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Description

Solana Pay with NFC

This Android application revolutionizes cryptocurrency payments by combining Solana blockchain technology with Near Field Communication (NFC). Instead of dealing with complex wallet addresses or QR codes, users can simply tap their phones together to send and receive cryptocurrency - making crypto payments as easy as contactless card transactions.

What Problem Does It Solve?

Traditional cryptocurrency payments are complicated and error-prone. Users typically need to:

  • Copy and paste long wallet addresses manually

  • Scan QR codes

  • Switch between multiple apps

  • Risk losing money from address typos

This app eliminates these friction points by making crypto payments work through a simple phone tap.

How It Works

The app creates a seamless payment experience:

  1. Easy Login: Users sign in with their email (no need to remember complex private keys)

  2. Set Amount: Enter how much cryptocurrency you want to send

  3. Tap Phones: Simply tap two phones together to initiate the payment

  4. Secure Confirmation: Confirm the payment using your fingerprint or face unlock

  5. Instant Transfer: The payment is processed on the Solana blockchain

Key Features

  • NFC Payments: Tap phones together like contactless cards

  • Email Authentication: Sign in easily without managing complex crypto wallets

  • Biometric Security: Your private keys are protected by fingerprint/face recognition

  • Multi-language Support: Available in English and German

  • Fast Transactions: Built on Solana for quick, low-cost transfers

The Vision

This project demonstrates how cryptocurrency can become as user-friendly as traditional contactless payments. By removing technical barriers and creating an intuitive tap-to-pay experience, it brings us closer to mainstream crypto adoption where anyone can send digital money as easily as they tap their card at a coffee shop.

The app was built for the Web3Auth Hackathon and serves as a proof-of-concept for the future of peer-to-peer digital payments.

Progress During Hackathon

The app was created during the hackathon.

Tech Stack

Web3
Java
Kotlin
Web3Auth

Fundraising Status

Haven't got any founding