Yes, you definitely need German Current Bank Account and there are several reasons for that. Most importantly it is necessary for the activation of your Blocked Account as later on the monthly amounts from your Blocked Account will be transferred to your Current Account. Another reason for you to have a local Current Bank Account is that you would use it to pay for your insurance. Finally, you would need a Bank Account to use in your everyday life: grocery shopping, transportation, etc.
1. Internet connection
You can open a bank account without the German registration (Anmeldung) from the Bürgeramt or any other papers! Just simply click here and start opening the mobile bank account.