Stack

Hello Phuong, welcome to Stack!

You don’t have any stamp card in your wallet yet.

Start browsing from Discover, and add one to your Wallet.

Happy stacking :)

Rewards

MEMBERPhuong
SINCE01.01.2026
ID1113582856

Tap on card to show the bar code

All stamp cards in one pocket

Collect a stamp with one scan at the counter.
No more paper cards to lose.

Discover the good spots nearby

Browse businesses with stamp cards around you, and add their card in a tap.

Free drinks on the way!

Show your code at the counter and the reward is yours.

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Verify it’s you

Insert the 6-digit code we sent via SMS to +358 40 123 4567.

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What’s your name?

Cafés/shops will see this name when you show the card!

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One last thing...

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