<s>
Guitar	B-Language
Rock	I-Language
Tour	I-Language
2	I-Language
is	O
a	O
music	B-Application
video	I-Application
game	I-Application
developed	O
and	O
published	O
by	O
Gameloft	O
for	O
the	O
iOS	B-Operating_System
,	O
J2ME	B-Language
and	O
Symbian^3	O
.	O
</s>
<s>
It	O
was	O
released	O
on	O
July	O
9	O
,	O
2009	O
,	O
as	O
the	O
sequel	O
to	O
2008	O
's	O
Guitar	B-Application
Rock	I-Application
Tour	I-Application
from	O
the	O
same	O
developer	O
.	O
</s>
<s>
The	O
game	O
is	O
played	O
similarly	O
to	O
other	O
music	B-Application
games	I-Application
such	O
as	O
Guitar	B-Application
Hero	I-Application
and	O
Rock	B-Application
Band	I-Application
,	O
with	O
the	O
player	O
tapping	O
on	O
the	O
touchscreen	O
along	O
to	O
incoming	O
notes	O
which	O
move	O
down	O
the	O
screen	O
in	O
time	O
to	O
the	O
music	B-Application
.	O
</s>
<s>
Also	O
,	O
exclusive	O
for	O
the	O
iOS	B-Operating_System
version	O
,	O
additional	O
songs	O
in	O
DLC	O
format	O
are	O
also	O
included	O
.	O
</s>
