How do I claim the Smashburger birthday reward?

Sign up for Smashburger's rewards program, enter your birth date during sign-up, then watch your email or the Smashburger app around your birthday and redeem per the brand's instructions.

Birthday Hunter

Smashburger Birthday Reward

Smashburger birthday reward: what do you get?

Quick answer

Yes. Free shake, any flavor; valid within seven days of your birthday. Sign up for SmashRewards.

The reward: Free shake, any flavor; valid within seven days of your birthday. Sign up for SmashRewards
Last verified: today
Cost to join: Free

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Free birthday offer, updated for 2026 and verified by Birthday Hunter. Last checked today

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Does Smashburger give you anything for your birthday?

Yes. Free shake, any flavor; valid within seven days of your birthday. Sign up for SmashRewards.

The reward	Free shake, any flavor; valid within seven days of your birthday. Sign up for SmashRewards
Last verified	today
Cost to join	Free

What you get

Free shake, any flavor; valid within seven days of your birthday. Sign up for SmashRewards

How to claim

Sign up for Smashburger's rewards program.
Enter your birth date during sign-up.
Watch your email or the Smashburger app around your birthday.
Redeem the offer in-store or in-app per the brand's instructions.

More ways to save at Smashburger

Discounted gift cards

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Before you go

Birthday offers change often. These listings are compiled from brands' own sign-up pages and other public sources, and describe what people have historically received. The business always has the final say: availability, terms, minimum purchase, and whether an offer is honored are set by the brand, and can differ by location or end without notice. Birthday Hunter is not the offer provider and is not affiliated with the brands listed. Check the brand's current terms before you go.

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