<s>
Crazyracing	B-Application
KartRider	I-Application
(	O
)	O
is	O
an	O
online	O
multiplayer	O
racing	O
game	O
developed	O
by	O
Nexon	O
.	O
</s>
<s>
It	O
is	O
part	O
of	O
the	O
Crazy	B-Application
Arcade	I-Application
franchise	O
.	O
</s>
<s>
KartRider	B-Application
features	O
fictitious	O
fantasy	O
vehicles	O
and	O
branded	O
game	O
models	O
based	O
on	O
real-life	O
cars	O
,	O
developed	O
in	O
collaboration	O
with	O
companies	O
such	O
as	O
BMW	O
Korea	O
.	O
</s>
<s>
Localized	O
releases	O
launched	O
in	O
Mainland	O
China	O
as	O
PopKart	B-Application
(	O
)	O
on	O
March	O
18	O
,	O
2006	O
,	O
and	O
Taiwan	O
(	O
)	O
on	O
January	O
4	O
,	O
2007	O
.	O
</s>
<s>
A	O
closed	O
beta	O
for	O
an	O
English	O
release	O
of	O
KartRider	B-Application
began	O
in	O
America	O
on	O
May	O
1	O
,	O
2007	O
,	O
and	O
ended	O
on	O
May	O
31	O
,	O
2007	O
.	O
</s>
<s>
On	O
March	O
11	O
,	O
2011	O
,	O
Nexon	O
America	O
released	O
a	O
mobile	O
version	O
of	O
KartRider	B-Application
for	O
the	O
Apple	B-Application
App	I-Application
Store	I-Application
under	O
the	O
name	O
KartRider	B-Application
Rush	I-Application
.	O
</s>
<s>
A	O
KartRider	B-Application
client	O
released	O
for	O
Facebook	O
called	O
KartRider	B-Application
Dash	O
has	O
been	O
shut	O
down	O
as	O
of	O
April	O
15	O
,	O
2014	O
.	O
</s>
<s>
On	O
May	O
12	O
,	O
2020	O
,	O
KartRider	B-Application
Rush+	I-Application
was	O
released	O
on	O
Google	B-Application
Play	I-Application
and	O
the	O
iOS	B-Application
App	I-Application
Store	I-Application
,	O
the	O
latter	O
already	O
having	O
provided	O
a	O
Chinese	O
version	O
the	O
year	O
before	O
in	O
2019	O
.	O
</s>
<s>
KartRider	B-Application
is	O
widely	O
recognized	O
as	O
a	O
game	O
inspired	O
by	O
the	O
Mario	B-Application
Kart	I-Application
series	O
.	O
</s>
<s>
Although	O
it	O
was	O
initially	O
criticized	O
for	O
being	O
a	O
rip-off	O
of	O
Mario	B-Application
Kart	I-Application
,	O
Nintendo	O
stated	O
that	O
they	O
want	O
to	O
maintain	O
a	O
constructive	O
relationship	O
with	O
Nexon	O
,	O
just	O
like	O
with	O
other	O
game	O
development	O
companies	O
in	O
Korea	O
,	O
saying	O
"	O
inflicting	O
harm	O
on	O
each	O
other	O
through	O
competition	O
is	O
not	O
beneficial	O
for	O
Nintendo	O
either.	O
"	O
</s>
<s>
The	O
mobile	O
version	O
KartRider	B-Application
Rush+	I-Application
surpassed	O
10	O
million	O
downloads	O
globally	O
after	O
its	O
first	O
two	O
weeks	O
of	O
release	O
.	O
</s>
<s>
It	O
has	O
also	O
topped	O
the	O
Google	B-Application
Play	I-Application
ranking	O
of	O
South	O
Korea	O
.	O
</s>
<s>
On	O
November	O
14	O
,	O
2019	O
,	O
Nexon	O
announced	O
an	O
updated	O
cross-platform	O
version	O
under	O
the	O
name	O
KartRider	B-Application
:	O
Drift	O
at	O
Microsoft	O
's	O
X019	O
.	O
</s>
<s>
Two	O
closed	O
beta	O
tests	O
ran	O
from	O
December	O
6	O
,	O
2019	O
to	O
December	O
9	O
,	O
2019	O
and	O
June	O
4	O
,	O
2020	O
to	O
June	O
10	O
,	O
2020	O
for	O
the	O
Windows	O
and	O
Xbox	B-Device
One	I-Device
platforms	O
.	O
</s>
<s>
The	O
third	O
closed	O
beta	O
test	O
was	O
held	O
between	O
December	O
9	O
,	O
2021	O
and	O
December	O
15	O
,	O
2021	O
,	O
adding	O
PlayStation	B-Operating_System
4	I-Operating_System
support	O
.	O
</s>
<s>
The	O
open	O
beta	O
test	O
(	O
referred	O
to	O
as	O
"	O
Global	O
Racing	O
Test	O
"	O
)	O
began	O
on	O
September	O
1	O
,	O
2022	O
and	O
ended	O
on	O
September	O
6	O
,	O
2022	O
,	O
adding	O
Android	B-Application
and	O
iOS	B-Application
support	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
on	O
January	O
11	O
,	O
2023	O
on	O
Windows	O
,	O
Android	B-Application
,	O
and	O
iOS	B-Application
.	O
</s>
<s>
Support	O
for	O
PlayStation	B-Operating_System
4	I-Operating_System
and	O
Xbox	B-Device
One	I-Device
was	O
added	O
on	O
March	O
8	O
,	O
2023	O
.	O
</s>
