Umbrella is a book.
Umbrella Games LLC ( stylized as umbrella ) is an American independent video game developer and publisher founded in March 2015 , which commonly develops mobile iOS and Android games . Umbrella (song) . `` Umbrella '' is a pop and R&B song with hip-hop and rock touches referring to a romantic and platonic relationship and the strength of that relationship . Entertainment Weekly ranked the song number one on the 10 Best Singles of 2007 , while Rolling Stone and Time listed the song at number three on the 100 Best Songs of 2007 . At the 2008 Grammy Awards , `` Umbrella '' also earned Rihanna and Jay Z a Grammy Award for Best Rap/Sung Collaboration in addition to receiving nominations for Record of the Year and Song of the Year . The song serves as the lead single to the album , and was released worldwide on March 29 , 2007 through Def Jam Recordings .