Cisdem PDFPasswordRemover lets you access password-protected PDF files. It removes unknown owner passwords and known user passwords from encrypted PDF files. PDFs can be processed in bulk and the compression feature in this app can make big PDF files smaller, so you no longer have to worry about the storage problem.

Features

• Decrypt Both Owner Password and Open Password Respectively - Cisdem PDFPasswordRemover can not only be used to easily remove PDF owner password (used to limit printing, copying and editing PDF files) with 2 clicks, but also recover PDF user password (used to limit opening PDF files) using brute force decryption.
• Greatly-improved Decryption Speed to Batch Remove Owner Passwords - The software allows users to remove limitations of PDF files that are protected by owner password in batch. Up to 200 PDF files can be added and unlocked at a time. Besides, the decryption process is as quick as a flash.
• When unlocking open passwords, users can check or fill in options, such as, password length, Latin letters, digits, special symbols, and additional characters, to save the decryption time.
• The decryption process for files protected by complicated password can be kept to continue next time.
• Fully support PDF version 1.0-1.7, OS X 10.7 - OS X 10.11 and multi-language, including English, German, French, Japanese, Greek, Latin, Korean, etc.
• Work independently and doesn't require Adobe Acrobat Reader installed.
• It won't alter PDF documents in any way and ensures that no harm to PDF file content is done.

What's New:

Version 5.0:

• Applied a new underlying layer.
• Fixed the issue that some PDF files turns to blank after removing the password.
• UI Optimized.

Screenshots:

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