M1 and StarHub will join SingTel in carrying the iPhone on December 9th, the first two carriers have announced. M1 is offering four different plans, priced between $36 and and $198 SGD ($25 to $142 US) per month. Paired with a two-year, $36 per month contract, a 16GB iPhone 3GS costs $518, while a 32GB model costs $658. Under the most expensive plan, any iPhone is free.