Stacking Calculator
Calculate your total savings by combining portal cashback with credit card rewards. See exactly how much you can earn on every purchase.
How Stacking Works
1
Portal Cashback: Shop through a cashback portal like Rakuten or TopCashback to earn a percentage back.
2
Card Rewards: Pay with a rewards credit card to earn points, miles, or additional cashback.
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Stack Together: Both rewards apply to the same purchase – no extra effort required!
Get Your Personalized Stack
Sign up free to sync your cards and card-linked offers. Install the extension to see your total personalized stack at any store while you shop.