Using the ferry is cheap and handy, but it does close at 10:30, so if you plan to stay in New Orleans after 10:30pm, I would suggest getting a Lyft or Uber. We had a hard time finding a taxi that would take us to Algiers.
The apartment is exactly what it shows online. It was perfect for the two of us.
Be aware, you can hear things thru the walls and ceilings.