Short answer: Sonic doesn’t publish public promo codes for most orders. Its discounts come through the Sonic app (SONIC Rewards and app-only deals) and national promotions like the $1.99 menu. Be careful with “working code” lists on coupon sites; many are expired or made up.
Last verified:
Where to Find Real Sonic Discounts
- SONIC Rewards in the Sonic app: welcome reward (medium fries, tots or a drink), birthday reward (corn dog or small shake) and points on every order. Details
- App deals: the Deals tab in the Sonic app shows offers for your restaurant.
- National promotions: see today’s Sonic deals.
- Email and texts: sign up in the app for offers.
Do Sonic Promo Codes Work Online?
The Sonic app and online ordering apply eligible deals in the app rather than through typed codes in most cases. If you’re given a code (for example, from a gift card or customer service), follow the instructions that came with it.
Avoid Fake Sonic Coupons
- Sonic doesn’t ask for passwords or payment details to “unlock” coupons.
- Be wary of “100% working” code lists without a source or date.
- When in doubt, check the deal in the official Sonic app.