PDF Page Numbers
Scans and merged files often lack page numbers — add them all in one pass.
Drag in a PDF, or Choose file
Processed locally · No uploadFont limitations
It uses the PDF standard font Helvetica,Use only digits and Latin letters. That's why page number formats are limited to these three; Chinese forms like "第 X 页" aren't supported (that would require embedding a Chinese font and add several MB to the file).