All versions through Adobe Acrobat 9.0 are supported
Do NOT need Adobe Acrobat software.
Easy to use: step-by-step guide and screenshots
Recovers user password required to open the file
Decrypts PDF files protected with owner passwords
Instantly removes restrictions on copying, printing and other actions with the file
Program automatically saves password search state and can resume after a stop or a crash
Patterns can be used to minimize search time if any part of the password is known
Passwords of any length and complexity can be recovered
Free updates during 1 year.