STL Tracker will run on Windows XP, Vista, 7, 8, 8.1, and 10.
You can download a demo version of Tracker for free. This version is fully functional except that you will not be able to save any images, movies, or sessions. During installation enter 111-1111111 as the serial number to run Tracker in demo mode.
To enjoy the full functionality of STL Tracker you can register your product at any time. This will provide you with a serial number that unlocks the disabled functionality. Simply enter the provided serial number during the installation process or while running Tracker (select Tools... Update Registration... from the main menu of Tracker) and restart Tracker.
Download the installer file (Tracker.msi) for your platform (32-bit or 64-bit). If you are unsure whether you should download the 32-bit or 64-bit version then download the 32-bit version.
Finally, run Tracker.msi to install Tracker.
Download Tracker for Windows (32-bit version): Tracker.msiMD5: 4c0bb883c22b0973132042e8642a22aa
Download Tracker for Windows (64-bit version): Tracker.msiMD5: 755e261863a558f930a7925dac83053d