Score FREE & Cheap Keto Burgers From These Restaurants

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Love burgers? Check out these restaurants offering free & cheap keto burgers!

Mcdonald's double quarter pounder with cheese and lettuce

Who doesn’t love a juicy burger??

We all know that a good burger was never about the bread. It’s seriously one of the best & tastiest keto staple meals around. 🙌

Whether you prefer your keto burgers wrapped in lettuce or simply bunless with all the fixings, these restaurants have you covered! Check out these keto burger deals you can score by just signing up for an email club, downloading a mobile app, celebrating a birthday, or by already making a purchase from the restaurant!

lettuce-wrapped burger

Plus, we added a few helpful tips on how to order your burger keto-style at each restaurant.

1. Back Yard Burgers is offering up a completely free classic burger!

Sign up for Back Yard Burgers emails and be the first to know about their newest menu items and latest offers. Plus, you’ll get a free Back Yard Classic Burger with any purchase just for signing up! To take advantage of the deals, find a Back Yard Burgers location nearest you!

How to order your keto Back Yard burger:

“I’ll take a Back Yard Classic Burger with no ketchup and no bun, please.”

2. Culver’s might give you a coupon for signing up.

Head on over to and join MyCulver’s (or update your eClub account to a MyCulver’s account) to possibly score a coupon for a free Value Basket with the purchase of a Value Basket. A Value Basket includes any ButterBurger or other favorites, a classic side, and a regular drink!

By joining MyCulver’s, you’ll also receive special offers, coupons, sneak peeks of new menu items, and updates from your local Culver’s restaurant! Find the Culver’s location nearest you.

One idea on how to order your keto Culver’s Value Basket:

“I’ll take a Single Cheddar ButterBurger with Bacon, extra lettuce, and no bun please. I’d like to upgrade to a side salad for my choice of side with no croutons and a diet drink.”

3. Famous Dave’s will hand out a free sandwich for completing your profile.

Craving BBQ? Famous Dave’s will treat you to a free burger or sandwich (includes a side) when you download their rewards app or sign up for their email club and complete your profile (up to $12 value).

You’ll also get to choose a free entrée on your birthday from their mouth-watering menu! This offer does vary between locations so you may want to call and see what the offer entails. For participating locations, the offer will be available one week before and one week after your birthday. Find the Famous Dave’s location nearest you.

How to order your keto Famous Dave’s burger:

“I’ll take a Dave’s Favorite Burger with no bun and no Rich & Sassy sauce. For the side, I’ll have fresh steamed broccoli.”

4. The Habit Burger Grill sends you a coupon for a free birthday burger!

The Habit Burger Grill Keto

Celebrating a birthday? When you sign up for The CharClub, you’ll get an offer valid for a free Charburger with Cheese for your birthday! The free burger offer will arrive in your inbox one week before your birthday and be valid for one month after you receive the email. This offer is valid in AZ, CA, FL, ID, MD, NJ, NV, PA, UT, VA, and WA. Find the nearest Habit Burger Grill location around you.

How to order your keto Habit Grill burger:

5. Get a free burger w/ an entree purchase with a Johnny Rockets E-Club account!

Whenever you sign up for the Rocket E-Club, you’ll get a free burger with your purchase of an entrée and drink or shake – just show the coupon that arrives in your inbox. You’ll also be the first to know about local deals, limited-time offers, and social happenings. Find the nearest Johnny Rockets location.

One idea on how to order your keto Johnny Rockets burger:

“I’ll have a Bacon Cheddar Burger with extra lettuce, no Special Sauce, and no bun, please.”

6. Red Robin will give you a free burger on your birthday!

red robin keto burger with bag

Celebrating a birthday? At Red Robin, you’ll be served a free burger with a side salad in honor of your big day! This free burger offer is available to use any day during your WHOLE birthday month!

Plus, when you join Red Robin Royalty, you’ll get other benefits like $20 towards your 6th visit (within the first 5 weeks of joining), military discounts, every 10th item free, a free burger reward with every Gourmet Burger Bar purchase, and other exclusive surprise rewards! That’s a LOT of free burgers. Find your nearest Red Robin location here.

One idea on how to order your keto Red Robin burger:

“I’ll have the Smoke & Pepper Burger with no Smoke & Pepper Ketchup and no brioche bun, please. I’ll have a side salad as my side item.”

7. Get a free burger just by joining the Ruby Tuesday SoConnected Club!

If you’re celebrating a birthday, you can get yourself a free burger or Garden Bar entrée (up to $11 value) just for joining Ruby Tuesday’s SoConnected club! You can redeem this freebie up to 5 days before and 9 days after your birthday! Find your nearest Ruby Tuesday location.

How to order your keto Ruby Tuesday burger:

“I’ll have the Classic Cheeseburger with no ketchup and no bun, please – and a side salad instead of french fries.”

8. What’s better than a free keto Smashburger?

Smashburger keto burger

Sign up for the SmashClub on their website or via the free Smashburger app (iOS or Android) to score a coupon valid for a free Smashburger entrée (up to $7.79 value) when you purchase a side and drink. If you sign up online, you’ll see your offer available in the drop down menu shortly after you register. If you sign up via the app, click “Redeem offers” to see the coupon.

Plus, rewards members get a free side or shake on your birthday and lots of other offers during the year. Sweet! Find your nearest Smashburger location.

How to order your keto Smashburger burger:

“I’ll have a Buffalo and Blue Cheese burger with no ketchup and no egg bun, please.”

9. Steak ‘n Shake gives out free burgers just for signing up for their Rewards Club.

man at Steak n' Shake with burger, fries, and milkshake

Note: Our Hip sidekick, Stetson (pictured above), is not keto–hence the bun, fries, and milkshake. 🤣

Join the Steak ‘n Shake Rewards Club and you’ll get a free Original Double ‘n Cheese Steakburger and Fries with ANY purchase just for signing up! Find your nearest Steak ‘n Shake location.

How to order your keto Steak ‘n Shake burger:

“I’ll have an Original Double ‘n Cheese Steakburger with no ketchup, no relish, and no bun, please. I’d like to upgrade my fries to a garden salad.”

10. Sign up for Zinburger‘s eBites newsletter for $10 off purchases.

New subscribers will receive a $10 off coupon for a purchase of $20 or more! Plus, they’ll send your restaurant news, events, and special offers, so you can stay up-to-date on any additional deals. Their B.Y.O.B. (Build Your Own Burger) option is only $9.50, so if you want to score a total freebie, go with this one!

How to order your keto Zinburger:

“I’d like to build my own burger with lettuce, mayo, cheese, avocado, and bacon, with no bun and no additional sauces, please!

11. Live out west? Stop by Sizzler for a free entree!

All you need to do is sign up to become a member of their Real Deal eClub and you’ll receive a free entree! The Sizzler website doesn’t mention any price limit; however, they do note that not all Sizzler locations are participating in the promo, so be sure to call ahead to confirm the deal with your local Sizzler.

How to order your keto burger at Sizzler:

“May I please get the Mega Bacon Burger with cheese and mayo but no bun and no other sauces, please! I’d like to upgrade the fries for the house side salad with no dressing.”

12. McDonald’s offers a free cheeseburger after your first purchase.

man with mcdonalds cheeseburgers

You get free fries just for downloading the McDonald’s app, so you can always give those away to friends or fam who want them. 🤣 After your first purchase is when you can get to the good stuff, i.e. a free cheeseburger!

How to order your keto burger at McDonald’s:

“I’ll take the double quarter pounder with cheese – no bun and no ketchup, please.”

Hip Tip: If you’re a fan of other burger restaurants not listed above, sign up for their email club or download their app to see if they have exclusive offers!

Prefer chicken? Check out our homemade keto Chick-fil-A inspired Grilled Chicken Club Sandwich!

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