With SentiGaze SDK, designers can create applications that use webcams to track eye movements and generate heatmaps based on how user gazes at monitor to gauge effectiveness of website or online advertising content. SDK offers live preview of gaze heatmaps, gaze heatmap generation on images or videos, and multiuser gaze heatmap generation. Supporting C, C++, and C# programming languages, SentiGaze supports screen sizes up to 24 in. and has operating range of 18–32 in.