Yes, indicators are available through the MT4 iOS app by default. To view a list of indicators, navigate to the ‘Chart’ tab, tap on the function icon, pictured below) and select ‘Main window’. You can now select a range of indicators to customise under the ‘Properties’ tab.
For the best display, we recommended tilting your iPhone to a landscape (horizontal) setting.
Where can I download the MetaTrader 4 iPhone app?
How do I log in to my account using the MT4 iPhone app?
How do I place a trade on the MT4 iPhone app?