Join several PDFs into one document, reordering them by drag or with accessible up/down buttons, and check page counts and sizes before you download the combined file. It works through pdf-lib in your browser, so your documents stay private.
Your files are processed securely in your browser and are not uploaded to our servers.
Merge PDF works on your documents locally, so you get the result in seconds with no watermarks, no sign-up and no files leaving your device.
No. Merging happens locally in your browser and the files are never uploaded.
Yes, drag to reorder or use the accessible up/down buttons on each file.
You can merge up to 20 files at once; very large documents depend on your device's available memory.
Drag & drop files here
Up to 20 PDF files
Performance depends on total document size and your device.