No data leaves your browser
Merge PDFs
Add PDFs, reorder them, and merge. Processing happens on your device.
Drop PDFs to merge
or click to choose
Tip: Order matters. Use the arrows to rearrange, or drag files in the list.
If nothing happens, check the yellow message above — the library may not have loaded.
Drop your PDF files here
Total files
0
Total size
0 B
Status
Waiting for files…
Download
Why merge locally?
Combining documents often involves sensitive files. ToolShelf merges PDFs in your browser so nothing ever leaves your device.