fintrack-expense-tracker

we built FinTrack, an AI-powered expense tracker that completely eliminates budgeting friction. Instead of typing into spreadsheets, users log expenses using natural voice commands or plain text.

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FinTrack AI — AI-Powered Personal Wealth & Financial Intelligence Platform

FinTrack AI is a fintech-grade personal wealth management and AI financing platform designed for privacy, predictive financial intelligence, and automated money management. It combines client-side IndexedDB persistence, natural language processing, predictive cash flow forecasting, multimodal OCR receipt scanning, and an autonomous AI Financial Health & Anomaly engine.

🤖 AI Financing & Applied AI Architecture

AI / Smart Feature Technology Capability
AI Command Bar & Magic Entry Rule-Based & Statistical NLP Natural language transaction parsing ("Paid ₹450 for lunch at Subway") with auto-categorization.
AI Financial Health & Anomaly Engine Deterministic Diagnostic Analytics Real-time 0–100 health grading (A+ to D), overspending velocity detection, and emergency runway calculation.
Cash Flow & Burn Rate Forecaster Time-Series Trend Projection Predicts month-end cash reserves and net savings cushion based on daily run rate.
AI Wealth Copilot / Advisor Hybrid LLM Gateway (Gemini / OpenAI / Local) Context-aware advisor answering personalized queries on debt payoff, 50/30/20 budget blueprints, and tax pacing.
Receipt Scanner OCR Computer Vision / OCR Extracts merchant name, total, date, and line items directly from receipt photos.
Smart CSV Categorizer Semantic Keyword Matching Auto-classifies raw bank statement entries into standard fintech categories.

🌟 Key Features

1. Dashboard AI Command Hub & Financial Health Snapshot

  • Natural Language Magic Bar: Type expenses in plain English or trigger 1-click AI audits.
  • Autonomous AI Insights: Live financial health score, pacing status, and risk alerts.
  • KPI Summary Cards: Total Net Balance, Monthly Inflow, Monthly Outflow, and Savings Rate with MoM indicators.
  • Interactive Visualizations: Recharts cash flow trend, donut expense allocation, and dual-bar comparisons.

2. Transactions & Magic NLP Entry

  • Inline AI Quick-Entry: Record transactions in natural language in under 2 seconds.
  • Full Data Table & Mobile View: Pagination, multi-criteria filtering, bulk actions, and CSV export.
  • Form Validation: Strict schema validation powered by React Hook Form and Zod.

3. AI Receipt Scanner (Vision OCR)

  • Drag-and-drop or snapshot receipts for instant OCR extraction into draft transactions.

4. Savings Goals & Split-the-Bill Calculator

  • Target-based savings tracking with visual progress gauges.
  • Multi-payer bill splitting with instant UPI QR generation.

5. Automated Recurring Engine & Budget Management

  • Zero-backend client-side recurring engine for rent, subscriptions, and salaries.
  • Monthly category limits with visual pacing indicators (Green, Amber, Red).

🛠️ Tech Stack

  • Frontend: React 19, TypeScript, Vite, Tailwind CSS
  • State Management: Zustand
  • Database: Local-First IndexedDB via Dexie.js (Zero cloud latency, 100% private)
  • Visualizations: Recharts
  • Forms & Validation: React Hook Form + Zod
  • AI & OCR: Custom Deterministic NLP Engine, Gemini 1.5 Flash API Gateway, Canvas Confetti

🚀 Getting Started

# 1. Install dependencies
npm install

# 2. Run local development server
npm run dev

# 3. Build production bundle
npm run build

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