<s>
Tampon	B-Application
Run	I-Application
is	O
a	O
2014	B-Application
endless	B-Application
running	I-Application
video	O
game	O
about	O
tampons	O
created	O
by	O
Andrea	O
Gonzales	O
and	O
Sophie	O
Houser	O
.	O
</s>
<s>
It	O
started	O
as	O
a	O
web	O
game	O
made	O
available	O
in	O
2014	B-Application
and	O
released	O
on	O
iOS	B-Application
in	O
February	O
2015	O
.	O
</s>
<s>
At	O
the	O
start	O
of	O
Tampon	B-Application
Run	I-Application
the	O
game	O
explains	O
that	O
de-stigmatizing	O
menstruation	O
is	O
important	O
.	O
</s>
<s>
The	O
first	O
version	O
of	O
Tampon	B-Application
Run	I-Application
was	O
built	O
in	O
a	O
week	O
and	O
a	O
half	O
at	O
Girls	O
Who	O
Code	O
.	O
</s>
<s>
The	O
game	O
was	O
then	O
developed	O
further	O
afterwards	O
and	O
made	O
available	O
online	O
in	O
2014	B-Application
,	O
subsequently	O
being	O
released	O
on	O
iOS	B-Application
in	O
February	O
2015	O
.	O
</s>
<s>
Software	O
development	O
company	O
Pivotal	O
Labs	O
worked	O
with	O
Gonzales	O
and	O
Houser	O
to	O
develop	O
the	O
iOS	B-Application
app	O
,	O
and	O
over	O
seven	O
weeks	O
the	O
team	O
added	O
leaderboards	O
,	O
new	O
enemies	O
,	O
achievements	O
,	O
and	O
other	O
features	O
to	O
the	O
game	O
.	O
</s>
