<s>
Blek	B-Application
is	O
a	O
2013	O
puzzle	O
video	O
game	O
for	O
iOS	B-Application
and	O
Android	B-Application
by	O
Kunabi	O
Brother	O
,	O
a	O
team	O
of	O
brothers	O
Denis	O
and	O
Davor	O
Mikan	O
.	O
</s>
<s>
The	O
brothers	O
designed	O
the	O
game	O
as	O
a	O
touchscreen	B-Device
adaptation	O
of	O
the	O
Snake	B-Application
concept	O
and	O
worked	O
on	O
the	O
game	O
for	O
over	O
six	O
months	O
.	O
</s>
<s>
It	O
was	O
released	O
in	O
December	O
2013	O
for	O
iPad	B-Device
,	O
and	O
was	O
later	O
released	O
for	O
other	O
iOS	B-Application
devices	O
and	O
Android	B-Application
.	O
</s>
<s>
Blek	B-Application
is	O
a	O
puzzle	O
game	O
in	O
which	O
the	O
player	O
draws	O
a	O
"	O
snake-like	O
"	O
black	O
line	O
on	O
the	O
screen	O
that	O
is	O
recorded	O
and	O
played	O
back	O
like	O
a	O
pattern	O
,	O
recurring	O
repeatedly	O
across	O
the	O
screen	O
.	O
</s>
<s>
Added	O
elements	O
include	O
a	O
"	O
chain	B-Application
reaction	I-Application
"	O
dot	O
that	O
launches	O
other	O
dots	O
when	O
struck	O
.	O
</s>
<s>
The	O
game	O
is	O
depicted	O
in	O
flat	O
,	O
plain	O
colors	O
,	O
with	O
no	O
pause	O
feature	O
and	O
no	O
option	O
menu	O
other	O
than	O
Game	B-Operating_System
Center	I-Operating_System
achievements	O
.	O
</s>
<s>
Blek	B-Application
was	O
built	O
for	O
iOS	B-Application
by	O
brothers	O
Denis	O
and	O
Davor	O
Mikan	O
.	O
</s>
<s>
Davor	O
previously	O
made	O
Flash	B-Protocol
games	I-Protocol
and	O
developed	O
the	O
idea	O
for	O
Blek	B-Application
from	O
this	O
experience	O
.	O
</s>
<s>
He	O
approached	O
Denis	O
about	O
converting	O
the	O
video	O
game	O
Snake	B-Application
for	O
touchscreens	B-Device
,	O
and	O
Denis	O
returned	O
with	O
the	O
idea	O
of	O
"	O
a	O
line	O
representing	O
an	O
idea	O
that	O
springs	O
to	O
life	O
after	O
it	O
has	O
been	O
drawn	O
"	O
.	O
</s>
<s>
The	O
sound	O
design	O
uses	O
excerpts	O
from	O
Erin	O
Gee	O
's	O
"	O
Yamaguchi	O
Mouthpiece	O
I	O
"	O
,	O
and	O
their	O
game	O
design	O
influences	O
include	O
Thatgamecompany	O
and	O
Patrick	O
Smith	O
of	O
Vectorpark	B-Operating_System
and	O
Windosill	B-Operating_System
,	O
though	O
they	O
felt	O
that	O
other	O
games	O
did	O
not	O
singularly	O
influence	O
Blek	B-Application
design	O
.	O
</s>
<s>
The	O
game	O
was	O
written	O
in	O
the	O
Unity	B-Application
game	I-Application
engine	I-Application
and	O
tested	O
by	O
the	O
developers	O
 '	O
friends	O
.	O
</s>
<s>
Blek	B-Application
was	O
released	O
for	O
iPad	B-Device
in	O
December	O
2013	O
,	O
and	O
an	O
iPhone	O
and	O
iPod	O
Touch	O
version	O
followed	O
on	O
January	O
7	O
,	O
2014	O
.	O
</s>
<s>
After	O
a	O
few	O
YouTube	O
campaigns	O
,	O
Blek	B-Application
was	O
listed	O
in	O
Apple	O
's	O
App	O
Store	O
lists	O
.	O
</s>
<s>
An	O
Android	B-Application
version	O
was	O
released	O
in	O
July	O
.	O
</s>
<s>
Kunabi	O
Brother	O
are	O
not	O
planning	O
a	O
sequel	O
,	O
though	O
they	O
intend	O
to	O
further	O
"	O
experiment	O
with	O
touchscreens	B-Device
"	O
.	O
</s>
<s>
Blek+	O
was	O
released	O
on	O
Apple	O
Arcade	O
in	O
April	O
2021	O
as	O
a	O
"	O
Timeless	O
Classic	O
"	O
,	O
a	O
set	O
of	O
re-released	O
games	O
made	O
available	O
through	O
the	O
service	O
.	O
</s>
<s>
Blek	B-Application
received	O
"	O
generally	O
favorable	O
reviews	O
"	O
,	O
according	O
to	O
video	O
game	O
review	O
score	O
aggregator	O
Metacritic	O
.	O
</s>
<s>
Blek	B-Application
received	O
a	O
2014	O
Apple	O
Design	O
Award	O
and	O
was	O
featured	O
in	O
their	O
Indie	O
Game	O
Showcase	O
.	O
</s>
<s>
Edge	O
compared	O
its	O
aesthetic	O
to	O
iOS	B-Application
puzzle	O
game	O
Hundreds	B-Application
.	O
</s>
<s>
Edge	O
called	O
Blek	B-Application
"	O
a	O
thing	O
of	O
elegant	O
,	O
intuitive	O
beauty	O
"	O
.	O
</s>
<s>
They	O
compared	O
it	O
to	O
a	O
"	O
modernist	O
,	O
freeform	O
,	O
touchscreen	B-Device
"	O
Snake	B-Application
,	O
albeit	O
much	O
calmer	O
,	O
and	O
described	O
Blek	B-Application
as	O
less	O
a	O
puzzle	O
game	O
than	O
"	O
pure	O
intuition	O
"	O
and	O
"	O
an	O
act	O
of	O
freeform	O
creation	O
"	O
that	O
privileged	O
the	O
process	O
of	O
experimentation	O
over	O
the	O
goal	O
of	O
solving	O
puzzles	O
.	O
</s>
<s>
In	O
a	O
piece	O
for	O
Polygon	O
,	O
Rod	O
Green	O
compared	O
Blek	B-Application
to	O
Tetris	B-Device
and	O
Threes	B-Application
!	I-Application
</s>
<s>
Kotaku	O
Mike	O
Fahey	O
called	O
it	O
"	O
the	O
most	O
brilliant	O
iPad	B-Device
game	O
"	O
he	O
played	O
in	O
2013	O
.	O
</s>
<s>
Jared	O
Nelson	O
of	O
the	O
same	O
website	O
wrote	O
that	O
the	O
game	O
was	O
uniquely	O
suited	O
for	O
the	O
touchscreen	B-Device
.	O
</s>
