MetaTrader 4 can be run on Mac OS using the free software Wine. Wine allows users to run Windows applications on Unix systems like Mac OS. The WineBottler application simplifies Wine installation on Mac. Once Wine is installed, the MetaTrader 4 setup file or existing Windows terminal folder can be used to run the terminal under Mac OS. Some functions like push notifications may not work properly, but the basic terminal functions are available for traders this way.

1. MetaTrader 4 on Mac OS
26 July 2012
Introduction
Apple products have become very popular. MetaQuotes Software Corp. attentively follows the progress of the IT industry and has
already released the special mobile applications for iOS-based devices - MetaTrader 4 for iPhoneand MetaTrader 5 for iPhone.
There are many topics on the MQL4.community forum, where people are seeking a solution for running MetaTrader 4 under the Mac
OS operating system. Traders applying to technical support teams of their brokerage companies must have the same issues. Since a
release of the special version of the client terminal for Mac OS is currently not planned, we want to tell how you can use MetaTrader 4
and stay with this operating system.
Installing Wine on Mac OS
Wine is a free software that allows users of the Unix-based systems to run an application developed for the Microsoft Windows systems.
Among all the Wine versions there is one for Mac OS.
Note that Wine is not a fully stable application. Thus, some functions in the applications you start under it may work improperly or not
work at all.
We recommend to use WineBottler free application for the installation on Mac OS. Download the installation dmg-package of
WineBottler to the computer running Mac OS and start it:
Actually, only the Wine software itself is needed from this package. In order to start installation, drag & drop the Wine icon on the
Applications icon. As soon as you do it, the installation will start. Wait until it is complete.
Once the installation is complete, it will already be possible to run Microsoft Windows executable files in Mac OS system. The next step
is either to download the installation file mt4.setup.exe and start it, or to copy the entire folder of a client terminal previously installed
in Microsoft Windows system.
When opening the terminal installation directory, it can be seen now that its executable files (terminal.exe, metaeditor.exe, etc.) have
the WineBottler icons. That means they will be run using Wine:

2. Below you can see the client terminal run under Mac OS:

3. Known Issues
As it has been already mentioned above, Wine is not a completely stable software. Thus, some functions of the MetaTrader 4 terminal
may work improperly. The following issues are currently discovered:
 Push notifications cannot be sent from the client terminal.
 News are not displayed, in case they contain Unicode symbols. News in English are displayed correctly.
Conclusion
There are quite a lot of applications allowing users to run Windows programs on Mac OS but most of them are commercial products. In
this article we described a free and easy way to run MetaTrader 4 under the Mac OS operating system. All basic terminal functions are
available to traders. Tell your traders about this simple solution.