SilverBirch Studios (2004–2009) was a video game developer founded in 2004 by Kevin Birch in the Greater Toronto AreaofOntario, Canada. SilverBirch developed several mobile games and a handheld game, Metanet Software's N+, for the DS and PSP. N+ showed well at E3 2008[1][2][3] and received IGN.com's Best Platform Game at the conference.[4] N+ was released on August 26, 2008 for the DS and PSP in North America.[5] N+ won IGN Game of the Month for August 2008 for both DS[6] and PSP.[7] As a result of losing external funding, Silverbirch Studios closed January 1, 2009.[8]