There is no free camping - used to be behind the Visitors info centre, but no more.  The Low Head Caravan Park have an offer of $12 pn for unpowered, use of showers, toilets and FREE WI FI!!! -  Laundry is $3.00 with plenty of clothes lines available.  Two other areas available there as well - old section $25 power and water, in "old" section, or $32 in "new" section, power and water.  Free Wi Fi available on all sites.  Even a cappucino machine in the front office!!!!