<s>
Hexcells	B-Application
is	O
a	O
puzzle	O
video	O
game	O
series	O
developed	O
and	O
published	O
by	O
British	O
designer	O
Matthew	O
Brown	O
.	O
</s>
<s>
There	O
are	O
three	O
games	O
in	O
the	O
series	O
:	O
Hexcells	B-Application
,	O
Hexcells	B-Application
Plus	I-Application
,	O
and	O
Hexcells	B-Application
Infinite	I-Application
.	O
</s>
<s>
The	O
gameplay	O
of	O
each	O
installment	O
in	O
Hexcells	B-Application
is	O
similar	O
to	O
Minesweeper	B-Application
.	O
</s>
<s>
Each	O
game	O
contains	O
six	O
"	O
worlds	O
"	O
of	O
36	O
levels	O
,	O
and	O
Hexcells	B-Application
Infinite	I-Application
contains	O
an	O
extra	O
"	O
infinite	O
"	O
mode	O
with	O
procedurally	O
generated	O
levels	O
.	O
</s>
<s>
Hexcells	B-Application
was	O
in	O
development	O
throughout	O
2013	O
.	O
</s>
<s>
Hexcells	B-Application
and	O
Hexcells	B-Application
Plus	I-Application
were	O
released	O
on	O
20	O
February	O
2014	O
,	O
and	O
Hexcells	B-Application
Infinite	I-Application
was	O
released	O
on	O
1	O
September	O
2014	O
.	O
</s>
<s>
The	O
games	O
have	O
been	O
commonly	O
compared	O
to	O
Minesweeper	B-Application
.	O
</s>
<s>
Hexcells	B-Application
Infinite	I-Application
was	O
rated	O
80/100	O
by	O
New	O
Game	O
Network	O
,	O
who	O
described	O
it	O
as	O
"	O
a	O
unique	O
idea	O
based	O
around	O
the	O
age	O
old	O
concepts	O
of	O
logic	O
"	O
.	O
</s>
