Does cash sitting in my Kiwiwallet's account expire?

Definitely NOT, this money belongs to you and you have all the rights to be paid. Even though if you are using our website frequently, the cashback account does not expire or become obsolete. Once you have a minimum of $15 as 'Payable' cashback, we can pay the money to your provided payment method. To initiate the payment request, make sure you have a minimum of $15 as 'Payable' cashback.