English to Italian Tech/Engineering Patents view mode switch of a graphical user interface

Si tratta del brevetto View mode switch of a graphical user interface.
Nel Background trovo:
As electronic devices with touch screens, such as a smart mobile phone, a tablet personal computer, etc., have become more popular, various applications that may run on the portable electronic devices, such as news client application, social network client application, scientific journal client application, and stock information client application, have emerged for users’ choices.
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Nella detailed description trovo:
Nowadays, various client applications support a GUI, such as a news client application, a social network client application, a scientific journal client application, a stock client application, etc..

Stock information client application è uguale a stock client application e come si traducono queste espressioni? Client application rimane così, ho visto.
Grazie mille.