Radio 21 (Rock 'n Pop) you can listen on this page of our site. Station work in genres: Adult Contemporary, Past decades. Radio 21 – best of ROCK N‘ POP from the 70s, 80s, 90s, 00s and nowadays. Honest, authentic, handmade music by the giants of rock: AC/DC, Pink Floyd, Metallica, Genesis, Guns N' Roses, .... Radio 21 (Rock 'n Pop) has a rating 5.0. Broadcasting country: Germany. The station was rated by 8 listeners. Radio 21 (Rock 'n Pop) you can also listen in the FMCUBE app for Android.