For a limited time, Sonic Drive-In is offering a FREE Slush to new users that download the free Sonic Drive-In app and set up an account! No purchase is required – just download the Sonic Drive-In app for IOS or Android and set up your account.
Once you set up your account, you should immediately receive the offer. To claim your FREE Slush, click on ‘Redeem’ and show the coupon to the carhop at any participating Sonic Drive-In!
And remember, Sonic Drive-In is offering up 99¢ Large Drinks & Slushes every day until 10AM. Also, keep in mind that Sonic is still offering up 1/2 price Ice Cream Shakes after 8PM throughout the remainder of the summer! And every day from 2PM-4PM, score drinks and slushes for half price including the new Old Fashioned Sweet Cream Sodas in Sonic’s afternoon happy hour.
