What is the Best PDF Password Cracker for 2021?

Megan Charles
time January 18, 2021 Preview 17.7K
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To prevent the PDF file being viewed, edited, copied, printed or annotated, some people may add PDF passwords to their PDF files. But if you lost or forgot your PDF password when you want to work on the protected PDF,what should you do?

Many people may have tried some PDF password crackers, have you tested out your best? After test and review, I found the best PDF password cracker, no matter you are using Mac, Windows, or looking for free solutions.

Best Online Free PDF Password Cracker 

Actually, if you have searched online free PDF password crack in Google, you may find there are so many choices? Here we pick the best one for you. But before using an online free PDF Password Cracker, you need to realize:

  • Basically, most of the online free PDF Password Cracker can only crack owner password (the password protected your file from being copied, printed and edited), they cannot work on open-password protected PDFs unless you know the open password. 
  • Don’t upload highly private PDFs to online free PDF Password Cracker, your files will be uploaded and stored by the online server for a while, which brings the risk of information leakage.
  • Don’t upload large size files, especially your Internet connection is not that good, it may slow down or pause the cracking process.

Among so many online free PDF Password Crackers, we found that online2pdf can crack PDF password fast and without failure, also it offers various free service to edit, compress, convert and unlock pdf.

Pros:

  • Crack PDF password fast and successfully
  • Batch crack PDF passwords
  • Offer free service to manage PDFs: edit, organize, compress, export, protect, etc
  • Support large size PDF file (not exceeding 100MB)

Cons:

  • If there is an open password protecting the PDF file, you need to enter correct password to crack the PDF

To Crack PDF Password with Online2pdf

  1. Upload secured PDFs into the website by drag and drop.
  2. Optional: if there is an open password protecting your file, input it. If not, go to step 3.
  3. Click “Convert”. Once the cracking process finishes, the PDF file with password cracked will be downloaded automatically. Save the file to your preferred route.best pdf password cracker online

Best PDF Password Cracker for Mac & Windows

Cisdem PDF Password Remover is a PDF password cracker among those few that can not only remove unknown owner&open passwords from encrypted PDF files, but also crack lost&forgotten PDF passwords. With this application, many businesses or personal opens will have the chance to access to password-protected PDF files, they can open, print, copy and edit. Now Cisdem PDF Password Remover for Mac is available for $34.99.

Pros:

  • Remove both owner and open passwords
  • Directly decrypt PDF open password if you lost or forgot it
  • Crack PDF password in batch
  • Crack PDF password fast
  • Support cracking large size PDFs
  • Support all PDF format versions

Cons:

  • Don’t support to recover forgotten PDF passwords

To Crack PDF Password on Mac and Windows with Cisdem

  1. Free download Cisdem PDFPasswordRemover and launch it on your device.
    Cisdem provides a free trial. Users can click the “Download Address” below to have a free trial of this application. And then users need to install and run it on their Mac or Windows PC.

    Free Download   Free Download

  2. Add and Crack your password protected PDF files with Cisdem PDF Password Remover.
    Drag&Drop PDF files or directly add files as it instructs into the main interface.best pdf password cracker on mac 01
    If there is a lock icon appearing with your PDF, it indicates your PDF is user password protected from opening. Click the lock icon, either enter the user password if you know or directly decrypt the password if you forgot it. Also tweak the settings to save the decryption time.best pdf password cracker on mac 02
  3. Save your unprotected PDF file.
    Once you have added the encrypted PDF into Cisdem PDF Password Remover, click "Remove", you will get an equivalent PDF without password, and the secured pdf is unlocked.

Best PDF Password Cracker for Windows

SmartKey PDF Password Recovery is a Windows application to help users to remove PDF password protection no matter your file is secured by an open password or owner password. Also, it provides the feature to recover lost open password, so you can then open decrypted PDF files directly.

Pros:

  • Remove both open and owner passwords
  • The password information showed on the interface enables user to choose adequate password attach type, such as pdf protection type, complexity…
  • 3 different PDF password attach types are for choice
  • Crack PDF password fast and successfully 
  • Recover open pdf password when you forgot it

Cons:

  • Do not support crack pdf password in batch

To Crack PDF Password on Windows with SmartKey

  1. Add secured PDFs from your computer.
  2. Select a password attack type to crack the PDF password.best pdf password cracker on windows
  3. Click “Start” to crack PDF passwords on Windows.

Did you find this article useful? Which tool do you use to crack your protected PDF? Tell us in the comments below.

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Megan Charles
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Megan has an impressive deal of experience with Mac software and has the ability to explain tech stuff in a simplified, straightforward and easy to understand way.

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Comments (3) Leave a Reply

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  • Aaron

    I am being stupid to set a long password for my PDF, now I have to crack the protection, I like Cisdem.

    6 years ago Reply

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  • Todd

    Cisdem PDFPasswordRemover for Mac is a great tool, at least for me. It removed password from my PDF, Now, I can edit and print it.

    7 years ago Reply

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  • Eugene

    Cisdem PasswordRemover seems better than others, I will try it.

    7 years ago Reply

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