Pocket Cash

Overview

Pocket Cash is an AI-powered personal finance app that helps users track transactions, manage budgets, and set financial goals. Alongside conventional tracking and budgeting tools, it uses an OpenRouter-backed LLM to surface insights about spending and money management.

Key Features

• Transaction Tracking: Log and categorize transactions with detailed records
• Budget Management: Create and monitor budgets for different spending categories
• Goal Setting: Set and track financial goals with progress monitoring
• AI Insights: OpenRouter-powered LLM insights into spending patterns and finances
• Form-Driven UI: Validated forms built with React Hook Form and Radix UI components

Technical Stack

• Frontend: Next.js, React, Tailwind CSS, Radix UI
• Forms: React Hook Form
• Database: PostgreSQL with Prisma ORM
• AI: OpenRouter LLM integration

Architecture

The application follows a modern full-stack Next.js architecture:

• Frontend: Next.js with React, Radix UI components, and Tailwind CSS styling
• Data Layer: PostgreSQL accessed through Prisma ORM
• AI Layer: OpenRouter LLM integration for generating financial insights
• Forms: React Hook Form for transaction, budget, and goal input

Challenges & Solutions

• AI Integration: Integrated an OpenRouter LLM to generate useful financial insights
• Data Modelling: Structured transactions, budgets, and goals with Prisma and PostgreSQL
• Form Handling: Built validated, ergonomic forms with React Hook Form and Radix UI

Impact & Results

• Financial Awareness: Helps users gain better understanding of their spending habits
• Budget Control: Provides tools for effective budget management and expense control
• Goal Achievement: Supports users in achieving their financial goals through tracking and planning
• Financial Planning: Enables better long-term financial planning and decision-making