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  • E-Prime® Extensions for Tobii Pro combines the power of E-Prime with easy-to-use Tobii Pro eye trackers. E-Studio’s graphical design interface allows users to drag and drop eye tracking functionality into existing E-Prime experiments or to easily create new E-Prime eye tracking experiments.

E-Prime Extensions for Tobii Pro 3.1

1,995.00 USD
Typically ships within 1-2 business days.

Product Description

E-Prime® Extensions for Tobii Pro 3.1 (EET 3.1) single user license, including installation USB, and one year of Silver Support (PST-101492).

E-Prime Extensions for Tobii 2.0 users will receive a 40% upgrade discount with proof of purchase. Contact our Sales team for details.

E-Prime Extensions for Tobii 2.0 and E-Prime Extensions for Tobii Pro 3.0 can be installed side-by-side. You will be able to maintain ongoing experiments while creating your new experiments in E-Prime 3.0/EET 3.0.


  • E-Prime 3.0
  • Tobii Pro eye tracker (e.g., Spectrum, X3-120, X2-60)


  • Tobii Pro Toolbox in E-Studio with preconfigured package calls
  • Drag and drop prenamed package calls into your experiment structure
  • Specify frequency of eye tracker within E-Prime
  • Auto-detection of eye tracker within E-Prime
  • Train subjects to fixate and control eye movements
  • Give feedback on vigilance or attentive behaviors
  • Combine eye gaze data with E-Prime condition data for powerful analysis
  • Create interactive or passive eye tracking paradigms
  • Change experiment based on subject eye gaze data, AOI, fixation, and more
  • Allows for the use of Tobii Pro eye tracker as an input device for E-Prime
  • Supports multiple AOIs
  • Supports dynamic definitions of fixation and dwell time
  • Start and stop trials contingent on eye gaze, fixation, or eye movement criterion
  • Script library to allow additional runtime processing of data
  • Calibrate inside or outside of E-Prime
  • Three types of calibration inside of E-Prime (regular, manual, infant)
  • Allows the overlay of eye gaze data with your E-Prime stimuli

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