Through the release of Now That's What I Call Music! 90 on 30 March 2015, the release date in Ireland was three days before the UK release. The series release dates below represent the date of release in the United Kingdom. Now 2006 was released on UMD as well as DVD. The DVDs are numbered by year and not linked to album numbers. From 2001 to 2007, the videos were published on DVD with a frequency of one per year. Every video tape had a typical running time of roughly one hour. Volumes 1 to 18 and Now That's What I Call Music! 20 were released on individual VHS tapes, with the first two albums also issued on LaserDiscs. Part of the series was also released on the MiniDisc format, beginning with Now That's What I Call Music! 43 and ending with Now That's What I Call Music! 48 Audio cassettes ended with Now That's What I Call Music! 64. Phonograph record production ended on the numbered series with Now That's What I Call Music! 35, with special vinyl editions of spin-offs like Now That’s What I Call Punk & New Wave (on a double neon pink vinyl set) issued as limited editions in the 21st century.
The first Now That's What I Call Music! UK edition to be released on compact disc was Now That's What I Call Music! 4 in abridged single-CD format, with full double-disc CD releases starting with Now That's What I Call Music! 10. 1.1 Now re-issues of the original numbered series (2018 – present).