in a private browser workflow.

Processed on this device. Your source file stays in your browser; no account or watermark is required.

Start with your file

Local processing
Supports PDF files. Upload up to 10 files, 10 MB each. Total upload size up to 20 MB.

How it works

How to Merge PDF Files Online in 3 Steps

Upload your file, choose any required options and download the result.

  1. 1

    Upload your PDF files

    Choose multiple files or drag them into the upload box.

  2. 2

    Arrange your PDFs

    Files are merged in upload order in this first version.

  3. 3

    Download your merged PDF

    Click convert and download one combined PDF instantly.

Why merge PDF files online?

Merging PDFs keeps contracts, reports, notes, and scans organized in one easy-to-share document.

Combine PDFs with a simple PDF combiner

Upload multiple PDF documents and combine them into a single file without installing desktop software.

Merge PDF without losing quality

Your browser copies original PDF pages into a new document so text and images stay sharp.

Free and private PDF merger

The selected files are processed locally in your browser and are not uploaded for merging.