PassFab Product Key Recovery

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

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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 1,158,000 Users Worldwide

More Reviews >>

passfab product key recovery 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."

passfab product key recovery user find lost key

"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."

user retrieve product key

"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."

Tips & Tricks
  • Q1: What's the difference between trial version and full version?

    The trial version of PassFab Product Key Recovery can recover your product keys and only display the first 3 characters of it. The full version of PassFab Product Key Recovery will retrieve your lisence key and show all the characters.

  • Q2: Will it collect my product keys to your server?

    No, we promise that PassFab Product Key Recovery won't collect or send your license keys and product ID to our server.

  • Q3: Is PassFab Product Key Recovery safe?

    Yes. PassFab Product Key Recovery does not contain any viruses, Trojans, malware and spyware. Both of the trial verson and full version are safe to download, install, launch and use.

  • Q4: Can I use it to recover Office 2019 lisence key?

    No. PassFab Product Key Recovery doesn't support recovering your lost Microsoft Office 2016 and Office 2019 product key currently. We are trying our best to solve this issue.

  • Q5: Can I save my product keys after recovering using it?

    Yes. You can click the "Generate Text" button to save all your product keys after using PassFab Product Key Recovery to recover them.