“Titanium” is a song by French DJ and music producer David Guetta, featuring vocals by Australian recording artist Sia. Taken from Guetta’s fifth studio album, Nothing but the Beat, the song was written by Sia, Guetta, Giorgio Tuinfort and Afrojack. Production was also handled by Guetta, Tuinfort and Afrojack.
“Titanium” is a ballad which draws from the genres of house, pop and urban-dance. The song’s lyrics are about inner strength. Sia’s vocals on “Titanium” received comparisons to those by Fergie and the song was also musically compared to Coldplay’s work.