Windows · Free download · System

Windows Product Key Viewer1.07

Windows Product Key Viewer : Free and compact tool which displays the installed Windows Product Key (CD key). Copy it to the Clipboard, print it, or save it to TXT

Operating system
Windows 10/11
File size
391 KB
License
Freeware
Last updated
May 1, 2026

85 downloads·683 page views

Sponsored

Overview

What is Windows Product Key Viewer?

Windows Product Key Viewer : Free and compact tool which displays the installed Windows Product Key (CD key). Copy it to the Clipboard, print it, or save it to TXT

In depth

A closer look at Windows Product Key Viewer

Windows Product Key Viewer is a lightweight and portable piece of software whose purpose is to reveal the Windows product key. You can use this tool when you have lost or forgotten the OS serial number, if you're planning on reinstalling Windows.As installation is not an issue, you can just drop the executable file anywhere on the hard disk and run it directly. It is also possible to move Windows Product Key Viewer to a USB flash disk or other similar storage unit, from where you can run it on any workstation with minimum effort.What's important to keep in mind is that the program does not work with the Windows Registry, or leave files behind on the hard disk after program removal.The interface of the tool is based on a standard window with an uncomplicated layout, where all system details are immediately loaded at initialization, including the Windows serial number. Aside from this key, the app reveals the Windows version, product ID, install date and time, registered user and organization, Windows uptime, built number and machine GUID.These details can be saved to a plain text document (TXT format) for further scrutiny. Plus, you can print it or copy it to the Clipboard. There are no other notable options available through this app.Windows Product Key Viewer is very light on the system resources, using a minimal amount of CPU and memory. It has a good response time and displays information rapidly, without causing the OS to hang, crash or display error notifications. All in all, Windows Product Key Viewer comes packed with the necessary and suffice elements for showing you the Windows serial number.

Verdict

Should you download Windows Product Key Viewer?

Windows Product Key Viewer runs on Windows 10/11 and is available under the Freeware license — the installer is 391 KB. We’ve catalogued it under System.

Verified clean. Every Windows Product Key Viewer build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
Sponsored

At a glance

Windows Product Key Viewer specifications

Category
System
Publisher
RJL Software
Last updated
May 1, 2026
License
Freeware
Operating system
Windows 10/11
File size
391 KB
Price
Free
Page views
683

Leave a comment

Help fellow users decide. Share your experience with Windows Product Key Viewer.

Download Windows Product Key Viewer