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NDI First Principles Motion Capture Software Download

NDINDI First Principles Motion Capture Software First Principles™ real-time motion capture software provides an easy way to observe, record, play back, and manage data produced by Optotrak® or 3D Investigator™ motion capture systems.

NDI First Principles motion capture software is distributed free for a trial period of 120 days from the day you install it. During the trial period, all product features are available. You may purchase the full version or activate a free version at any time during the trial period. The free version provides only playback functionality.

Download NDI First Principles Software

Note: Only registered users of the NDI Support Site will be able to download NDI First Principles motion capture software.

To download NDI First Principles software, follow the steps below:

  1. Login to your Support Site account.
  2. Once logged-in, click Software.
  3. Locate NDI First Principles and click associated Download button to begin download.

Become a Registered NDI Support Site User

If you would like to download the NDI First Principles software, but are not a registered NDI Support Site user, you can register here.