Windows 11 Pro
Instant activation
The business edition of Windows 11, adding BitLocker encryption, domain join, Hyper-V and Remote Desktop hosting over the Home edition.
$39one-time
Vendor
Microsoft develops the Windows desktop and server operating systems and the Office productivity suite. Its licensing spans perpetual product keys for individual devices through to per-core server licensing for datacenter deployments.
Microsoft software with digital delivery.
Instant activation
The business edition of Windows 11, adding BitLocker encryption, domain join, Hyper-V and Remote Desktop hosting over the Home edition.
$39one-time
Instant activation
The standard edition of Windows 11 for personal computers and everyday productivity.
$29one-time
Instant activation
The business edition of Windows 10, for hardware that cannot meet the Windows 11 requirements. Support ended in October 2025.
$39one-time
Instant activation
The standard edition of Windows 10 for personal machines that cannot run Windows 11. Support ended in October 2025.
$29one-time
Instant activation
A one-time purchase Office suite for Windows including Word, Excel, PowerPoint, Outlook, Publisher and Access.
$1.60one-time
Instant activation
The previous perpetual Office release for Windows, with the same core application set.
$0.60one-time
Instant activation
The 2019 perpetual Office release for Windows, with Word, Excel, PowerPoint, Outlook, Publisher and Access.
$0.60one-time
Instant activation
The 2016 perpetual Office release, out of support and sold for machines and documents tied to it.
$0.60one-time
Instant activation
An annual five-seat enterprise subscription with the desktop Office apps, Exchange mail, SharePoint and OneDrive.
$858/yr
Instant activation
The same enterprise plan with Teams included, sized for a hundred seats for one year.
$8,096.40/yr
Instant activation
The small-business plan with Teams and Defender for Business, sized for fifteen seats for one year.
$1,489.80/yr
Instant activation
The current supported SQL Server release for on-premise deployment, adding UTF-8 collations, Accelerated Database Recovery and PolyBase data virtualisation.
$4.70one-time
Instant activation
The first SQL Server release to run on Linux and in containers, alongside the same Windows database engine.
$4.70one-time
Instant activation
The release that introduced Query Store, temporal tables and native JSON support, in extended support until July 2026.
$4.70one-time
Instant activation
The In-Memory OLTP release, out of support since July 2024 and sold for applications certified against it.
$4.70one-time
Instant activation
Server operating system licensed per physical core, permitting two operating system environments per license.
$13one-time
Instant activation
Server operating system for highly virtualised environments, permitting unlimited operating system environments on licensed hardware.
$13one-time
Instant activation
The previous long-term server release, licensed per core with two operating system environments per license.
$13one-time
Instant activation
The 2022 release for highly virtualised environments, permitting unlimited operating system environments on licensed hardware.
$13one-time
Instant activation
Licensed per physical core with two operating system environments per license, and still within its extended support window.
$13one-time
Instant activation
The 2019 release with unlimited virtualisation rights, Storage Spaces Direct and shielded virtual machines.
$13one-time
Instant activation
The release that moved Windows Server to per-core licensing, with two operating system environments per license.
$13one-time
Instant activation
The 2016 release with unlimited virtualisation rights, and the first to include Storage Spaces Direct.
$13one-time
Instant activation
Licensed per processor pair with two operating system environments. Extended support ended in October 2023.
$13one-time
Instant activation
The legacy virtualisation edition with unlimited OS environments per processor pair. Extended support ended in October 2023.
$13one-time
Instant activation
The first 64-bit-only Windows Server release, licensed per server with one physical and one virtual instance. Support ended in January 2020.
$13one-time
Instant activation
The legacy virtualisation edition of 2008 R2, licensed per processor with unlimited virtual instances. Support ended in January 2020.
$13one-time
Office 2021 vs Office 2024
Two perpetual Office releases compared on features, support lifecycle and whether the newer version is worth the difference.
Windows Server Standard vs Windows Server Datacenter
How virtualisation rights and datacenter features decide which Windows Server edition is economical for your workload.
Windows 11 Home vs Windows 11 Pro
Which Windows 11 edition you actually need, based on encryption, domain join, virtualisation and remote access.
Install Windows Server 2025 in Server Core or Desktop Experience mode and activate the license.
Enter a Windows 11 product key, verify activation status and resolve common activation errors.
A perpetual license is bought once and does not expire, but it does not receive new feature releases. Microsoft 365 is a subscription that includes ongoing feature updates and cloud services for as long as it is active.
Windows Server is licensed per physical core, with all cores in the server requiring coverage and a minimum of 16 cores per server. Client Access Licenses are purchased separately.