

Microsoft Office 2021 Professional Plus License Key
Genuine, one-time-purchase Office 2021 Professional Plus — Word, Excel, PowerPoint, Outlook, Publisher, and Access.
- Genuine Microsoft Office 2021 Professional Plus License Key
- Retail License
- Licensed for 1 PC/Device
- Automatic (Instant)
Compatible with
Key Features
- Word, Excel, and PowerPoint
- Outlook
- Publisher
- Access
Key Specifications
- Product Type
- Digital License Key
- License Type
- Retail
- Devices
- 1 PC/Device
- Validity
- Lifetime
- Delivery
- Automatic (Instant)
- Publisher
- Microsoft
All prices are in USD and inclusive of taxes.
Price
Quantity
| Quantity | Price per Unit | You Save |
|---|---|---|
| 1 - 2 | $44.99 | – |
| 3+ | $39.99 | 11% ($5.00) |
The more you add quantity, the more you save.

Microsoft Office 2021 Professional Plus License Key
4.6(174 reviews)
You Save $15.00
Why Buy This License?
A genuine Office 2021 Professional Plus product key, delivered by email within minutes of purchase, plus a link to the official Microsoft installer. This is a one-time purchase — no subscription, no recurring fees.
Office 2021 Professional Plus is a one-time purchase, so you pay once and keep using the installed desktop applications without a monthly subscription. It suits students, home users and small businesses who want Word, Excel, PowerPoint, Outlook, Publisher and Access installed on their Windows computer. Keep your emailed product key safe, because you will enter it when the installer asks you to activate.
Every order is paid securely through PayPal, and your key is delivered by email. If you need help installing or activating, our support team is available through the contact page.
Want to know what happens after you buy? See how delivery works, our delivery information and the refund policy. You can also browse more Office & Productivity software or read the frequently asked questions.
System Requirements
- Windows 10 or Windows 11
- 1.6 GHz or faster, 2-core processor
- 4 GB RAM (64-bit)
- 4 GB available disk space
Activation Process
- Complete checkout — payment is processed securely via PayPal
- Your product key and the official download link are emailed instantly
- Install the suite and enter the key when prompted to activate
All Reviews (174)
- H
Hannah Wilson
26/09/2026★★★★★
Fast and genuine
The key arrived in my inbox within a minute of paying and activated Microsoft Office 2021 Professional Plus on the very first try. Exactly what I needed, and much cheaper than retail.
- R
Ravi Green
18/09/2026★★★★★
Genuine and reliable
Verified the activation status after installing and it shows as genuine. Very reliable seller and great communication.
- O
Omar Green
17/09/2026★★★★★
Five stars all round
Fast delivery, genuine key, fair price and helpful support. Everything a customer could ask for. I will be back for my next license.
- K
Kevin Young
15/09/2026★★★★★
Everything worked first time
Clear instructions, fast email, working key. I use Microsoft Office 2021 Professional Plus for work and it has been stable and fully activated since day one.
- C
Carlos Lewis
14/09/2026★★★★★
Excellent value
Genuine license at a fraction of the official price. Activation was instant and Settings now shows the product as permanently activated. Very happy.
- A
Ali Turner
13/09/2026★★★★★
Best price I found
Compared several sellers and this was the best price by far. Delivery was instant and the key is valid. Will definitely buy again.
- A
Aisha Clark
12/09/2026★★★★★
Saved me a lot of money
Same genuine software for a lot less than the big retailers. Activation confirmed on the Microsoft side too. Really pleased with this purchase.
- J
Julia Walker
12/09/2026★★★★★
Quick delivery, real key
Got the license key almost instantly after payment. Activation was quick and painless. Trustworthy seller, would buy from again.
- K
Kevin Wilson
11/09/2026★★★★★
100% legit key
I was a bit nervous buying a key online, but this one is completely genuine. Microsoft Office 2021 Professional Plus activated without any issue and updates are working fine.
- P
Priya Scott
11/09/2026★★★★★
Fantastic deal
Unbeatable price for a legitimate license. The key activated instantly and I have had no problems since. Thank you!
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How It Works
Learn more- 1
Order securely
Add the key to your cart and pay with PayPal or card.
- 2
Get your key by email
Your license key is delivered to your inbox right after payment.
- 3
Activate and enjoy
Enter the key to activate Microsoft Office 2021 Professional Plus License Key and you are done.
10-day replacement guarantee
Customer Reviews
View AllBased on 174 reviews
The key arrived in my inbox within a minute of paying and activated Microsoft Office 2021 Professional Plus on the very first try. Exactly what I needed, and much cheaper than retail.
26/09/2026
Frequently Asked Questions
Still have questions? Contact our support
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