M3 (M Három) is a Hungarian pay television channel owned and operated by Duna Média since 2015. The channel launched as M3D, Hungary's first 3D television channel that operated between 25 June and 13 August 2012, the end of the 2012 Summer Olympics. It relaunched on 20 December 2013 at 18:00 CET as TV3 centred towards archival programming. As a TV channel, it closed down on 30 April 2019 at midnight CET, and launched as an online service the following day at 08:00 CET. Over the daytime it broadcast archive programming and during the night it broadcast MTI reports. The channel also simulcast Híradó (06:00, 11:00 & 17:00 editions) on M1.