The music event - which takes place between June 13 and 16 at Seaclose Park, Newport - has announced additions for its Big Top stages and Dance Tent.
Sub Focus, Jaguar Skills, Benga, A-Trak, Ms Dynamite and Modestep are among the other artists to join the growing bill.
The Stones Roses, Bon Jovi and The Killers will headline this year's Isle of Wight Festival. Paul Weller and a newly-reformed Boomtown Rats will also make special appearances.
Further acts previously confirmed include Ellie Goulding, Emeli Sandé, Jake Bugg, The Script, Paloma Faith and Bloc Party.
Tickets for the Isle of Wight Festival are on sale now.
Watch the music video for Madeon's 'The City' below: