<s>
Butler	B-Operating_System
is	O
an	O
application	O
launcher	O
for	O
macOS	B-Application
by	O
Peter	O
Maurer	O
.	O
</s>
<s>
Butler	B-Operating_System
can	O
play	O
music	O
on	O
iTunes	B-Operating_System
and	O
copy	O
and	O
move	O
files	O
.	O
</s>
<s>
Butler	B-Operating_System
is	O
similar	O
to	O
other	O
launchers	O
such	O
as	O
Quicksilver	B-Operating_System
and	O
LaunchBar	B-Operating_System
.	O
</s>
<s>
Butler	B-Operating_System
was	O
named	O
MacAddict	O
's	O
April	O
2006	O
Shareware	B-License
pick	O
of	O
the	O
month	O
.	O
</s>
