To create a combo order using the Option Chain & Combo Builder in IBKR Mobile for Android:
- From a Watchlist, tap an instrument twice to open the Instrument Details screen
- Tap Options at the top of the screen. Alternatively, you can select Option Chain & Combo Builder from the instrument type list when adding an asset to your Watchlist
- On the Option Chains page, activate the Strategy Builder by tapping on the circle in the bottom right
- Within the Option Chains tap on a bid to add a sell leg or ask to add a buy leg. For equity options strategies, include a stock leg by tapping Add Stock Leg
- When your strategy is complete, tap Order, or add it to a Watchlist.