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PDF Merger

100% Client-Side Privacy

Combine two or more PDF files into a single organized document. Reorder files freely before merging with zero cloud uploads.

Drag & drop multiple PDF files here, or click to browse
Select 2 or more PDF documents to merge

Files to Merge

No PDF documents loaded yet. Please add at least 2 files above.

How to Merge PDF Files Online

1

Upload PDFs

Select or drop all the PDF documents you want to combine together.

2

Reorder Files

Use the arrow buttons to position files in the exact sequence you want them to appear.

3

Merge & Save

Click "Merge PDFs" to instantly generate and download your united document.

Private Document Merging

Confidential contracts, legal filings, tax returns, and bank statements should never be sent to third-party web servers. ToolBox Web processes PDF binaries in the client environment via web assembly and JavaScript, guaranteeing absolute confidentiality.