Prices as low as $14: Windows and Office lifetime licenses discounted up to 90% – Cult of Mac

This post on discount Microsoft software is presented by Keysbuff.

As April draws to a close and spring revs up in the month of May, major savings on software are in bloom. Cult of Mac readers can get great discounts from software activation keys provider Keysbuff. You can save up to 90% off the full price on Windows 10 and find great savings on lots of other Microsoft software.

To get the great deals, just use promo code COM at That will save you an extra 25% off the site’s already-low prices on keys for Windows 10 Pro Global, Microsoft Office 2021 Pro and others in the list below. You can purchase many products with lifetime licenses.

$14 for Windows 10 Home, $15 for Windows 10 Pro lifetime keys

The sale at extends into springtime. You can save big on software, with up to 90% off regular prices for software activation keys. You can get discounts on Windows, Microsoft Office and more. See the deals below.

Microsoft Windows

Microsoft Office

Windows and Office bundle

Ready to save on genuine Microsoft software? Head to
If you’re eager to save on genuine Microsoft software, head to

For a limited time only

If you want to benefit from Keysbuff’s special prices, act fast. These deals — in some cases, 90% off the full price — are limited-time offers. And supplies of these software activation keys are limited as well.

Also note that the keys sold by Keysbuff are activated on the software downloaded from the official software provider website or activated directly on the official website.

How do you purchase your key and activate your new software?

The first step toward saving on Microsoft software is to click the "buy now" button on the product page.
The first step toward saving on Microsoft software is to click the “buy now” button on the product page.

Keysbuff’s purchase and activation process is straightforward and simple to follow. On the software activation key purchase page for the product you want, just click the Buy Now button. Then simply sign up quickly for your free Keysbuff account (or log in if you’re a repeat customer). After you complete your purchase, you will receive your software activation link via email.

Once you place an order, you will see a confirmation page.
Once you place an order, you will see a confirmation page.

After you follow the link and receive an OEM product key at the email address you entered during registration, go to Windows 10 Settings. Just click Start > Settings > System > About the program > Change product key, and then enter your product key.

You will see this once you complete your order.
You will see this once you complete your order.

After you activate the OEM key, you should see the following message on the Activation page: “Windows is activated with a digital license linked to your Microsoft account.”

Installing and activating new software via Microsoft is also a straightforward process. For example, let’s say you want to activate a Microsoft Office package. Just follow these steps:

  1. Go to the official Microsoft page for the Office software.
  2. Enter your Microsoft credentials (or create a profile if you do not already have a Microsoft account).
  3. Enter the purchased product key in the appropriate field (from the Keysbuff email you received after your purchase).
  4. After selecting your language and region, click Next to complete the activation.
  5. Now you can install Microsoft Office on your PC.
You will see this once you complete your order.
You will see this once you complete your order.

Buying Windows 10 gets you a free upgrade to Windows 11

Keysbuff offers amazing software at an affordable price. So, let’s say you’re thinking of building a custom PC. You can buy a Windows 10 software activation key at now and get a free upgrade to Windows 11. Then your new machine will zip along with the latest operating system and all its improvements.

Once you have Windows 10 turned on, you can proceed to upgrade to Windows 11 for free. To do this, you must update your operating system from Windows Update (click on Start > Settings > Update and security > Windows Update). Install all the updates that Windows offers until you see the option to update to Windows 11.

If you encounter any problems before or after purchase, just contact Keysbuff’s customer service department via email at

About Keysbuff

Keysbuff offers a range of software activation keys for productivity software. It also sells games for an array of platforms, including Steam, Origin, Ubisoft Connect and PlayStation. Plus, the company sells network cards, gift cards, PC games, expansion packs and, of course, many different software activation keys.

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