With Binance.US' Mobile App 2.0, we've released a new feature: Favorites! By favoriting particular cryptocurrencies in your Market Tab, you should be able to quickly and easily view these on your home screen Favorite's Widget. Below is a guide on how to use our Favorite's function.
Adding a Favorite
1. Open up the Mobile 2.0 App and go to the second tab from the left. This is your Market Tab.
2. Click on USDⓢ at the top.
3. Click on any USD/Crypto Pairing you wish to favorite.
4. Click the star at the top right-hand corner. 
This should favorite any coin pairing we have and should show in both your Favorite's Widget and your Favorites inside the Market Tab.