Prepaid mobile plans that move from 30 days to 28 days

Prepaid mobile plans are increasingly expiring after 28 days, not 30 days, meaning customers pay for a 13th "month" in a year. Amaysim has announced it will soon switch its popular "unlimited" plans to a 28-day billing cycle, explaining it wants to allow consumers to compare prepaid plans "like for like". It follows moves by Telstra, Optus, Vodafone and Virgin, which have changed to or added prepaid plans with a 28-day expiry.
Read more: http://snapzu.com/bradd/prepaid-mobile-plans-that-move-from-30-days-to-28-days