When will I receive my cash back from a Fluzpay purchase? In most cases, your rewards will appear immediately after you successfully load your Fluzpay balance through the app. Related articles What policies does Fluz have in regards to “cashing out” my earned rewards? Why can’t I withdraw my money? Do I have to pay taxes on my reward earnings? Can I pay merchants with my available cash back balance? How do I know if I received my cash back?