<s>
Edge	O
is	O
a	O
puzzle-platform	O
game	O
developed	O
by	O
Mobigame	O
for	O
PC	B-Device
and	O
iOS	B-Application
devices	O
.	O
</s>
<s>
Originally	O
released	O
on	O
the	O
App	B-Application
Store	I-Application
in	O
December	O
2008	O
,	O
it	O
has	O
been	O
removed	O
and	O
re-added	O
to	O
the	O
store	O
multiple	O
times	O
due	O
to	O
a	O
trademark	O
dispute	O
with	O
Tim	O
Langdell	O
of	O
Edge	O
Games	O
,	O
concerning	O
the	O
use	O
of	O
the	O
word	O
"	O
Edge	O
"	O
in	O
the	O
title	O
.	O
</s>
<s>
This	O
had	O
caused	O
the	O
game	O
to	O
be	O
briefly	O
released	O
as	O
Edge	B-Application
by	I-Application
Mobigame	I-Application
and	O
Edgy	B-Application
,	O
before	O
ultimately	O
returning	O
to	O
the	O
App	B-Application
Store	I-Application
under	O
its	O
original	O
name	O
in	O
January	O
2010	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
on	O
multiple	O
platforms	O
including	O
mobile	O
phones	O
,	O
PlayStation	B-Operating_System
Portable	I-Operating_System
,	O
Windows	B-Application
,	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
Linux	B-Application
,	O
Android	B-Application
,	O
Wii	B-Device
U	I-Device
,	O
and	O
Nintendo	B-Operating_System
3DS	I-Operating_System
.	O
</s>
<s>
It	O
was	O
released	O
on	O
Steam	B-Application
in	O
August	O
2011	O
by	O
publisher	O
Two	O
Tribes	O
.	O
</s>
<s>
An	O
expansion	O
titled	O
Edge	B-Application
Extended	I-Application
was	O
released	O
with	O
new	O
levels	O
,	O
new	O
music	O
,	O
a	O
new	O
3D	O
engine	O
,	O
and	O
a	O
new	O
computer-controlled	B-Application
dark	O
cube	O
opponent	O
.	O
</s>
<s>
This	O
expansion	O
was	O
released	O
separately	O
as	O
an	O
independent	O
app	O
for	O
iOS	B-Application
on	O
August	O
25	O
,	O
2011	O
,	O
and	O
Android	B-Application
on	O
January	O
27	O
,	O
2012	O
.	O
</s>
<s>
Two	O
Tribes	O
released	O
the	O
expansion	O
as	O
downloadable	B-Protocol
content	I-Protocol
for	O
the	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
Linux	B-Application
,	O
and	O
Windows	B-Application
versions	O
of	O
the	O
original	O
game	O
and	O
included	O
in	O
the	O
Wii	B-Device
U	I-Device
and	O
Nintendo	B-Operating_System
3DS	I-Operating_System
versions	O
of	O
the	O
original	O
game	O
.	O
</s>
<s>
Edge	B-Application
Extended	I-Application
adds	O
48	O
new	O
levels	O
(	O
plus	O
15	O
new	O
bonus	O
levels	O
)	O
and	O
new	O
features	O
.	O
</s>
<s>
Shortly	O
after	O
the	O
game	O
returned	O
to	O
the	O
Apple	B-Application
App	I-Application
Store	I-Application
,	O
Mobigame	O
upgraded	O
Edge	O
graphics	O
for	O
compatibility	O
with	O
Retina	B-Operating_System
Display	I-Operating_System
resolution	O
and	O
the	O
iPad	B-Operating_System
's	O
larger	O
screen	O
.	O
</s>
<s>
Edge	O
was	O
originally	O
released	O
in	O
December	O
2008	O
but	O
was	O
removed	O
from	O
the	O
App	B-Application
Store	I-Application
in	O
May	O
2009	O
in	O
a	O
trademark	O
dispute	O
with	O
Tim	O
Langdell	O
of	O
Edge	O
Games	O
.	O
</s>
<s>
The	O
game	O
briefly	O
returned	O
to	O
the	O
App	B-Application
Store	I-Application
five	O
months	O
later	O
under	O
the	O
title	O
Edge	B-Application
by	I-Application
Mobigame	I-Application
despite	O
not	O
having	O
reached	O
an	O
agreement	O
with	O
Langdell	O
,	O
but	O
Apple	O
removed	O
it	O
again	O
after	O
a	O
month	O
.	O
</s>
<s>
Edge	O
returned	O
to	O
the	O
App	B-Application
Store	I-Application
as	O
Edgy	B-Application
in	O
December	O
,	O
but	O
Mobigame	O
again	O
removed	O
it	O
for	O
fear	O
that	O
Langdell	O
would	O
use	O
the	O
legal	O
precedent	O
in	O
his	O
legal	O
battle	O
against	O
Electronic	O
Arts	O
.	O
</s>
<s>
It	O
returned	O
to	O
the	O
American	O
App	B-Application
Store	I-Application
under	O
its	O
original	O
name	O
several	O
months	O
later	O
.	O
</s>
<s>
Mobigame	O
also	O
ported	O
to	O
the	O
PlayStation	B-Device
Network	I-Device
as	O
a	O
PlayStation	B-Device
minis	I-Device
in	O
PAL	O
regions	O
on	O
December	O
2	O
,	O
2010	O
and	O
September	O
20	O
,	O
2011	O
,	O
in	O
North	O
America	O
.	O
</s>
<s>
Two	O
Tribes	O
ported	O
the	O
game	O
onto	O
Steam	B-Application
on	O
August	O
11	O
,	O
2011	O
,	O
and	O
on	O
the	O
Mac	B-Application
App	I-Application
Store	I-Application
on	O
August	O
19	O
,	O
2011	O
.	O
</s>
<s>
Android	B-Application
version	O
was	O
released	O
on	O
February	O
3	O
,	O
2012	O
,	O
as	O
part	O
of	O
the	O
first	O
Android	B-Application
Humble	O
Indie	O
Bundle	O
.	O
</s>
<s>
Mobigame	O
released	O
an	O
expansion	O
,	O
Edge	B-Application
Extended	I-Application
,	O
as	O
a	O
standalone	O
release	O
for	O
iOS	B-Application
on	O
August	O
25	O
,	O
2011	O
,	O
and	O
for	O
Android	B-Application
on	O
January	O
27	O
,	O
2012	O
.	O
</s>
<s>
Unlike	O
the	O
original	O
Edge	O
,	O
whose	O
advanced	O
2D	O
engine	O
approximated	O
3D	O
rendering	O
,	O
Edge	B-Application
Extended	I-Application
uses	O
a	O
new	O
3D	O
graphic	O
engine	O
with	O
optimizations	O
for	O
Retina	B-Operating_System
Display	I-Operating_System
and	O
the	O
iPad	B-Operating_System
2	I-Operating_System
.	O
</s>
<s>
In	O
2013	O
,	O
both	O
Edge	O
and	O
Edge	B-Application
Extended	I-Application
were	O
updated	O
with	O
widescreen	O
support	O
.	O
</s>
<s>
Two	O
Tribes	O
developed	O
the	O
Windows	B-Application
,	O
Wii	B-Device
U	I-Device
versions	O
and	O
co-developed	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
version	O
with	O
Cosmigo	O
.	O
</s>
<s>
Two	O
Tribes	O
converted	O
the	O
original	O
's	O
tilt	O
and	O
touch	O
controls	O
into	O
keyboard	O
and	O
analog	B-Device
stick	I-Device
controls	O
.	O
</s>
<s>
Both	O
the	O
Wii	B-Device
U	I-Device
and	O
3DS	B-Operating_System
versions	O
contain	O
all	O
levels	O
from	O
the	O
original	O
,	O
Edge	B-Application
Extended	I-Application
,	O
and	O
Windows	B-Application
versions	O
.	O
</s>
<s>
Two	O
Tribes	O
ported	O
Edge	B-Application
Extended	I-Application
as	O
a	O
downloadable	B-Protocol
content	I-Protocol
expansion	O
on	O
the	O
existing	O
Windows	B-Application
and	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
releases	O
on	O
August	O
28	O
,	O
2011	O
.	O
</s>
<s>
Two	O
Tribes	O
had	O
since	O
ported	O
both	O
Edge	O
and	O
Edge	B-Application
Extended	I-Application
as	O
a	O
single	O
release	O
onto	O
the	O
Wii	B-Device
U	I-Device
and	O
Nintendo	B-Operating_System
3DS	I-Operating_System
.	O
</s>
<s>
The	O
Wii	B-Device
U	I-Device
version	O
was	O
released	O
on	O
November	O
21	O
,	O
2013	O
,	O
and	O
December	O
26	O
,	O
2013	O
,	O
for	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
version	O
.	O
</s>
<s>
The	O
PC	B-Device
release	O
received	O
a	O
74/100	O
score	O
from	O
Metacritic	O
,	O
based	O
on	O
12	O
reviews	O
.	O
</s>
<s>
The	O
Wii	B-Device
U	I-Device
release	O
of	O
the	O
game	O
received	O
a	O
79/100	O
score	O
from	O
Metacritic	O
,	O
out	O
of	O
9	O
reviews	O
.	O
</s>
<s>
Kotaku	O
and	O
Slide	O
to	O
Play	O
compared	O
its	O
level	O
designs	O
to	O
that	O
of	O
Marble	B-Device
Madness	I-Device
,	O
and	O
Bonnie	O
Eisenman	O
of	O
148Apps	O
thought	O
of	O
the	O
levels	O
as	O
"	O
massive	O
playgrounds	O
"	O
.	O
</s>
<s>
Kotaku	O
found	O
some	O
levels	O
impossible	O
to	O
complete	O
with	O
the	O
tilt	O
or	O
touch	O
options	O
,	O
but	O
the	O
D-pad	B-Device
controls	O
were	O
too	O
easy	O
for	O
those	O
who	O
could	O
not	O
handle	O
the	O
former	O
,	O
albeit	O
necessary	O
for	O
the	O
aforementioned	O
impossible	O
levels	O
.	O
</s>
<s>
The	O
Edge	B-Application
Extended	I-Application
expansion	O
's	O
iOS	B-Application
release	O
received	O
"	O
universal	O
acclaim	O
"	O
,	O
according	O
to	O
video	O
game	O
aggregator	O
Metacritic	O
.	O
</s>
