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Checkstand v1.2.0 - Competition Submission Release

02 Aug 18:53
@gryphon2411 gryphon2411
v1.2.0
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🏆 Google Gemma 3n Impact Challenge - Final Submission

AI-Powered Financial Education Through Receipt Intelligence

🎯 What's New in v1.2.0

  • ✅ Competition Ready: Complete submission for Google AI Edge Prize ($10,000)
  • ✅ Professional Demo: 3:17 minute video showcasing real-world utility
  • ✅ Financial Empowerment: Finally track spending from supermarkets and local shops
  • ✅ Educational Insights: Understand where your money goes and take control of your budget
  • ✅ On-Device AI: Powered by Gemma 3n with MediaPipe integration

💰 The Problem We Solve

In today's economy, tracking expenses is crucial. Yet, our most frequent purchases—from supermarkets, cafes, and local shops—often end up as paper receipts, creating a black hole in our financial data. How can people take control of their spending if they can't easily track it?

Checkstand's Answer: Empower users with a tool that digitizes physical receipts, providing crucial financial insights that were previously lost.

📱 Download & Install

Requirements:

  • Android 8.0+ (API 26)
  • 4GB+ free storage for AI model
  • Camera permission for receipt scanning

Quick Install:

  1. Download checkstand-v1.2.0-release.apk below
  2. Enable "Install from unknown sources" in Android settings
  3. Install the APK
  4. Follow model setup instructions in README
  5. Grant camera permission and start learning from your spending!

🎬 See It In Action

Watch our 3:17 minute demo video showing how Checkstand transforms mysterious charges like "SQ*COFFEE SHOP NYC" into clear, actionable financial insights.

🎓 Educational Impact

  • 📊 Spending Patterns: Identify where your money actually goes
  • 💡 Budget Insights: Understand your real shopping habits
  • 🏪 Local Business: Track spending at supermarkets and cafes
  • 🔍 Financial Clarity: No more mysterious bank statement entries
  • 📈 Smart Decisions: Make informed choices about your spending

🏅 For Competition Judges

This APK demonstrates complete financial empowerment through AI:

  1. Scan receipts from any local business or supermarket
  2. Process with Gemma 3n AI to extract merchant and spending data
  3. Gain educational insights about your spending patterns
  4. Take control of your financial future with clear data

Technical Innovation:

  • MediaPipe LLM Inference with Gemma 3n E4B (4.4GB model)
  • Multimodal AI pipeline (Camera + OCR + LLM)
  • Clean Architecture with Jetpack Compose
  • Real-time processing (~28 seconds per receipt)
  • Complete offline functionality

📊 Competition Alignment

Google AI Edge Prize Criteria:

  • ✅ Compelling Use Case: Universal need for financial education and expense tracking
  • ✅ Effective Implementation: Production-ready Android application
  • ✅ Google AI Edge: MediaPipe framework with Gemma 3n model
  • ✅ Real-World Impact: Empowers users to understand and control their spending

Checkstand - Empowering financial transparency through education 💰📚

📋 Release Assets

  • checkstand-v1.2.0-release.apk - Production Android application (95MB)
  • Complete source code and documentation available in repository
Assets 3
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