<s>
Command	B-Application
&	I-Application
Conquer	I-Application
:	I-Application
Red	I-Application
Alert	I-Application
is	O
a	O
2.5D	O
real-time	O
strategy	O
video	O
game	O
developed	O
and	O
published	O
by	O
Electronic	O
Arts	O
for	O
iOS	B-Application
.	O
</s>
<s>
It	O
was	O
released	O
in	O
October	O
2009	O
in	O
the	O
App	B-Application
Store	I-Application
.	O
</s>
<s>
The	O
game	O
contains	O
two	O
playable	O
factions	O
,	O
Soviets	O
and	O
Allies	O
,	O
which	O
both	O
previously	O
appeared	O
in	O
Command	B-Application
&	I-Application
Conquer	I-Application
:	I-Application
Red	I-Application
Alert	I-Application
and	O
Command	B-Application
&	I-Application
Conquer	I-Application
:	I-Application
Red	I-Application
Alert	I-Application
2	I-Application
with	O
a	O
third	O
playable	O
faction	O
,	O
the	O
Empire	O
of	O
the	O
Rising	O
Sun	O
from	O
Command	B-Application
&	I-Application
Conquer	I-Application
:	I-Application
Red	I-Application
Alert	I-Application
3	I-Application
,	O
available	O
as	O
an	O
in-app	O
purchase	O
.	O
</s>
<s>
Red	B-Application
Alert	I-Application
retains	O
the	O
core	O
real-time	O
strategy	O
mechanics	O
of	O
the	O
Command	B-Application
&	I-Application
Conquer	I-Application
series	O
.	O
</s>
<s>
Units	O
in	O
the	O
game	O
come	O
from	O
various	O
past	O
and	O
present	O
Red	B-Application
Alert	I-Application
games	O
such	O
as	O
the	O
War	O
Bears	O
and	O
Apollo	O
Fighters	O
from	O
Red	B-Application
Alert	I-Application
3	I-Application
as	O
well	O
as	O
Prism	O
Tanks	O
and	O
Apocalypse	O
Tanks	O
from	O
Red	B-Application
Alert	I-Application
2	I-Application
,	O
the	O
game	O
also	O
comes	O
with	O
its	O
own	O
range	O
of	O
new	O
units	O
which	O
were	O
not	O
present	O
in	O
other	O
Red	B-Application
Alert	I-Application
games	O
.	O
</s>
<s>
Most	O
buildings	O
retain	O
their	O
designs	O
from	O
Red	B-Application
Alert	I-Application
2	I-Application
with	O
the	O
exceptions	O
of	O
certain	O
buildings	O
such	O
as	O
the	O
Allied	O
Tech	O
Lab	O
which	O
uses	O
its	O
Red	B-Application
Alert	I-Application
3	I-Application
design	O
while	O
others	O
have	O
completely	O
new	O
designs	O
.	O
</s>
<s>
The	O
game	O
takes	O
place	O
shortly	O
after	O
Red	B-Application
Alert	I-Application
2	I-Application
:	I-Application
Yuri	I-Application
's	I-Application
Revenge	I-Application
and	O
before	O
the	O
Soviets	O
 '	O
defeat	O
at	O
the	O
beginning	O
of	O
Red	B-Application
Alert	I-Application
3	I-Application
.	O
</s>
<s>
Thus	O
the	O
second	O
time-travel	O
that	O
took	O
place	O
during	O
Red	B-Application
Alert	I-Application
3	I-Application
has	O
not	O
taken	O
place	O
yet	O
,	O
hence	O
the	O
presence	O
of	O
technologies	O
such	O
as	O
Prism	O
Tanks	O
and	O
Towers	O
which	O
were	O
removed	O
in	O
Red	B-Application
Alert	I-Application
3	I-Application
.	O
</s>
<s>
The	O
game	O
was	O
announced	O
for	O
iOS	B-Application
at	O
the	O
Electronic	O
Entertainment	O
Expo	O
2009	O
with	O
a	O
playable	O
demo	O
showcasing	O
the	O
game	O
at	O
the	O
Electronic	O
Arts	O
booth	O
.	O
</s>
<s>
EA	O
has	O
also	O
announced	O
to	O
release	O
an	O
additional	O
multiplayer	O
update	O
for	O
the	O
game	O
at	O
launch	O
so	O
as	O
to	O
enable	O
the	O
multiplayer	O
function	O
in	O
the	O
game	O
to	O
allow	O
players	O
to	O
play	O
with	O
each	O
other	O
over	O
Wi-Fi	O
and	O
Bluetooth	B-Protocol
.	O
</s>
<s>
In	O
August	O
2015	O
,	O
EA	O
removed	O
the	O
game	O
from	O
the	O
App	B-Application
Store	I-Application
,	O
because	O
it	O
did	O
not	O
update	O
the	O
game	O
to	O
the	O
latest	O
iOS	B-Application
.	O
</s>
