OC-OriginalCheck – Complete Source Code | AI Fake Detection App (React Native / Expo)

PRODUKT-BESCHREIBUNG (Englisch – direkt kopierbar)OC-OriginalCheck — Complete Source CodeAI-Powered Fake & Deepfake Detection App for Android & iOSA fully functional, production-ready mobile application for detectingmanipulated photos, videos, audio, and documents. Built with React Native(Expo SDK 54), Node.js backend, PostgreSQL database, and Stripe subscriptionpayments.━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
WHAT YOU GET
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━✔ Complete React Native source code (Expo SDK 54)✔ Node.js / Express backend with TypeScript✔ PostgreSQL database schema + Drizzle ORM✓ Source code only — no pre-built APK/AAB (build & sign your own release via your Expo/EAS account)✔ Full setup documentation✔ All 39 features implemented and tested━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━CORE FEATURES (39 Total)━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━VERIFICATION ENGINE
• SHA-256 hash verification
• EXIF metadata analysis
• Timestamp consistency checks
• File size validation
• JPEG quality analysis
• Color histogram analysis
• Watermark / copyright detection
• QR code detectionAI & DEEPFAKE DETECTION
• AI image detection (DALL-E / Midjourney / Stable Diffusion)
• Video deepfake detection (ML-based)
• Voice clone / audio deepfake detection
• Document OCR authenticity check
• OpenAI GPT-4o-mini integrationSECURITY & COMPLIANCE
• 2FA with TOTP (Google Authenticator compatible)
• Audit logging (GDPR compliant)
• Biometric authentication
• Blockchain hash certification (Polygon/Alchemy)
• Notarial certification framework
• Encrypted local cacheMONETIZATION (READY TO EARN)
• Stripe subscription tiers: Free / Premium / Pro / Lifetime
• Pay-per-use Credits system
• Referral system
• Team packagesUSER ENGAGEMENT
• Gamification: 15 badges, level system, streaks
• Push notifications
• Tutorials / Training mode
• Expert verification requests
• Fraud alerts community feedEXPORT & SHARING
• Court-admissible PDF export
• Secure camera with GPS tagging & device signature
• Offline analysis support━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━TECH STACK━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━Frontend: React Native, Expo SDK 54, React Navigation v7Backend: Node.js, Express, TypeScriptDatabase: PostgreSQL, Drizzle ORMPayments: Stripe (subscriptions + one-time credits)AI: OpenAI GPT-4o-miniBlockchain: Alchemy / Polygon APIAuth: JWT + TOTP 2FA + Biometrics━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━WHAT'S INCLUDED IN THE ZIP━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━📁 /client — React Native app (all screens + components)📁 /server — Express API backend📁 /shared — Shared types and database schema📄 app.json — Expo configuration📄 eas.json — EAS Build configuration📄 package.json — All dependencies📄 /assets, /scripts — app icons, splash images & build scripts📄 README.md — Setup & deployment guide━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━REQUIREMENTS TO RUN━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
• Node.js 18+
• Expo CLI
• PostgreSQL database
• Stripe account (for payments)
• OpenAI API key (for AI features)
• Alchemy API key (for blockchain, optional)━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━SUPPORT━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━Includes 30-day email support for setup questions.License: Single developer / company use.Rebrand and resell rights: NOT included in standard license.━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━MARKET OPPORTUNITY━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━The fake detection market is growing rapidly due to AI-generated content.This app targets journalists, lawyers, insurance companies, HR departments,and privacy-conscious consumers. The subscription model provides recurringmonthly revenue from day one.Perfect for:
• Developers wanting to launch a SaaS product quickly
• Agencies building for clients in legal/media/insurance
• Entrepreneurs entering the AI verification spaceKURZBESCHREIBUNG (Summary – max 160 Zeichen für Gumroad)Complete source code: AI fake & deepfake detection app. React Native + Node.js + Stripe. 39 features. Launch-ready.TAGS für Gumroadreact native, expo, fake detection, deepfake, source code, mobile app, stripe, ai, android, saas

Digital delivery: Source-code package for the stated product. Hosting, domains, paid third-party services, accounts, API keys and credentials are not included unless explicitly stated.