1. Project Title and Tagline
Project Name: ZENTRY
Tagline: "AI-Driven Smart Expense Tracker with Blockchain Transparency"
2. Overview
Summarize ZENTRY as a futuristic, AI-integrated expense management mobile application built with the aim to track individual and group expenses in a transparent, intelligent, and secure way. Include that it helps users make financial decisions with a personal budget advisor AI, logs transactions with blockchain hash verification, and visualizes data through charts and graphs.
3. Features
List major features including:
- AI-powered budget advisor (via Gemini API)
- Bill scanning and smart parsing
- Image upload and storage with Cloudinary
- Blockchain hashing of receipts stored in MongoDB
- Real-time database using NeonDB with Prisma ORM
- Authentication via Clerk
- Collaborative group expense tracking
- Graphical insights & logs
- Secure webhook implementation
- Deployed backend with Render
- Fully mobile-native frontend using Expo & React Native
4. Tech Stack
Separate into Frontend, Backend, AI & Infra:
- Frontend: Expo, React Native, Native iOS plugins
- Backend: Node.js, Express.js, Prisma, NeonDB, MongoDB, Cloudinary, Clerk Auth
- AI Integration: Gemini API (custom-trained LLM)
- Blockchain: Hash storage in MongoDB for verification
- Deployment: Render for backend hosting
- Utilities: ngrok for webhook routing
5. Common Use Cases
Mention real-life usage scenarios:
- Students sharing hostel expenses
- Roommates splitting utility bills
- Individuals managing personal finances
- Budget-conscious users seeking AI advice before purchases
- Professionals tracking business expenses and travel logs
6. Screenshots or Demo GIFs (Optional)
Add placeholders or instructions like:

7. Installation Instructions
Provide commands or steps to:
- Clone repo
- Setup backend and Prisma with NeonDB
- Setup Cloudinary, Clerk keys in
.env
- Run Expo project for frontend
- Set up ngrok and webhooks
8. API Overview
Brief overview of key APIs (AI Suggestion, Receipt Upload, Blockchain Log, etc.)
9. Contributing
Instructions for contributing to the project.
10. License
Specify your license (e.g., MIT)