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Licensing & Activation

DR Sim Manager requires a license key for full, unlimited use. If you don’t have a license key yet, you can try the software with a free trial session.

When you open DR Sim Manager for the first time (or if no license is currently active), you’ll see an Activation Dialog with an intro screen presenting three options:

  • Continue Trial — Start a 15-minute trial session with all features available.
  • Activate License — Proceed to the license key entry form.
  • Purchase a License — A link to departedreality.com where you can buy a license key.
  1. From the intro screen, click Activate License to open the activation form.
  2. Enter your license key in the format: DRSM-XXXX-XXXX-XXXX-XXXX.
  3. Enter the email address associated with your purchase in the Email field.
  4. Re-enter the same email address in the Confirm Email field.
  5. Click Activate.
  6. Once activated, DR Sim Manager will run without any session time limits.

From the activation form you can also click Back to return to the intro screen, or Continue Trial to start a trial session directly.

Your license can be used on a limited number of machines. If you reach the machine limit, the activation dialog will offer to automatically deactivate your oldest machine so you can activate on your current one.

If your license needs to be re-activated (for example, after a hardware change or on a new machine), the Activation Dialog will appear with your license key and email pre-filled. Simply click Activate to complete the process.

If you choose Continue Trial, DR Sim Manager runs a fully-featured 15-minute session. When the session expires, you’ll see a “Session Expired” message and the application will close. You can relaunch at any time to start another 15-minute trial session.

Trial mode is a great way to test the software with your hardware before purchasing.

You can view and manage your license at any time:

  1. Right-click any dock title bar or window title bar to open the context menu.
  2. Select Manage License…

What happens next depends on your current license state:

  • No active license — The Activation Dialog opens so you can enter a license key or start a trial. See Activating a License above.
  • Active license key — The license management window opens (described below).

The license management window shows:

  • Licensed email — The email tied to your license.
  • Masked license key — Your key with most characters hidden for security.
  • Machines used / max — How many of your allowed machines are currently activated.
  • Active machines list — Each machine’s name, activation date, and last seen date. Your current machine is highlighted.

If you need to free up a machine slot (for example, after upgrading hardware or switching PCs):

  • Click Deactivate next to any individual machine to remove it.
  • Click Deactivate All to remove all machines at once. This requires an additional confirmation step.

After deactivating a machine, that slot becomes available for activating on a new machine.

If you deactivate the machine you’re currently using, DR Sim Manager will switch to trial mode immediately and a 15-minute session timer will start. You can continue using the app in trial sessions until you reactivate after the 24-hour cooldown period has passed.

DR Sim Manager periodically verifies your license online. The app works fully offline for up to 30 days after the last successful verification. If you stay offline longer than that, the app will show a “License expired — connect to the internet to refresh” message and ask you to reconnect.

Once you’re back online, simply launch DR Sim Manager and your license will refresh automatically — no re-activation required.

DR Sim Manager is available for download from GitHub Releases. Visit the all releases page to access beta versions and previous releases.