Free Katsu burger [Banana Tree]

First 2000x email sign ups get a free Katsu burger (chicken or veg).

Update: As per their latest email newsletter sent out today (18Aug25) there’s more available

We’ve still got 2,000 FREE Katsu Burger vouchers waiting for you. Use yours 18–22 August, after 4pm — but be quick, they won’t hang around.

Tap the Get offer button below, allow cookies and complete the form and they’ll email you your voucher