I manually check all the exchange prices and compare them in the morning each business day.
There are also live prices in the green text (only for the exchanges that have provided an API).
The website is
http://CompareBitcoins.netA fair comparison? CoinSect and BTC Markets (both are marketplaces) don't always have a current price so I put them last if they are quiet.
I also have a line chart of recent data that Australian buyers will find interesting:
http://comparebitcoins.net/#line-chartThe line chart is based on the bitcoinaverage.com price and I will be adding a few more exchanges when they get their API's finished.
Hey... u just took away my idea... I was thinking to do the same.
Well, I'm not thinking it for Australia though
By the way, is igot Australian ?