A comprehensive Android demo app showcasing NFC, UPI, and Card payment methods with PIN security, haptic feedback, swipe gestures, and real-time validation. Built with Kotlin and Material Design.
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Updated
Sep 21, 2025 - Kotlin
A comprehensive Android demo app showcasing NFC, UPI, and Card payment methods with PIN security, haptic feedback, swipe gestures, and real-time validation. Built with Kotlin and Material Design.
💳 Streamline banking and payment processes with a powerful desktop tool for EMV card development and cryptographic calculations, built with Kotlin.
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