For a limited time at Burger King, Royal Perks member are now able to upsize 1 select menu item per day through the BK app.
Qualifying items available for a free upsize include a small or medium order of fries, a small or medium fountain drink, hash browns or a small or medium coffee (iced or brewed).
For example, a Royal Perks member could claim an upsize for a medium order of fries to a large order of fries at no extra charge with the BK app.
*Burger King locations in AK and HI are not participating in this free upsize promotion.