PassFab for PDF

An easy-to-use PDF password unlocker that allows you to decrypt and get access to password protected PDF files with ease.

Recover PDF Password at the Drop of A Hat

PDF Password Recovery can quickly search for the user/open password to your encrypted PDF file and instantly recover password-locking PDF documents created with all versions of PDF files.

Step1: Import PDF file
Step2: Select a proper attack type
Step3: Start PDF password recovery

Use Various Attack Types to Recover PDF Passwords

3 attacking types satisfy the most demanding and savvy customers: Brute-force Attack, Brute-force with Mask Attack and Dictionary Attack.

Brute-force Attack

Attempt all possible passwords.

Brute-force with Mask Attack

Find target password from customized setting.

Dictionary Attack

Search password from list.

Recover Fast with GPU, Multi-core CPU

Take advantage of GPU acceleration and Multi-core CPUs to greatly accelerate PDF password recovery. It supports NVIDIA CUDA and ATI OpenCL GPUs.

Tech Spec

Supported Operating System:

Windows 10 / Windows 8.1 / Windows 8 / Windows 7 / Vista / Windows XP (32-bit/64-bit)


1GHz (32 bit or 64 bit)


256 MB or more of RAM (1024MB Recommended)

Encryption Algorithms:

Support a wide range of encryption algorithms, including the latest 256-bit AES, 128-bit AES, 128-bit RC4, and 40-bit RC4.

Hard Disk Space:

200 MB free space and above


VIDIA G80+ (GT8600 to GTX1080 TI)


Support all versions of Adobe Acrobat (including the latest Acrobat 10.0) or any other PDF application

3 Easy Steps to Get Lost PDF Password Back
add file path

Step 1: Import password protected document

choose attack type

Step 2: Select password recovery mode

start recovery

Step 3: Start to recover password

Users' Reviews

"I can't remember my PDF password. I was recommended by my friend to use your software, I tried and find it work for me."


"Great! It really does a great job in recovering the password for my PDF document. Thanks a lot."


"PassFab for PDF works easier than I could have imaged. Everything done just the way it was promised. Thanks!"