Guides
What we had to figure out to build this, written down so you don’t have to. Exact sizes, real limits and the decisions that genuinely change whether a customer comes back or not.
Cards on the phone
Apple Wallet pass sizes, in one table
Exact sizes of the strip, logo and icon of an Apple Wallet pass (storeCard), in points and pixels, with the text field limits and the two strip sizes you will find out there.
ReadGoogle Wallet for a loyalty card
Sizes of the logo and header image, available fields and limits of a loyalty card in Google Wallet, and how it differs from Apple.
ReadSetting up your programme
How many stamps to put on the card
How to choose the number of stamps on a loyalty card based on the average spend and how often your customer comes back, and which reward to put in each slot.
ReadThe pass push: what to write and when to send it
How Apple and Google Wallet card notifications work, what triggers them, how many you can send and what to write so the customer comes back instead of deleting you.
ReadA loyalty programme for restaurants, from start to finish
How to set up a loyalty programme in a restaurant, café or bar: which format to choose, stamps or points, which rewards work, how to sign customers up at the counter, which messages to send and how to know if it works.
ReadChoosing and comparing
Paper, app or Wallet: the three loyalty card formats
A comparison of the cardboard stamp card, the loyalty app and the Apple Wallet and Google Wallet card: cost, customer sign-up, data, notifications, fraud and when each one makes sense.
ReadHow to choose a loyalty programme: 12 questions before you pay
The questions to ask any loyalty programme provider before signing up: app or not, data, minimum term, price per location, POS, multiple locations, GDPR, automations and what happens if you leave.
ReadHow much a loyalty programme costs (and when it pays for itself)
What a loyalty programme really costs a business: the software fee, the cost of rewards, staff time and the maths to know how many extra visits you need for it to pay off.
ReadThe company
About etlas
Who etlas is: the company (etlas OÜ), what it does, who for, where it works and how to get in touch. The loyalty platform with Apple and Google Wallet cards for businesses in Spain and Portugal.
ReadSecurity and data protection at etlas
Where your business and customer data live at etlas, how they are protected, backups, payments, staff permissions, GDPR, export and deletion.
ReadWe wrote this because we use it
Every day etlas generates Apple and Google Wallet cards for bars and restaurants in Spain and Portugal. Everything in these guides has been checked against what we generate ourselves.