The service conducts surveys in the top 20 markets in the U.S. and Canada with the use of polling cards and electronic kiosks.
[1] The service was designed by Kevin Goetz, the founder and CEO of Screen Engine.
[2] The service was launched in 2013 by Screen Engine and Rentrak; the latter provides box office data to studios.
[3] The Hollywood Reporter wrote in 2013 that the polling firm CinemaScore had monopolized the film industry for three decades but received criticism for "relying on outdated polling techniques and too limited a sample" and would be challenged by PostTrak.
While CinemaScore polls on an A+ to F scale, PostTrak assigns a positive score percentage on a 1–100 scale, among other reactions, such as how likely an audience member would be to recommend the film to a friend.