Automatic stamp loyalty through Square — no app downloads for customers, no hardware for you.
Start free pilot →No credit card required · 60-day free trial
Link your existing Square account in 2 minutes. No hardware changes needed.
When a customer pays, Black Mars quietly attributes the stamp to their account. No tap, no app.
Customers see their stamps in Apple/Google Wallet. Free coffee, automatic. You focus on coffee.
Works with Apple Wallet and Google Wallet that customers already have.
Explicit consent, data minimisation, 30-day location purge. Built for Australian privacy law.
We never see card data — only Square payment events.
Our identity resolver links payments to customers automatically.
$0
60 days, all features included
$79/mo AUD
After your free pilot