Found Rekorderlig 500ml varieties in the Aldi catalogue (Vic) for $4.99 each... Great price considering they are around the $8 mark for one or generally 3 for $18 at bottle o's.
I'm not sure how long the app will survive, but I've checked for the most part it's working - including with AirPlay. And the list of channels include:
BBC One
BBC Two
BBC Three
BBC Four