<s>
Camera+	B-Application
is	O
an	O
app	B-Application
for	O
Apple	O
's	O
iOS	B-Application
mobile	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
developed	O
by	O
.	O
</s>
<s>
The	O
app	B-Application
serves	O
as	O
an	O
alternative	O
to	O
the	O
standard	O
iOS	B-Application
camera	B-Device
app	B-Application
,	O
primarily	O
adding	O
basic	O
and	O
advanced	O
editing	O
tools	O
(	O
including	O
special	O
effects	O
and	O
lighting	O
filters	O
)	O
,	O
an	O
image	O
stabilizer	O
,	O
and	O
integrated	O
sharing	O
with	O
Facebook	B-Application
,	O
Flickr	B-Algorithm
,	O
and	O
Twitter	B-Application
.	O
</s>
<s>
Camera+	B-Application
received	O
generally	O
positive	O
reception	O
;	O
PC	O
Advisor	O
gave	O
the	O
app	B-Application
stars	O
out	O
of	O
5	O
and	O
declared	O
it	O
a	O
"	O
must-have	O
"	O
app	B-Application
for	O
iPhone	O
photographers	O
,	O
praising	O
its	O
advanced	O
editing	O
functionality	O
for	O
allowing	O
users	O
to	O
"[make]	O
poor	O
snaps	O
into	O
great	O
photographs	O
that	O
will	O
wow	O
your	O
friends	O
"	O
,	O
making	O
the	O
built-in	O
camera	B-Device
app	B-Application
feel	O
like	O
a	O
pinhole	B-Algorithm
in	O
comparison	O
.	O
</s>
<s>
Wired	O
gave	O
the	O
app	B-Application
a	O
9	O
out	O
of	O
10	O
,	O
describing	O
it	O
as	O
a	O
"	O
secret	O
weapon	O
"	O
for	O
photographers	O
,	O
and	O
stating	O
that	O
it	O
contained	O
so	O
much	O
functionality	O
that	O
it	O
was	O
"	O
too	O
easy	O
to	O
get	O
lost	O
in	O
the	O
deeply	O
layered	O
menus	O
or	O
forget	O
where	O
you	O
found	O
that	O
killer	O
function	O
the	O
other	O
day.	O
"	O
</s>
<s>
In	O
May	O
2012	O
,	O
Camera+	B-Application
was	O
the	O
10th	O
most	O
popular	O
paid	O
app	B-Application
on	O
the	O
iPhone	O
until	O
then	O
.	O
</s>
