Merge PDF

Combine multiple PDFs into one unified document.

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📏 Maximum file size: 100 MB • Auto-deleted after 2 hours

Drag and drop thumbnails to set the exact order.

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How many PDFs can I merge at once?

You can merge as many PDF files as you need. Simply drag and drop all your files into the upload area.

Will the merged PDF keep all bookmarks?

Yes, PDF Studio preserves bookmarks, layers, and metadata from each source file.

Is there a file size limit?

Each file can be up to 100MB. The total combined size has no practical limit.