Optus turns to lockscreen ads in exchange for free prepaid credit
Sick of paying for mobile credit on a prepaid phone? If you’re on Optus and are happy to see an ad or two, you may have a way of cutting down the costs.
Sick of paying for mobile credit on a prepaid phone? If you’re on Optus and are happy to see an ad or two, you may have a way of cutting down the costs.