<s>
Dots	B-Application
is	O
a	O
free	O
mobile	O
game	O
produced	O
by	O
Betaworks	O
and	O
developed	O
at	O
American	O
studio	O
Playdots	O
,	O
Inc	O
.	O
</s>
<s>
It	O
was	O
released	O
on	O
April	O
30	O
,	O
2013	O
for	O
iOS	B-Application
and	O
on	O
August	O
15	O
,	O
2013	O
for	O
Android	B-Application
.	O
</s>
<s>
A	O
single-player	O
sequel	O
,	O
Two	O
Dots	B-Application
,	O
was	O
released	O
on	O
May	O
29	O
,	O
2014	O
.	O
</s>
<s>
Dots	B-Application
was	O
initially	O
produced	O
as	O
a	O
test	O
project	O
examining	O
user	O
interaction	O
with	O
the	O
iOS	B-Application
interface	O
.	O
</s>
<s>
The	O
New	O
York	O
Times	O
cited	O
the	O
simple	O
interface	O
as	O
a	O
good	O
example	O
of	O
flat	B-Application
design	I-Application
and	O
highlighted	O
the	O
creators	O
 '	O
focus	O
on	O
"	O
design	O
with	O
a	O
big	O
D	O
"	O
.	O
</s>
<s>
In	O
an	O
interview	O
with	O
Mashable	O
,	O
the	O
creators	O
suggested	O
that	O
Dots	B-Application
provides	O
a	O
test	O
case	O
for	O
increasing	O
user	O
engagement	O
,	O
and	O
that	O
lessons	O
learned	O
through	O
the	O
app	O
may	O
be	O
applied	O
to	O
other	O
Betaworks	O
properties	O
such	O
as	O
Tapestry	O
(	O
app	O
)	O
or	O
Digg	B-Application
.	O
</s>
