Microsoft Project 2021 Professional

Microsoft Project 2021 Professional is the professional desktop edition of Project for Windows, used for Gantt-chart scheduling, resource management and project reporting. Buy a genuine Project 2021 Professional product key for one PC. It's a one-time purchase with no subscription, delivered by email with activation support.

What's Included in Project 2021 Professional

• Gantt charts, timelines and critical path scheduling.
• Timeline bar labels and task progress shown right on the timeline.
• Link tasks from a drop-down instead of typing task IDs.
• Team Planner and resource levelling to fix over-allocation.
• Built-in reports for cost, resources and burndown.

Support Status

Microsoft support for Project 2021 ends on October 13, 2026. After that date it keeps working, but without security updates. Microsoft's lifecycle policy lists the official dates.

Which Project Version Should You Buy?

For the longest support, choose Project 2024 Professional. Compare all versions in our Project collection.

Licence Details

System Requirements

• Windows 11 or Windows 10 (Windows only; no Mac version)
• 1.6 GHz or faster, 2-core processor
• 4 GB RAM (2 GB for 32-bit)
• 4 GB available disk space
• 1280 × 768 display

How to Install and Activate Project 2021

1. Uninstall any trial or older Project version, and check the bitness (32-bit or 64-bit) of your installed Office.
2. Download the Project 2021 installer from the link in your order email and install the matching bitness.
3. Open Project and go to File → Account → Change Product Key.
4. Enter your key. Activation completes online in a few seconds.

Step-by-step screenshots: how to download, install and activate Project 2021 Professional.

Why Buy From MicrosoftSoftwareSwap?

• 30-day money-back guarantee — if the key does not work for you, request a refund within 30 days.
• Lifetime replacement warranty — if an activated key ever stops working, we replace it free of charge.
• Instant email delivery — key, download link and instructions by email, usually within minutes.
• Free 24/7 support by email and Discord for installation and activation.

Project 2021 Professional FAQ

Is Project included in Microsoft Office?

No. Project is sold separately and isn't part of any Office suite.

Does Project 2021 work on Mac?

No. Project desktop runs on Windows only.

Can I install it alongside Microsoft 365 or Office?

Yes, as long as both use the same bitness. If setup reports a conflict, contact our support team.

Is it a subscription?

No. It's a one-time purchase for one PC.

Will files open in newer versions?

Yes. Newer Project versions open 2021 files, so upgrading later is straightforward.

Order your Project 2021 Professional key today and get started in minutes.