Guide to which Tobii SDK to use
Tobii has a collection of different software development kits (SDKs) that provide you as a developer with a rich array of tools to easily and effectively create amazing applications that use eye tracking.
Begin with defining what you want to do
We broadly distinguish between “Gaze Interaction Use” and “Analytical Use” of eye tracking data, in the following manner:
Tobii SDK

I want to develop an application that uses eye tracking for Gaze Interaction
Gaze Interaction Use is where eye tracking data is used as a user input for interactive experiences in games or other software.
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I want to develop an application that uses eye tracking for Analytical Use
Analytical Use is where eye tracking data is either (a) stored; or (b) transferred to another computing device or network; in both cases where the intent is to use or make it possible to use eye tracking data to analyze, record, visualize or interpret behavior or attention.
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