Simplex FX is an analysis tool for the Forex.   (Get at iTunes store HERE for free)
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You can get access to real-time foreign exchange rates and charts. By setting positions in the Portfolio in advance, you can also check your profit and loss information.

Main Features and Functions of the tool:
– 10 Major Currency Pairs
– Multi-Functional Chart (Split Chart View and Technical Index)
– Portfolio Management
– Real-Time Rate Foreign Exchange Indication

Screenshots: