Compare rates across Rakuten and RebatesMe to get the most back at Instacart.
The best current rate for Instacart is 8%, through RebatesMe. Tips and delivery fees typically don't count toward the total - it's based on the food or order subtotal. As with any cash back purchase, avoid coupon sites that aren't on this list - stacking an unrelated code can sometimes void tracking.
Click activate on RebatesMe's 8% offer above, then shop at Instacart like normal - the cash back tracks itself once your order goes through.
RebatesMe currently leads at 8% for Instacart. We keep 2 providers on this page specifically because that ranking shifts.
Both spellings mean the same thing. We write it as "cash back" (two words) throughout this Instacart comparison, but you'll often see "cashback" (one word) used interchangeably elsewhere - so search however feels natural to you.