Lock and unlock PDF online

Add password to PDF or remove password from PDF

1: Click here to add PDF files or drag PDF files and drop them here.

2: Enter a password which will be required to open PDF if the "Lock PDF" option is selected.

Enter either user password or owner password to unlock PDF if the "Unlock PDF" option is selected.

3: Click the "SUBMIT" button to start processing. The output files will be listed in the "OUTPUT FILES" section.

# FILE NAME FILE SIZE DOWNLOAD

PDF Tools

COMPRESS

Compress PDF to chosen size

SPLIT

Split and rearrange PDF pages

MERGE

Merge multiple PDF files

LOCK

Add or remove PDF passwords