<s>
MetaTrader	B-Application
4	I-Application
,	O
also	O
known	O
as	O
MT4	B-Application
,	O
is	O
an	O
electronic	O
trading	O
platform	O
widely	O
used	O
by	O
online	O
retail	O
foreign	O
exchange	O
speculative	O
traders	O
.	O
</s>
<s>
In	O
2010	O
,	O
MetaQuotes	O
released	O
a	O
successor	O
,	O
MetaTrader	B-Application
5	O
.	O
</s>
<s>
However	O
,	O
uptake	O
was	O
slow	O
and	O
as	O
of	O
April	O
2013	O
most	O
brokers	O
still	O
used	O
MT4	B-Application
.	O
</s>
<s>
While	O
there	O
is	O
no	O
official	O
MetaTrader	B-Application
4	I-Application
version	O
available	O
for	O
Mac	B-Application
OS	I-Application
,	O
some	O
brokers	O
provide	O
their	O
own	O
custom	O
developed	O
MT4	B-Application
variants	O
for	O
Mac	B-Application
OS	I-Application
.	O
</s>
<s>
Its	O
developer	O
,	O
MetaQuotes	O
Software	O
,	O
had	O
previously	O
released	O
a	O
number	O
of	O
versions	O
of	O
the	O
MetaTrader	B-Application
platform	O
starting	O
in	O
2002	O
.	O
</s>
<s>
MetaTrader	B-Application
4	I-Application
was	O
a	O
significantly	O
enhanced	O
version	O
and	O
was	O
released	O
in	O
2005	O
.	O
</s>
<s>
Between	O
2007	O
and	O
2010	O
,	O
a	O
number	O
of	O
brokerages	O
added	O
the	O
MT4	B-Application
platform	O
as	O
an	O
optional	O
alternative	O
to	O
their	O
existing	O
trading	O
software	O
due	O
to	O
its	O
popularity	O
with	O
traders	O
and	O
the	O
large	O
number	O
of	O
third	O
party	O
scripts	O
and	O
advisors	O
.	O
</s>
<s>
In	O
October	O
2009	O
,	O
a	O
significantly	O
re-coded	O
MetaTrader	B-Application
5	O
went	O
into	O
public	O
beta	O
testing	O
.	O
</s>
<s>
Although	O
MT5	O
was	O
introduced	O
in	O
2009	O
,	O
according	O
to	O
a	O
study	O
conducted	O
in	O
September	O
2019	O
,	O
MetaTrader	B-Application
4	I-Application
was	O
still	O
the	O
most	O
popular	O
Forex	O
trading	O
platform	O
in	O
the	O
world	O
at	O
the	O
time	O
.	O
</s>
<s>
On	O
September	O
24	O
,	O
2022	O
,	O
it	O
was	O
reported	O
that	O
MetaTrader	B-Application
4	I-Application
and	O
MetaTrader	B-Application
5	O
platforms	O
had	O
been	O
removed	O
from	O
Apple	B-Application
's	I-Application
App	I-Application
Store	I-Application
but	O
was	O
still	O
available	O
on	O
the	O
Android	B-Application
Play	O
Store	O
.	O
</s>
<s>
While	O
it	O
was	O
alleged	O
that	O
the	O
removal	O
was	O
connected	O
to	O
the	O
Western	O
sanctions	O
on	O
Russia	O
,	O
where	O
MetaQuotes	O
originates	O
,	O
the	O
company	O
's	O
representative	O
stated	O
that	O
the	O
removal	O
was	O
due	O
to	O
non-compliance	O
with	O
the	O
App	B-Application
Store	I-Application
Review	O
Guidelines	O
.	O
</s>
<s>
The	O
software	O
uses	O
a	O
proprietary	O
scripting	O
language	O
,	O
MQL4/MQL5	O
,	O
which	O
enables	O
traders	O
to	O
develop	O
Expert	B-Application
Advisors	I-Application
,	O
custom	O
indicators	O
and	O
scripts	O
.	O
</s>
<s>
MetaTrader	B-Application
's	O
popularity	O
largely	O
stems	O
from	O
its	O
support	O
of	O
algorithmic	O
trading	O
.	O
</s>
<s>
Yahoo	B-Application
!	I-Application
</s>
<s>
hosts	O
a	O
large	O
group	O
(	O
over	O
12,000	O
members	O
)	O
devoted	O
to	O
development	O
of	O
free	O
open	B-Application
source	I-Application
software	I-Application
for	O
MetaTrader	B-Application
.	O
</s>
<s>
MT4	B-Application
is	O
designed	O
to	O
be	O
used	O
as	O
a	O
stand-alone	O
system	O
with	O
the	O
broker	O
manually	O
managing	O
their	O
position	O
and	O
this	O
is	O
a	O
common	O
configuration	O
used	O
by	O
brokers	O
.	O
</s>
<s>
However	O
,	O
a	O
number	O
of	O
third	O
party	O
developers	O
have	O
written	O
software	B-Application
bridges	I-Application
enabling	O
integration	O
with	O
other	O
financial	O
trading	O
systems	O
for	O
automatic	O
hedging	O
of	O
positions	O
.	O
</s>
<s>
MetaTrader	B-Application
provide	O
two	O
types	O
of	O
trading	O
orders	O
,	O
Pending	O
Orders	O
and	O
Market	O
Orders	O
.	O
</s>
<s>
The	O
complete	O
MetaTrader	B-Application
4	I-Application
package	O
includes	O
the	O
following	O
components	O
:	O
</s>
<s>
MetaTrader	B-Application
4	I-Application
Client	O
Terminal	O
-	O
the	O
client	O
part	O
.	O
</s>
<s>
The	O
internal	O
C-like	O
programming	O
language	O
allows	O
users	O
to	O
program	O
trading	O
strategies	O
,	O
indicators	O
and	O
signals	O
.	O
</s>
<s>
Some	O
users	O
have	O
reported	O
success	O
using	O
Wine	B-Application
on	O
Linux	B-Application
for	O
the	O
client	O
terminal	O
and	O
on	O
Mac	O
using	O
WineBottler	B-Application
.	O
</s>
<s>
MetaTrader	B-Application
4	I-Application
Mobile	O
-	O
controls	O
a	O
trading	O
account	O
via	O
mobile	O
devices	O
such	O
as	O
mobile	O
phones	O
or	O
PDAs	B-Application
.	O
</s>
<s>
Runs	O
on	O
Windows	O
Pocket	O
PC	O
2002/Mobile	O
2003	O
,	O
iOS	B-Application
,	O
and	O
Android	B-Application
.	O
</s>
<s>
MetaTrader	B-Application
4	I-Application
Server	O
-	O
the	O
core	O
of	O
the	O
system	O
,	O
the	O
server	O
part	O
.	O
</s>
<s>
MetaTrader	B-Application
4	I-Application
Administrator	O
-	O
is	O
designed	O
to	O
remotely	O
manage	O
the	O
server	O
settings	O
.	O
</s>
<s>
MetaTrader	B-Application
4	I-Application
Manager	O
-	O
designed	O
to	O
handle	O
trade	O
inquiries	O
and	O
manage	O
customer	O
accounts	O
.	O
</s>
<s>
MetaTrader	B-Application
4	I-Application
Data	O
Center	O
-	O
a	O
specialized	O
proxy	B-Application
server	I-Application
and	O
can	O
be	O
an	O
intermediary	O
between	O
the	O
server	O
and	O
client	O
terminals	O
.	O
</s>
<s>
Some	O
brokerages	O
use	O
MetaTrader	B-Application
4	I-Application
to	O
trade	O
CFD	O
but	O
it	O
is	O
not	O
designed	O
for	O
full-time	O
work	O
in	O
the	O
stock	O
market	O
or	O
exchange-traded	O
futures	O
.	O
</s>
<s>
At	O
the	O
same	O
time	O
,	O
MetaTrader	B-Application
5	O
also	O
works	O
with	O
equities	O
and	O
commodities	O
exchange-traded	O
commodities	O
.	O
</s>
<s>
Both	O
MetaTrader	B-Application
4	I-Application
and	O
5	O
can	O
use	O
custom	O
indicators	O
and	O
trading	O
programs	O
(	O
called	O
Expert	B-Application
Advisors	I-Application
)	O
for	O
trading	O
automation	O
.	O
</s>
