Income & Expense Tracker (Android)

Income & Expense Tracker is a modern, offline-first native Android application that helps users record daily transactions, manage categories, and view spending insights with charts. The app stores data locally using SQLite and supports JSON backup/restore via Android system file picker (SAF), so users can save backups to any folder or cloud location.

This project is designed for quick reskin and publishing. Documentation is included inside the package.

What buyers get

• Complete Android Studio project (Java + XML)
• Documentation (HTML) + README
• Clean UI layouts and well-structured code
• AdMob banner & interstitial integration (test IDs included for safe testing)

• Income & Expense Tracking: Add, edit, and delete transactions
• Categories: Default + custom categories (Income/Expense)
• Dashboard Summary: Total income, total expense, and balance (Income − Expense)
• Reports & Charts:
  • Category-wise monthly Pie Chart
  • Monthly Expense Bar Chart
• Transaction List: Tap to edit, swipe to delete
• Empty State: Lottie animation when no data available
• Backup & Restore (JSON): Uses Android file picker (SAF) so user can choose any folder or cloud
• Offline First: No internet required for core features
• AdMob Ready: Banner + Interstitial included (replace with your real IDs before publishing)
• Reskin Friendly: Easy to change name, icon, colors, and package

• Android Studio (latest recommended)
• JDK 8 or higher
• Minimum SDK: 24 (Android 7.0)
• Target SDK: 36 (Android 15)
• Gradle (included with Android Studio)

Project Setup

1. Open Android Studio
2. Click Open and select the project folder
3. Wait for Gradle Sync to finish
4. Run the app on an emulator or real device

How to Use

1. Go to Transactions and tap + to add a new entry
2. Select Type (EXPENSE/INCOME), enter amount, choose category, add optional note
3. Tap Save
4. Tap any transaction to Edit, swipe left/right to Delete
5. Use Reports for charts and monthly analysis
6. Use Settings for Backup and Restore

Backup & Restore (JSON)

Backup and restore uses the Android system file picker (SAF). Users can choose any folder or cloud storage location to save or restore backups.

Reskin / Rebranding (Important)

You can easily customize the app for your brand. Please follow the included documentation for step-by-step instructions.

1. Change App Name: app/src/main/res/values/strings.xml
2. Change App Icon: Android Studio → Image Asset (mipmap)
3. Change Colors/Theme: app/src/main/res/values/colors.xml
4. Change Package Name: Refactor → Rename Package, then update applicationId in app/build.gradle
5. AdMob IDs: Replace test Ad Unit IDs with your real IDs before publishing