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Tap & Flow

Unlock your Flow Wallet with a single tap of your phone - no app needed.

Problem Statement

Tap & Flow is an NFC Apple/Google Wallet Pass assigned to your Flow account. We are an infrastructure so that Flow brands can create decentralised loyalty/event passes - without storing their loyalty scheme on central servers.The way it works:User connects their Flow WalletUser signs a message to prove it is themTap & Flow will create a NFC wallet pass which a user can add to their Apple/Google Wallet with 1 clickEach time the user taps at a supported merchant - they can earn perks - like collectibles, fungible tokens, or even special access to areas.

Solution

Created a disney pinnacles clone for demo as they would be an ideal clientLogin using FCLFlow SDK for backendCustom NFT Contract in CadenceOn chain randomness to decide which badge is earnedWebsite created in Nextjs/TailwindReader was using PAX A920 and the PassEntry demo merchant app.

Hackathon

ETHGlobal Cannes

2025

Contributors