What we built, and why
Product updates and the thinking behind them. Short, specific, and written by the people who made the decisions.
Your loyalty card, next to your boarding pass
Apple Wallet and Google Wallet passes are live. Each one shows the stamp card itself, in the shop’s colours, and updates on the phone after every stamp.
5 min read
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Join with a phone number or an email, whichever you have
Customers can now sign in with a one-time code sent to either a phone number or an email address. What changed, and what to know when you enrol someone at the counter.
4 min read
Analytics you can trust, and data you can take with you
What the merchant dashboard counts, why day boundaries follow your timezone, and why exporting your own customer list is not a premium feature.
5 min read
Why a stamp is a ledger entry, not a number
The obvious way to build a stamp card is a counter you increment. We built an append-only ledger instead, and every undo, correction and analytics figure follows from that choice.
7 min read
Two taps, mid-queue: designing the counter console
The counter is where loyalty programs die. Here is how the staff console handles scanning, search, enrolment and mistakes without slowing the line.
6 min read
Paper punch cards, without the paper
Why we built Stamposa, what we kept from the cardboard card, and the three people it has to work for at the same time.
5 min read