DimSwn is a Welsh celebration of fantastic music based in the heart of Cardiff City Centre. It is a one-day version of the larger, popular Swn Festival which begain in 2007 and has brought in recognisable rock, indie and indie pop acts including Los Campesinos!, The Cribs, Wolf Alice and Alt J.
DimSwn’s parent festival won the 2013 NME Best Small Festival and DimSwn brings 50 bands to Cardiff in a single day and was launched in 2014, with great success.