Microsoft Project 2021 Professional download key for Windows PC – project management software for professional planning

Screenshot from Microsoft Project 2021 Professional on Windows with a Gantt chart and project planning view

Microsoft Project 2021 Professional screenshot with a budget and cost overview for project planning on Windows

Microsoft Project 2021 Professional screenshot with project templates and the start overview for new projects on Windows

Microsoft Project 2021 Professional (PC) - Microsoft | Buy now at karinex

Microsoft Project 2021 Professional (PC)

SALE

14,90 € -63%

39,90 € • You save: 25,00 €

Lowest price in the last 30 days: 14,90 €

incl. VAT

✔ Product key instantly via email

✔ 100% legal & unused license

✔ Support guarantee on activation

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−10%2 PCs ~~29,80 €~~ 26,82 € 13,41 € per licence You save 2,98 € Popular · −15%3 PCs ~~44,70 €~~ 37,99 € 12,66 € per licence You save 6,71 € −20% 4+ PCs 11,92 € per licence ~~59,60 €~~ 47,68 €

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Microsoft Project 2021 Professional (PC) 14,90 €

Buy Microsoft Office 2024 Professional Plus – Download Bestseller~~29,90 €~~26,91 € Microsoft Office 2024 Standard for Mac Key – Instant Download~~13,90 €~~12,51 € Microsoft Office 2024 Home & Business for Mac | Genuine License Best value ~~13,90 €~~12,51 €

Availability: Instantly by e-mail after payment
Returns: 100-day return policy
One-time payment: no recurring fees
Legally verified: GDPR compliant · EU consumer rights
Customer service: English · daily 8 am–11 pm
Invoice: With VAT shown separately

Buy Microsoft Project 2021 Professional – Genuine License | Instant Email Delivery

Microsoft Project 2021 Professional is Microsoft's powerful project management software for businesses, project managers and professional users. Ideal for the precise planning, control and monitoring of complex projects – without a subscription.

At Karinex you receive a genuine Microsoft license with instant email delivery and easy activation. No waiting time, no subscription, no follow-up costs – buy once, use forever.

Why Microsoft Project 2021 Professional?

Genuine Microsoft Project 2021 Professional full version
One-time purchase – no subscription
Instant delivery of the product key by email
License for 1 PC
Suitable for private and commercial use

Key Features

Professional project and resource planning
Gantt charts, schedules and milestones
Efficient budget and cost control
Real-time progress monitoring
Collaboration with Microsoft Office applications

Advantages of Project 2021 Professional

Can be used offline – no cloud requirement
Optimized performance and modern user interface
High compatibility with Excel, Word & Outlook
Stable and proven project management solution

License & Delivery

Digital delivery by email
Genuine Microsoft product key
Including installation & activation guide
Activation guaranteed

System Requirements

Operating system: Windows 10 or Windows 11
Processor: 1.6 GHz or faster
RAM: at least 4 GB
Storage space: approx. 4 GB
Internet connection: required for activation only

FAQ

Is the license genuine and legal?

Yes. You receive a 100% genuine Microsoft Project 2021 Professional license with guaranteed activation.

Do I receive the product key immediately?

Yes. The license key is sent directly after purchase by email.

Is there a subscription?

No. Microsoft Project 2021 Professional is a purchase version with no monthly costs.

For how many devices is the license valid?

The license is intended for use on 1 PC.

Buy Microsoft Project 2021 Professional now

Buy Microsoft Project 2021 Professional now and plan your projects professionally – genuine, secure and delivered instantly by email.

NO SUBSCRIPTION

One-time payment, no hidden costs

Instant download

Available immediately after purchase

Instant download after purchase
100% legal & original license key
Perpetual license – no subscription, no monthly fees
Easy online activation with guide
Manufacturer: Microsoft
Product type: Office Software / Office Programs / Productivity

Compatible operating system required
Internet connection for download & activation
Sufficient free disk space
See product description for details

Ready to go.

100% legal license keys delivered by email within seconds. Instant download & activation with German support. Legally verified.

What is Microsoft Project 2021 Professional?

Microsoft Project 2021 Professional is Microsoft's powerful project management software for businesses, project managers and professional users. It enables precise planning, control and monitoring of complex projects with Gantt charts, schedules, milestones, and budget and cost control – with no subscription required.

How many devices does the licence cover?

The licence is intended for use on one PC and is suitable for both private and commercial use.

How does installation and activation work?

You'll receive the original Microsoft product key together with installation and activation instructions by email. Windows 10 or Windows 11 is required; an internet connection is only needed for activation.

How quickly will I receive my licence key?

Delivery is fully automatic by email: you'll usually receive your licence key together with the download link and installation instructions within 60 seconds of payment being received – around the clock, including nights and weekends.

Does Project 2021 work together with other Office programs?

Yes. Project 2021 Professional offers high compatibility with Excel, Word and Outlook and supports working alongside Microsoft Office applications. Once installed, the software can be used offline, with no cloud requirement.

How quickly will I receive my license key?

Instantly. Right after your payment is confirmed, your product key is automatically generated and delivered by email within 30–60 seconds – including the download link and a step-by-step guide.

Are the licenses original and legal?

Yes, 100%. We sell exclusively original, unused Microsoft keys under the EU principle of exhaustion (CJEU ruling C-128/11) – legally resalable and certified for permanent use.

What if the activation does not work?

You get a free replacement key – as many times as needed until activation succeeds. Our German-speaking support helps via email, WhatsApp or live chat – usually within 10 minutes.

Does the license expire at some point?

No. It is a perpetual license with no subscription, no recurring fees and no time limit. Buy once, use forever.

Will I receive a VAT invoice for my accounting?

Yes. A PDF invoice with separately listed VAT (19%) is automatically sent with your license key – fully deductible and GoBD-compliant.

How does the 100-day money-back guarantee work?

Within 100 days of purchase we refund the full purchase price on request, no questions asked. This also applies if the key has already been activated. Your statutory right of withdrawal of 14 days from conclusion of the contract (§ 355 BGB) applies in addition and remains unaffected.