Windows Product Keys
Activate Windows for a fraction of the retail price. Every Windows key we sell is a genuine license that activates directly with Microsoft's servers - perfect for a new PC build, an upgrade from Windows 10 to Windows 11, or a clean reinstall. Choose between Windows 11 Pro, Windows 11 Home, Windows 11 Enterprise or the evergreen Windows 10 Professional. Your product key arrives by email within seconds, together with the official Microsoft download link and a step-by-step activation guide.
5 products in this category, from €38.99 - every one covered by our activation guarantee: if a key doesn't activate, we fix it or refund you in full.
Windows Keys - frequently asked questions
Are these genuine Windows product keys?
Yes. Every key is sourced from authorized channels and verified before delivery. It activates directly with Microsoft's own activation servers - a check that cannot be faked.
Is a Windows key a one-time payment?
Yes. Windows licenses are perpetual: you pay once and the license is permanently tied to your device after activation. No subscription, no renewal.
Which Windows 11 edition should I buy?
Windows 11 Home covers everyday use; Windows 11 Pro adds BitLocker, Remote Desktop, Hyper-V and domain join - the usual choice for work PCs. Enterprise is for centrally managed fleets.
Can I upgrade from Windows 10 to Windows 11 with your key?
Yes - our "Upgrade to Windows 11" license does exactly that, and any Windows 11 key also works for a clean install on compatible hardware.
What if my Windows key doesn't activate?
Our activation guarantee covers every order: we fix it or refund you in full - no forms, no fine print.
More questions? See the full FAQ or contact us - a real person answers every day.
Browse other categories
Microsoft Office Keys · Antivirus Keys · Windows Server Keys · Autodesk & CAD Keys · Utility Software Keys