Isotonix Cashback & Rewards — 21 Portals Compared

Isotonix cashback is highest right now at Yazing (up to 4.5%), ahead of Upromise.com (3%) and USAA MemberShop (2.5%). GotCashback.com tracks Isotonix across 21 cash back portals, airline shopping portals and credit card malls — including Southwest Rapid Rewards, Alaska Mileage Plan and American AAdvantage.

Rates last checked 7 Sep 2026, 2:32 AM CT

Cashback RatesCashback14Cashback HistoryHistory

	Portal	Cashback
	Upromise.com	3%
	Mr. Rebates	2%
	TopCashback.com	2%
	Tada	2%
	Rakuten	2%
	RebatesMe	2%
	Price.com	2%
	BeFrugal	1%
	CapitalOne Shopping	1%
	SimplyBestCoupons.com	0.06%
	Yazing	Up to 4.5%
	GoCashBack	Up to 2%
	USAA MemberShop	2.5%(≈ 2.5%)	Set Reward Value
	Swagbucks	2 SB / $1(≈ 2%)	Set Reward Value

Last 12 monthsLast 30 days

We have been keeping track of Isotonix cashback rate history. Take a look at the chart!

Isotonix airline miles and credit card points

These shopping portal offers pay airline miles or credit card points instead of cash; the estimated value uses each program's default point value.

	Portal	Rate	Estimated value
	Southwest Rapid Rewards	2 pts/$1	2%	Set Reward Value
	Alaska Mileage Plan	2 points/$	2%	Set Reward Value
	American AAdvantage	2 miles/$	2%	Set Reward Value
	Barclaycard RewardsBoost	2 points/$1	2%	Set Reward Value
	Chase Ultimate Rewards	2x pts	—	Set Reward Value
	Delta SkyMiles Shopping	1.5 miles/$	1.5%	Set Reward Value
	United Airlines MileagePlus Shopping	1 mile/$	1%	Set Reward Value

Isotonix cashback frequently asked questions