Hello @Lara 
To see the IBAN, you can do it in two ways:
First way
- Click the settings icon on the top-left part of the app
- Click the currency you want
Second way
- Click the Top-up button
- Click Bank account
- Choose your currency
To make a bank transfer
- Click Transactions (the purple bottom in the middle-down part)
- Click Send
- Click To Bank Account