A free large iced coffee with cold foam after five visits in a week sounds too good for a loyalty program, but that's exactly what one writer managed with Dunkin' Rewards — and the trick was app promotions rather than blind spending.

The math at base level is less inspiring. Dunkin' members earn 10 points per dollar on qualifying purchases, so a standard free coffee (600 points) needs about $60 of spending. That still beats the competition: Dutch Bros requires roughly $83 for the same reward and Starbucks about $100. Hit 12 visits in a calendar month and you unlock Boosted status, which adds an extra 2 points per dollar for three months — the fastest lever for regulars.

The real accelerant is offers inside the Dunkin' app. During the test week, a public promotion gave four times points on beverages ordered ahead on Mondays, plus a 100-point bonus for Boosted members ordering after 1 p.m. Five orders totalling $50.32 earned 617 points — enough for the free drink — with the Monday bonus doing most of the heavy lifting on a $16.19 breakfast order that alone racked up 304 points. Personalized offers appear too, like a one-day 3x food multiplier after a redemption.

A few fine-print points worth knowing. Points expire 12 months after the month you earn them, and once converted, rewards generally expire within 30 days, so don't redeem early. Delivery orders and gift card purchases earn nothing. Bonus offers need activating and are often item-specific — the writer only realised his Monday 4x offer covered drinks, not food, after the points posted.

Redemption flexibility helps stretch value. Doughnut holes or hash browns start at 150 points, a classic doughnut at 300, and breakfast sandwiches at 900. Any specialty or frozen drink — cold brew, lattes, Dunkalatte — costs 950 points. The smart play is loading a 600-point plain coffee reward with free customizations like cold foam and extra syrup, which pushed the redemption value to nearly a cent per point against a valuated baseline of 0.60 cents.

Travellers get a bonus layer here: Dunkin' purchases can double-dip with credit card rewards. The Amex Gold earns 4 points per dollar at restaurants worldwide and offers up to $7 in monthly Dunkin' statement credits with enrollment, while the Citi Strata Elite earns up to 6 points per dollar on late-night restaurant spending. For anyone road-tripping or commuting through the US, where Dunkin' is everywhere east of the Mississippi especially, a week of breakfasts can net a free drink plus card points for nothing extra.

The takeaway for occasional visitors: scan or order ahead every time, chase the app's activated offers, and aim for Boosted status if your habit is frequent enough. For everyone else, it's a reminder that coffee loyalty programs vary wildly — and Dunkin's is currently the most generous of the big three per dollar spent. — The Points Guy