<s>
Icy	B-Application
Tower	I-Application
is	O
a	O
freeware	B-License
video	O
game	O
by	O
Swedish	O
game	O
developer	O
Free	O
Lunch	O
Design	O
.	O
</s>
<s>
Icy	B-Application
Tower	I-Application
records	O
players	O
 '	O
best	O
results	O
in	O
built-in	O
high-score	O
tables	O
.	O
</s>
<s>
The	O
official	O
Icy	B-Application
Tower	I-Application
list	O
is	O
on	O
Free	O
Lunch	O
Design	O
's	O
web	O
server	O
.	O
</s>
<s>
Free	O
Lunch	O
Design	O
created	O
Icy	B-Application
Tower	I-Application
using	O
the	O
C	B-Language
programming	I-Language
language	I-Language
and	O
the	O
Allegro	B-Language
game	I-Language
library	I-Language
.	O
</s>
<s>
Its	O
designers	O
were	O
inspired	O
by	O
Xjump	O
,	O
a	O
game	O
for	O
the	O
Linux	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
On	O
March	O
14	O
,	O
2007	O
,	O
a	O
press	O
release	O
was	O
published	O
on	O
the	O
Free	O
Lunch	O
Design	O
website	O
announcing	O
a	O
partnership	O
between	O
FLD	O
and	O
mobile	B-Application
game	I-Application
developer	O
Xendex	O
Entertainment	O
for	O
the	O
porting	O
of	O
Icy	B-Application
Tower	I-Application
to	O
the	O
mobile	B-Application
environment	I-Application
.	O
</s>
<s>
Icy	B-Application
Tower	I-Application
Mobile	O
(	O
ITM	O
)	O
was	O
released	O
on	O
October	O
6	O
,	O
2008	O
.	O
</s>
<s>
On	O
September	O
24	O
,	O
2009	O
,	O
a	O
Free	O
Lunch	O
Design	O
game	O
named	O
Icy	B-Application
Tower	I-Application
Facebook	B-Application
(	O
ITFB	O
)	O
,	O
developed	O
on	O
the	O
Adobe	B-Operating_System
Flash	I-Operating_System
platform	I-Operating_System
within	O
the	O
development	O
framework	O
of	O
the	B-Application
Facebook	I-Application
social	O
networking	O
website	O
,	O
was	O
released	O
.	O
</s>
<s>
It	O
allows	O
players	O
to	O
compare	O
their	O
results	O
with	O
results	O
of	O
their	O
friends	O
within	O
the	B-Application
Facebook	I-Application
system	O
.	O
</s>
<s>
Players	O
can	O
also	O
personalise	O
their	O
in-game	B-Application
avatars	I-Application
and	O
unlock	O
additional	O
game	O
levels	O
(	O
so-called	O
towers	O
)	O
corresponding	O
to	O
various	O
game	O
styles	O
in	O
the	O
PC	O
version	O
of	O
Icy	B-Application
Tower	I-Application
by	O
exchanging	O
them	O
for	O
coins	O
,	O
the	O
game	O
's	O
virtual	B-Application
currency	I-Application
.	O
</s>
<s>
In	O
November	O
2012	O
,	O
an	O
official	O
continuation	O
of	O
Icy	B-Application
Tower	I-Application
,	O
Icy	B-Application
Tower	I-Application
2	O
,	O
was	O
released	O
for	O
iOS	O
and	O
Android	O
.	O
</s>
<s>
The	O
producer	O
estimates	O
that	O
on	O
November	O
23	O
,	O
2012	O
,	O
the	O
number	O
downloads	O
of	O
Icy	B-Application
Tower	I-Application
2	O
downloads	O
surpassed	O
one	O
million	O
.	O
</s>
<s>
There	O
are	O
also	O
unofficial	O
,	O
player-developed	O
Icy	B-Application
Tower	I-Application
ports	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
and	O
PlayStation	B-Operating_System
Portable	I-Operating_System
game	O
consoles	O
.	O
</s>
<s>
Icy	B-Application
Tower	I-Application
ranked	O
high	O
in	O
the	O
"	O
Most	O
Popular	O
"	O
ranking	O
of	O
the	O
"	O
PC	O
games	O
"	O
section	O
in	O
the	O
Download.com	B-Application
software	O
directory	O
website	O
;	O
its	O
average	O
monthly	O
number	O
of	O
downloads	O
was	O
"	O
more	O
than	O
20,000	O
"	O
in	O
2006	O
,	O
amounting	O
to	O
over	O
five	O
million	O
.	O
</s>
<s>
The	O
total	O
number	O
of	O
Icy	B-Application
Tower	I-Application
downloads	O
was	O
estimated	O
at	O
over	O
11	O
million	O
in	O
2008	O
.	O
</s>
<s>
Central	O
European	O
countries	O
are	O
also	O
home	O
to	O
a	O
major	O
portion	O
of	O
top	O
Icy	B-Application
Tower	I-Application
players	O
.	O
</s>
<s>
According	O
to	O
Johan	O
Peitz	O
,	O
the	O
author	O
of	O
the	O
game	O
,	O
the	O
reason	O
behind	O
the	O
popularity	O
of	O
Icy	B-Application
Tower	I-Application
is	O
that	O
it	O
allows	O
players	O
to	O
compete	O
in	O
several	O
different	O
categories	O
,	O
for	O
example	O
in	O
striving	O
for	O
both	O
high	O
floors	O
and	O
high	O
scores	O
.	O
</s>
<s>
Online	O
Icy	B-Application
Tower	I-Application
communities	O
allow	O
their	O
members	O
to	O
exchange	O
high	O
scores	O
,	O
replays	O
and	O
comments	O
about	O
the	O
game	O
and	O
its	O
gameplay	O
.	O
</s>
<s>
Icy	B-Application
Tower	I-Application
tournaments	O
usually	O
consist	O
of	O
a	O
number	O
of	O
rounds	O
,	O
each	O
lasting	O
one	O
or	O
more	O
days	O
.	O
</s>
<s>
Players	O
have	O
also	O
organized	O
live	O
meetings	O
,	O
which	O
took	O
place	O
in	O
Cracow	O
and	O
Warsaw	B-Application
,	O
Poland	O
and	O
Prague	O
,	O
Czech	O
Republic	O
.	O
</s>
<s>
On	O
May	O
30	O
,	O
2007	O
,	O
an	O
official	O
Icy	B-Application
Tower	I-Application
website	O
operated	O
by	O
Free	O
Lunch	O
Design	O
was	O
launched	O
,	O
available	O
at	O
icytower.freelunchdesign.com	O
.	O
</s>
<s>
On	O
June	O
3	O
,	O
2009	O
,	O
the	O
day	O
of	O
Icy	B-Application
Tower	I-Application
1.4	O
release	O
,	O
an	O
additional	O
,	O
complementary	O
site	O
has	O
been	O
opened	O
at	O
icytower.com	O
.	O
</s>
<s>
The	O
internal	O
structure	O
of	O
Icy	B-Application
Tower	I-Application
allows	O
for	O
making	O
changes	O
to	O
the	O
character	O
,	O
soundtrack	O
,	O
sound	O
effects	O
and	O
game	O
palette	O
through	O
downloading	O
and	O
installation	O
of	O
repackaged	O
resource	O
files	O
.	O
</s>
<s>
Since	O
version	O
1.2	O
,	O
Icy	B-Application
Tower	I-Application
allows	O
for	O
the	O
use	O
of	O
skins	B-Application
to	O
create	O
additional	O
custom	O
characters	O
which	O
can	O
replace	O
the	O
three	O
default	O
characters	O
provided	O
in	O
the	O
game	O
package	O
.	O
</s>
