<s>
Receiver	B-Application
is	O
a	O
first-person	O
shooter	O
video	O
game	O
developed	O
by	O
Wolfire	O
Games	O
.	O
</s>
<s>
The	O
player	O
scavenges	O
items	O
and	O
audio	B-Device
tapes	I-Device
which	O
reveal	O
the	O
story	O
in	O
a	O
procedurally	O
generated	O
world	O
.	O
</s>
<s>
Receiver	B-Application
was	O
released	O
in	O
June	O
2012	O
for	O
Linux	B-Application
,	O
Microsoft	B-Application
Windows	I-Application
,	O
and	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
.	O
</s>
<s>
In	O
2013	O
,	O
the	O
game	O
was	O
made	O
available	O
as	O
a	O
free	O
copy	O
for	O
people	O
who	O
had	O
previously	O
purchased	O
another	O
Wolfire	O
Games	O
video	O
game	O
,	O
Overgrowth	B-Application
.	O
</s>
<s>
The	O
game	O
's	O
sequel	O
,	O
Receiver	B-Application
2	O
,	O
was	O
announced	O
on	O
December	O
13	O
,	O
2019	O
through	O
a	O
video	O
uploaded	O
to	O
YouTube	B-General_Concept
by	O
Wolfire	O
Games	O
.	O
</s>
<s>
It	O
was	O
released	O
for	O
Windows	O
,	O
Linux	B-Application
,	O
and	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
on	O
April	O
14	O
,	O
2020	O
.	O
</s>
<s>
In	O
Receiver	B-Application
,	O
players	O
must	O
control	O
an	O
in-game	O
character	O
,	O
known	O
as	O
a	O
"	O
Receiver	B-Application
"	O
,	O
to	O
search	O
for	O
eleven	O
audio	B-Device
tapes	I-Device
from	O
around	O
a	O
procedurally	O
generated	O
world	O
,	O
randomly	O
arranged	O
after	O
each	O
death	O
.	O
</s>
<s>
The	O
audio	B-Device
tapes	I-Device
describe	O
a	O
technology	O
called	O
"	O
mindtech	O
"	O
,	O
how	O
an	O
antagonistic	O
entity	O
called	O
"	O
the	O
Threat	O
"	O
has	O
applied	O
it	O
within	O
media	O
to	O
weaken	O
the	O
human	O
population	O
,	O
and	O
that	O
it	O
now	O
has	O
unleashed	O
a	O
catastrophic	O
event	O
called	O
"	O
the	O
mindkill	O
"	O
.	O
</s>
<s>
In	O
Receiver	B-Application
2	O
,	O
all	O
gun	O
mechanics	O
are	O
simulated	O
,	O
instead	O
of	O
some	O
,	O
according	O
to	O
developer	O
Wolfire	O
Games	O
.	O
</s>
<s>
The	O
player	O
locates	O
and	O
plays	O
4	O
~	O
6	O
audio	B-Device
tapes	I-Device
in	O
a	O
procedurally	O
generated	O
world	O
.	O
</s>
<s>
Some	O
specific	O
tapes	O
now	O
include	O
darker	O
tones	O
and	O
topics	O
,	O
which	O
will	O
grow	O
worse	O
and	O
worse	O
throughout	O
the	O
tape	O
,	O
until	O
it	O
sounds	O
like	O
the	O
Receiver	B-Application
recording	O
is	O
likely	O
attempting	O
to	O
commit	O
suicide	O
.	O
</s>
<s>
Receiver	B-Application
was	O
originally	O
created	O
as	O
part	O
of	O
the	O
7	O
Day	O
FPS	O
Challenge	O
in	O
2012	O
,	O
built	O
on	O
"	O
gun	O
handling	O
mechanics	O
,	O
randomized	O
levels	O
,	O
and	O
unordered	O
storytelling.	O
"	O
</s>
<s>
The	O
game	O
was	O
released	O
in	O
June	O
2012	O
,	O
and	O
on	O
Steam	B-Application
in	O
April	O
2013	O
after	O
being	O
accepted	O
as	O
part	O
of	O
Steam	B-Application
Greenlight	O
.	O
</s>
<s>
The	O
first	O
content	O
update	O
for	O
Receiver	B-Application
was	O
released	O
on	O
September	O
3	O
,	O
2012	O
,	O
and	O
added	O
a	O
flashlight	O
,	O
a	O
Smith	O
&	O
Wesson	O
Model	O
10	O
revolver	O
,	O
and	O
a	O
Glock	O
17	O
,	O
among	O
other	O
features	O
.	O
</s>
<s>
The	O
source	O
code	O
of	O
the	O
game	O
is	O
available	O
since	O
2012	O
on	O
GitHub	B-Application
under	O
non-commercial	O
license	B-License
conditions	O
.	O
</s>
<s>
In	O
Destructoid	O
's	O
8.5/10	O
review	O
,	O
they	O
said	O
that	O
"	O
successfully	O
reloading	O
a	O
gun	O
for	O
the	O
first	O
time	O
through	O
sheer	O
muscle	O
memory	O
is	O
easily	O
one	O
of	O
the	O
greatest	O
feelings	O
in	O
gaming	O
"	O
,	O
concluding	O
that	O
"	O
Receiver	B-Application
is	O
one	O
of	O
those	O
games	O
that	O
feels	O
so	O
incredibly	O
satisfying	O
once	O
it	O
is	O
finally	O
understood	O
"	O
.	O
</s>
