PassFab Product Key Recovery

Ultimate solution for lost product key recovery to find and recover what matters most

Fantastic Product Key Finder for Multiple Software

By using this tool, you can extract and save product key for multiple program with high efficiency, so you can find more and worry less.

Find Windows Product Key

Sometimes we find ourselves in deep trouble when Windows 10 is acting up out of the blue after updating or reinstalling the windows. The OS system may ask you to enter your product key once again to activate.

The product key finder is a utility that can retrieve product keys hidden in the Windows registry.

Recover Microsoft Office License Key

Can't find your Microsoft office product key after performing a system recovery on your PC? Don't panic. Product key finder can quickly show the product key for that software too. You are exempt from buying another new copy, the powerful utility does everything you could expect a product key recovery tool to do.

It is compatible with MS Office 2013, 2010, 2007, 2003 and earlier.

Retrieve Serial Key from Other Products

Microsoft Visual Studio 2017, 2015, 2013, 2012, 2010, 2008, 2005 and earlier

Microsoft Internet Explorer, such as IE 11, 10, 9, 8, 7

SQL Server 2017, 2016, 2014, 2012, 2008, 2003, 2000 and earlier

Technical Specification

All the supported Tech Specs are listed here, see if it meets your situation.


NVIDIA G80+ (GT8600 to GTX1080 TI)


1GHz (32 bit or 64 bit)

Hard Disk Space:

200 MB free space and above


512 MB or more of RAM (1024MB Recommended)

3 Steps to Find Lost Product Key

Recover your product key by using this key finder no matter how strong or complex it is. Just within 3 steps.

Step 1:  Install Product Key Finder

Step 2:  Get Product Key

Step 3: Save Product Key

Recommended by More Than 100,000 Users Worldwide

More Reviews >>

product key user

"My Office 2013 keeps asking for product key after reinstallation. Clearly I have forgotten it. So I tried Product Key Recovery and thankfully, it didn’t let me down and recovered all the product keys."

product key user

"Thanks for Product Key Recovery for saving me hundreds of bucks. I thought I would have to buy Microsoft Office once again for my new computer and now with the found product key, I successfully activated it."

product key user

"Great tool for me. The operations are easy to follow, and recovery process is very prompt, only took a few minutes. If you also lost product key, don’t hesitate to give it a shot."