The Burger King brand transforms more than 14,000 McDonald's restaurants in Burger King restaurants. Type of. For a limited time, if you're within 200 yards of a McDonald's restaurant, you can order a flame-grilled Whopper sandwich for just 1 ¢ in the newly redesigned BK app. It's what they call a Whopper detour.
The Whopper detour works through geofencing from McDonald's locations across the country. If a guest is in one of these geofenced areas and has the new BK app on their device, the Whopper Sandwich app will be unlocked for a penny promotion. Once the 1
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