Why does the affiliate network only credit one cashback app?
Cashback apps track a purchase through an affiliate link and pay you back a percentage afterward, but running two cashback apps on the same purchase usually doesn't double your payout, it often cancels one of them out entirely.
What happens if you activate a second cashback app after the first?
The reason: most cashback apps work by being the 'last click' before checkout, the affiliate network only credits whichever app's link was clicked most recently. If you activate a second cashback app after the first, you typically overwrite the first app's tracking rather than adding to it.
Why doesn't the credit card's cashback conflict with the app's cashback?
The one combination that reliably does stack: a cashback browser extension plus a cashback credit card. Since the card's cashback is tracked by the card network based on the merchant category, not by an affiliate link, it doesn't conflict with whatever affiliate-based cashback app you used to get to the site.
Why does clicking a coupon site link after activating a cashback app kill your payout?
A common mistake for beginners is activating a cashback app, then also clicking through a coupon site's affiliate link before checkout, that second click usually breaks the first app's tracking, and no cashback registers on either.
What's the one rule for stacking cashback correctly every time?
Simple rule for stacking correctly: pick exactly one cashback app or affiliate coupon site per purchase, and pay with a cashback rewards card. That combination reliably compounds; adding a second app or site on top usually doesn't, and can actually cost you the first app's payout.