Case Study — Mobile

HabitForge Habit Tracker

A minimal daily habit tracker with streaks, home screen widgets, and interactive notifications.

Project Overview

HabitForge helps users build good routines through a clean, distraction-free interface. It lets users define micro-habits, schedule interactive notifications, and display streak progress with custom widgets.

Key Features & Scope

Clean, modern interface designed with custom dark modes and animations

Native Android widgets showing active habits on the home screen

Interactive notifications allowing completion directly from lock screens

Encrypted database sync backups storing progress securely in cloud drives

System Architecture

React Native Expo client implementing SQLite local storage and background notification handlers. Widgets are developed using native Kotlin wrappers linked via Expo modules.

Client InterfaceReact Native / Expo
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Backend CoreNode.js / Express
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Database NodeSQLite & local SQLite cache
Database: SQLite & local SQLite cache
Deployment: Google Play Store
App Startup Time1.1s
JS Bundle Size3.9 MB
Crash-Free Rate99.99%
Render Frame Rate60 FPS
Verified Production Metrics
React NativeExpoSQLiteReanimatedNode.jsPush Notifications

Keywords and concepts covered in this project case study:

HabitForge Habit TrackerReact Native habit streaks appExpo interactive lockscreen notificationAndroid widget Kotlin React Native

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