💸 DeFi Expense Tracker DApp

A decentralized expense-sharing application built with Solidity, React.js, and Ethers.js, allowing users to split bills, settle payments, and manage shared expenses transparently using MetaMask.

🚀 Features

• Register users via wallet
• Add expenses with labels and amounts
• Track total registered users
• Fetch the last expense label
• Update usernames on-chain

⚙️ Tech Stack

• Smart Contracts: Solidity (tested in Remix)
• Frontend: React.js
• Web3 Integration: Ethers.js + MetaMask
• Style: Tailwind CSS / CSS Modules (optional)

🛠️ How to Run Locally

git clone https://github.com/harshitrajora/expense-tracker-dapp.git
cd "expense-tracker-dapp/expense-tracker-dapp"
npm install
npm start