<s>
Smule	B-Application
is	O
an	O
American	O
music	O
app	O
initially	O
released	O
under	O
the	O
name	O
Sing	O
!,	O
Karaoke	O
in	O
iOS	B-Application
platforms	O
on	O
2012	O
and	O
subsequently	O
on	O
Android	B-Application
in	O
2013	O
.	O
</s>
<s>
Smule	B-Application
expanded	O
its	O
music	O
experience	O
to	O
include	O
the	O
web	O
in	O
2016	O
,	O
albeit	O
in	O
a	O
consultative	O
format	O
for	O
now	O
.	O
</s>
<s>
In	O
October	O
2017	O
,	O
Smule	B-Application
started	O
offering	O
official	O
Disney	O
duets	B-Application
starting	O
with	O
the	O
song	O
'	O
You	O
're	O
Welcome	O
 '	O
with	O
Dwayne	O
"	O
The	O
Rock	O
"	O
Johnson	O
's	O
Moana	O
character	O
,	O
Maui	O
.	O
</s>
<s>
It	O
was	O
the	O
first	O
of	O
several	O
animated	O
duets	B-Application
that	O
are	O
available	O
on	O
the	O
app	O
.	O
</s>
<s>
The	O
Smule	B-Application
app	O
also	O
allows	O
users	O
to	O
perform	O
duets	B-Application
alongside	O
many	O
international	O
artists	O
such	O
as	O
Jason	O
Derulo	O
,	O
Luis	O
Fonsi	O
,	O
J	O
Balvin	O
,	O
Charlie	O
Puth	O
,	O
Polina	O
Gagarina	O
,	O
and	O
Siti	O
Badriah	O
.	O
</s>
<s>
Smule	B-Application
was	O
described	O
as	O
"	O
the	O
biggest	O
music	O
app	O
you	O
have	O
n't	O
heard	O
of	O
"	O
adding	O
that	O
"	O
fifty	O
million	O
people	O
use	O
it	O
at	O
least	O
once	O
a	O
month	O
"	O
according	O
to	O
a	O
CNET	O
article	O
from	O
2018	O
.	O
</s>
<s>
In	O
2018	O
,	O
Smule	B-Application
launched	O
LiveJam	O
,	O
"	O
a	O
feature	O
that	O
it	O
billed	O
as	O
the	O
first	O
time	O
anyone	O
can	O
sing	O
live	O
with	O
another	O
user	O
anywhere	O
in	O
the	O
world	O
,	O
in	O
real	O
time.	O
"	O
</s>
<s>
In	O
2020	O
,	O
Smule	B-Application
updated	O
their	O
popular	O
LiveJam	O
feature	O
to	O
be	O
audio-only	O
for	O
users	O
who	O
do	O
n't	O
subscribe	O
in	O
order	O
to	O
make	O
it	O
a	O
safer	O
and	O
more	O
secure	O
experience	O
for	O
the	O
community	O
.	O
</s>
<s>
Smule	B-Application
continued	O
to	O
invest	O
resources	O
in	O
developing	O
audio	O
and	O
video	O
filters	O
.	O
</s>
<s>
Users	O
can	O
sing	O
duets	B-Application
with	O
other	O
Smule	B-Application
users	O
anywhere	O
in	O
the	O
world	O
in	O
real-time	O
.	O
</s>
<s>
Smule	B-Application
has	O
been	O
granted	O
a	O
patent	O
for	O
how	O
it	O
handles	O
latency	O
in	O
this	O
scenario	O
.	O
</s>
<s>
To	O
make	O
it	O
easier	O
for	O
casual	O
singers	O
to	O
explore	O
singing	O
,	O
in	O
2021	O
Smule	B-Application
introduced	O
a	O
feature	O
called	O
Moments	O
which	O
gives	O
users	O
the	O
ability	O
to	O
also	O
select	O
and	O
sing	O
just	O
a	O
small	O
section	O
of	O
a	O
song	O
.	O
</s>
<s>
Users	O
choose	O
a	O
song	O
and	O
either	O
sing	O
along	O
to	O
it	O
as	O
a	O
solo	O
,	O
duet	B-Application
,	O
or	O
group	O
performance	O
.	O
</s>
<s>
Performances	O
are	O
uploaded	O
to	O
Smule	B-Application
's	O
database	O
and	O
the	O
user	O
decides	O
if	O
they	O
would	O
like	O
to	O
keep	O
the	O
performance	O
private	O
or	O
share	O
it	O
with	O
the	O
community	O
and	O
invite	O
others	O
to	O
join	O
their	O
performance	O
.	O
</s>
<s>
Smule	B-Application
has	O
been	O
received	O
positively	O
by	O
their	O
growing	O
user	O
base	O
over	O
the	O
last	O
decade	O
for	O
their	O
innovative	O
collaborative	O
capabilities	O
,	O
video	O
features	O
and	O
variety	O
of	O
FX	O
at	O
user	O
disposal	O
.	O
</s>
<s>
As	O
of	O
May	O
2021	O
,	O
the	O
Smule	B-Application
app	O
had	O
a	O
4.5	O
rating	O
out	O
of	O
5	O
in	O
the	O
App	O
Store	O
with	O
over	O
136k	O
ratings	O
given	O
by	O
users	O
.	O
</s>
