The problem coinsplit solves

The Problem It Solves

Managing shared expenses is often tedious, error-prone, and time-consuming. GroupExpenseManager simplifies this by automating expense tracking, splitting costs, and settling balances securely on the blockchain.

Use Cases

• Group Trips: Track and split expenses among travelers seamlessly.
• Roommates: Share rent, utilities, and groceries without disputes.
• Events: Simplify cost-sharing for parties or team outings.
• Family Expenses: Manage shared costs like subscriptions or gifts.

Key Benefits

• Transparency: All transactions are securely recorded on-chain.
• Automation: Splits costs and updates balances instantly.
• Flexibility: Supports payments in Ether or ERC-20 tokens.
• Convenience: Simplifies settlements with direct payments.

GroupExpenseManager makes managing group expenses effortless, fair, and secure.

Challenges we ran into

Challenges We Ran Into

1. No Sepolia ETH Support for Base:

   • We faced the challenge of integrating the OKTO wallet as Base does not support Sepolia ETH.
   • Solution: Adapted our contract deployment and payment logic to work seamlessly with Base's supported infrastructure, ensuring compatibility with OKTO.

2. Gas Optimization:

   • High gas costs during transaction settlements posed a challenge.
   • Solution: Implemented gas-efficient algorithms and batched transactions to minimize costs.

3. Dynamic Balance Tracking:

   • Accurately managing and updating balances for multiple members in real-time was complex.
   • Solution: Used robust data structures and rigorous testing to ensure balance integrity.