Posting this as even though it's not the best deal currently, it is valid until the 14th of November, so it could be a good deal to combine with any iPhone deals that may be released in the next seven weeks.
3 x 28 day renewals of 32GB plan included. Ongoing is $30 for 32GB for 28 days. When you remain on the same plan. Offer ends 14 November. T&Cs apply.
Eligible devices: Any iPhone device available in stock at amaysim.com.au, and other devices nominated by amaysim from time to time