What are some alternatives?
When comparing A-PDF Restrictions Remover and Birdie PDF Security Remover, you can also consider the following products
PDF Password Remover Tool - PDF Password Remover Tool. Free PDF password remover tool by PDF Technologies. Remove passwords from PDF documents.
SysTools PDF Unlocker - PDF Unlocker software allows users to remove restrictions from PDF documents. Unlock PDF for copy, print, edit, sign, comment, etc., On any Windows & Mac OS. Also, remove known user-level password & owner level password security from PDF files.
4dots Free PDF Password Remover - 4dots Free PDF Password Remover can remove a password from a PDF file.
Recover PDF Password - Recover PDF Password for Mac recovers forgotten passwords to PDF and unlocks PDF documents.
GSView - Use Ghostscript GSview to open PDF files with owner password restrictions.
Ignissta PDF Lock Unlock - Pdf unlocker tool and lock pdf tool by Ignissta is a best solution to lock or unlock your pdf protected files. Easy to use, Instant Service, free demo version is also available.