<s>
Bus	B-Operating_System
Driver	I-Operating_System
is	O
a	O
bus	O
driving	O
simulator	O
game	O
developed	O
by	O
SCS	O
Software	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
digitally	O
,	O
for	O
Microsoft	B-Application
Windows	I-Application
on	O
22	O
March	O
2007	O
,	O
and	O
for	O
OS	B-Operating_System
X	I-Operating_System
on	O
8	O
June	O
2011	O
.	O
</s>
<s>
A	O
port	O
to	O
iOS	B-Application
,	O
entitled	O
Bus	B-Operating_System
Driver	I-Operating_System
–	O
Pocket	O
Edition	O
,	O
was	O
released	O
to	O
the	O
App	B-Application
Store	I-Application
by	O
Meridian4	O
on	O
27	O
February	O
2014	O
.	O
</s>
<s>
An	O
additional	O
tier	O
was	O
added	O
in	O
Bus	B-Operating_System
Driver	I-Operating_System
Temsa	O
Edition	O
and	O
in	O
Bus	B-Operating_System
Driver	I-Operating_System
Gold	O
Edition	O
.	O
</s>
<s>
Bus	B-Operating_System
Driver	I-Operating_System
was	O
not	O
designed	O
as	O
a	O
bus	O
simulator	O
,	O
but	O
is	O
often	O
considered	O
to	O
be	O
one	O
.	O
</s>
