 Guitar Hero III Mobile was released for mobile phones in 2007 and 2008 , and was developed by MachineWorks Northwest LLC . The base version of the game includes 15 songs from both Guitar Hero II and Guitar Hero III , and has released a three @-@ song add @-@ on pack every month since January 2008 . The title has been downloaded by users one million times , with both Verizon and Hands @-@ On Mobile claiming that over 250 @,@ 000 songs are played a day on the platform . The two companies produced two other mobile @-@ based Guitar Hero games ; Guitar Hero III : Backstage Pass , released in July 2008 , adds role @-@ playing elements to manage the band 's success in addition to the core rhythm game , while the mobile version of Guitar Hero World Tour , released in December 2008 , expands each included track for play on both lead guitar and drums , mimicking the expansion of the console series to the full band . 
 Guitar Hero III Mobile was released for mobile phones in 2007 and 2008 , and was developed by MachineWorks Northwest LLC . The base version of the game <a href='uninflect' title='1'><mark>includes</mark></a> 15 songs from both Guitar Hero II and Guitar Hero III , and <a href='been_done' title='2'><mark>has</mark></a> released a three @-@ song add @-@ on pack every month since January 2008 . The title <a href='been_done' title='3'><mark>has</mark></a> been downloaded by users one million times , with both Verizon and Hands @-@ On Mobile claiming that over 250 @,@ 000 songs are played a day on the platform . The two companies produced two other mobile @-@ based Guitar Hero games ; Guitar Hero III : Backstage Pass , released in July 2008 , <a href='uninflect' title='4'><mark>adds</mark></a> role @-@ playing elements to manage the band <a href='null_genetive' title='5'><mark>'s</mark></a>success in addition to the core rhythm game , while the mobile version of Guitar Hero World Tour , released in December 2008 , <a href='uninflect' title='6'><mark>expands</mark></a> each included track for play on both lead guitar and drums , mimicking the expansion of the console series to the full band . 
Guitar Hero III Mobile was released for mobile phones in 2007 and 2008 , and was developed by MachineWorks Northwest LLC . The base version of the game include 15 songs from both Guitar Hero II and Guitar Hero III , and done released a three @-@ song add @-@ on pack every month since January 2008 . da title done been downloaded by users one million times , with both Verizon and Hands @-@ On Mobile claimin that over 250 @,@ 000 songs are played a day on the platform . The 2 companies produced tw2ther mobile @-@ based Guitar Hero games ; Guitar Hero III : Backstage Pass , released in July 2008 , add role @-@ playin elements to manage the band  success in addition to the core rhythm game , while tdamobile version of Guitar Hero World Tour , released in December 2008 , expand each included track for play on both lead guitar and drums , mimicking the expansion of the console series to the full band .