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Merge PDF files directly in your browser. Combine multiple PDFs into one — private, free, and no upload required.
Runs entirely in your browser — files stay on your device. No upload required.
Add PDFs in the order you want them merged
Combine multiple PDFs into a single file without uploading to a third-party server. Drop your documents, reorder pages, and download one clean PDF in seconds.
korisa.app runs the merge in your browser so your files stay on your device — ideal for contracts, reports, and schoolwork.