CrowdSight Software Development Kit (SDK) is a fast and flexible crowd face analysis toolkit which allows you to gather relevant information about your audience. It measures in depth peoples’ unique behavior and responses to stimuli in diverse real-life environments. CrowdSight promises to revolutionize the market of face analysis by making it possible to measure the facial expressions of multiple people simultaneously. CrowdSight also enables to read and recognize important social information such as age and gender, and to accurately measure mood, head pose, attention time and the clothing style of the audiences in real time. CrowdSight can work on the most popular desktop and mobile operating systems (Windows, Mac, Linux, iOS, Android).