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.

License clarification (controls over any conflicting wording in this listing): This purchase includes a non-exclusive commercial license only (nicht exklusive kommerzielle Lizenz). No copyright, ownership, resale, redistribution, sublicensing, or exclusivity rights are transferred. You may use, modify, and deploy the source code in your own products or client work. A separate written agreement is required for an exclusive asset sale.