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Mobile Development

PocketLog: Expense Tracker

PocketLog is an intuitive mobile expense tracking and bill-splitting application designed to simplify personal finance and group spending management. Whether managing daily personal expenses, splitting restaurant bills, planning group travel, or tracking shared household budgets with roommates, PocketLog keeps all your financial records organized and easily accessible.

PocketLog: Expense Tracker

Client Requirements:

Cross-Platform Mobile App
Develop a fast, responsive mobile application for iOS and Android with intuitive expense tracking.
Group Expense & Split Management
Provide robust group creation, shared ledger management, and automated debt-balancing algorithms.
Visual Analytics & Exports
Deliver clear budget visualization charts and downloadable financial summaries.

Challenges:

Implementing accurate real-time balance calculations for complex group bill splits with multiple payers and custom split ratios required optimized mathematical algorithms and state synchronization.

Problem:

Difficulty Tracking Daily Personal Spending
Users struggle to maintain financial discipline when expense logging is cumbersome and requires complex manual entry.
Complex Group Bill Splitting
Splitting expenses among friends, roommates, or travel groups often leads to confusion, manual calculation errors, and awkward payment reminders.
Fragmented Financial Records
Personal budgets and group expenses are frequently tracked across separate spreadsheets or apps, creating financial disorganization.

Solutions explanation:

One-Tap Expense Logging
Engineered a streamlined interface that allows users to record daily transactions quickly with category tagging and receipt attachments.
Smart Group Bill & Debt Calculator
Built an automated split-billing module that calculates individual shares, balances group debt, and simplifies settlement across members.
Unified Spending Analytics
Integrated visual monthly budget insights and category breakdown reports to give users full clarity over personal and shared spending.

Results & impact:

Simplified Daily Money Management
Users achieved effortless tracking of daily spending habits with intuitive categorization.
Frictionless Bill Sharing
Eliminated manual calculations and payment disputes in group travel and shared household expenses.
Improved Budget Awareness
Visual spending analytics enabled users to optimize personal savings and manage group budgets effectively.

Features list:

  • Quick daily expense logging with category tagging
  • Group creation for trips, roommates, and events
  • Automated bill splitting and debt simplification
  • Personal budget tracking and spending limits
  • Visual expense analytics and category charts
  • Receipt photo attachment and storage
  • Multi-currency support for international travel
  • Payment settlement tracking and reminders
  • Exportable expense reports (CSV/PDF)
  • Dark mode and customizable UI themes

Tech Stack

React NativeTypeScriptRedux ToolkitNode.jsExpress.jsMongoDBFirebase AuthREST API

Team Size

2

Development Time

3 Weeks

Status

Successfully Delivered

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