Sonic is running a new promotion where they’re offering a free Cheeseburger with any in-app or online purchase through July 31, 2022.
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To take advantage of the offer, simply order any menu item through the Sonic App or online and you’ll qualify for a free Cheeseburger on the house.
The Sonic Cheeseburger features a beef patty, cheese slice, chopped onions, lettuce, pickles, tomato, ketchup and mayo, on a plain bun.
Just be aware that the free Cheeseburger reward can only be used once during the promo period, while supplies last.
Image via Sonic