"Liar" is a song by Swedish singer Frans. It was released as a digital download in Sweden on 26 May 2017 through Cardiac Records. The song did not enter the Swedish Singles Chart, but peaked at number four on the Swedish Heatseeker Chart.
A music video to accompany the release of "Liar" was first released onto YouTube on 26 May 2017 at a total length of three minutes and nine seconds.