Best Windows 10 product key finder of 2021: find all your Microsoft serial numbers

By Tech Radar

Belarc Advisor

"A wealth of information about your hardware and software"

Abelssoft MyKeyFinder

"Displays your Microsoft product keys in a clear, searchable list"

LicenseCrawler

"Find the keys for Windows and a wealth of other software"

Windows Product Key Viewer

"A quick way to find your Windows product key, but nothing else"

Free PC Audit

"A super simple way to find your Windows 10 product key"