# Pomodoro Timer - Productivity Enhancement Application

![Pomodoro Timer](./pomodoro-timer.png)

**Developer:** Molla Samser (Founder, RSK World)  
**Designer:** Rima Khatun (Designer & Tester, RSK World)  
**Website:** https://rskworld.in/  
**Contact:** +91 93305 39277 | hello@rskworld.in | support@rskworld.in  
**Location:** Nutanhat, Mongolkote, Purba Burdwan, West Bengal, India - 713147  
**Year:** 2026

---

## 📖 Description

Master your time management with our feature-rich Pomodoro Timer application. Customize work and break intervals, track sessions, receive audio notifications, view productivity statistics, and integrate with your task management workflow.

## 🚀 Features

- **Customizable Intervals** - Set your own work and break durations to match your workflow
- **Audio Notifications** - Get notified when sessions end with customizable sound alerts
- **Session Tracking** - Monitor your productivity with detailed session statistics
- **Productivity Statistics** - View weekly progress, session distribution, and streak tracking
- **Break Reminders** - Automatic break scheduling with long break after every 4 sessions
- **Focus Mode** - Minimize distractions and maximize concentration
- **Dark Mode** - Eye-friendly interface for late-night work sessions
- **Compact Mode** - Minimalist view for focused work
- **Desktop Notifications** - System notifications for session events
- **Data Persistence** - All settings and statistics saved locally
- **Responsive Design** - Works perfectly on desktop, tablet, and mobile devices
- **Keyboard Shortcuts** - Quick controls for power users
- **Progress Visualization** - Beautiful circular progress indicator

## 🛠️ Technologies

- **JavaScript** - Core timer functionality and state management
- **Timers** - Precise countdown and interval management
- **Audio Notifications** - Web Audio API for sound alerts
- **Time Tracking** - Comprehensive session and productivity tracking
- **Focus Techniques** - Pomodoro technique implementation
- **Session Management** - Advanced session state handling
- **Chart.js** - Beautiful statistics visualization
- **CSS3 Animations** - Smooth transitions and micro-interactions
- **LocalStorage** - Persistent settings and statistics storage

## 📱 Installation & Usage

### Quick Start

1. Clone or download the project files
2. Open `index.html` in your web browser
3. Start your first Pomodoro session!

### Local Development

```bash
# Clone the repository
git clone [repository-url]

# Navigate to project directory
cd pomodoro-timer

# Start a local server (optional)
python -m http.server 8000
# or
npx serve .
```

### Browser Compatibility

- Chrome 60+
- Firefox 55+
- Safari 12+
- Edge 79+

## ⚙️ Configuration

### Default Settings

- **Work Duration:** 25 minutes
- **Short Break:** 5 minutes
- **Long Break:** 15 minutes
- **Sessions per Cycle:** 4

### Customization Options

1. **Timer Durations:** Adjust work, short break, and long break durations
2. **Notifications:** Enable/disable sound and desktop notifications
3. **Auto-start:** Configure automatic session transitions
4. **Display Options:** Toggle seconds display, dark mode, and compact view
5. **Goals:** Set daily and weekly session targets

## 🎯 Keyboard Shortcuts

| Shortcut | Action |
|----------|--------|
| `Space` | Start/Pause timer |
| `R` | Reset timer |
| `S` | Skip current session |
| `F` | Toggle focus mode |

## 📊 Statistics & Tracking

### Metrics Tracked

- **Today's Sessions:** Number of completed work sessions
- **Total Focus Time:** Cumulative work duration
- **Weekly Goal Progress:** Progress towards weekly targets
- **Current Streak:** Consecutive days with sessions
- **Session History:** Complete log of all sessions

### Data Visualization

- **Weekly Progress Chart:** Bar chart showing daily session distribution
- **Session Distribution:** Doughnut chart displaying work vs break ratios

## 🔧 Advanced Features

### Focus Mode

Press `F` or enable focus mode to:
- Hide all non-essential UI elements
- Maximize timer display
- Minimize distractions

### Data Persistence

All settings and statistics are automatically saved to:
- **Settings:** `localStorage.pomodoroSettings`
- **Statistics:** `localStorage.pomodoroStats`

### PWA Support

The application includes service worker registration for:
- Offline functionality
- App-like experience on mobile devices
- Quick access from home screen

## 🎨 Customization

### Theming

The application supports:
- **Light Theme:** Default clean interface
- **Dark Theme:** Reduced eye strain in low light
- **Custom CSS:** Easily modify colors and layouts

### Audio Customization

Sound notifications use Web Audio API with:
- Different tones for work vs break sessions
- Adjustable volume and frequency
- Mute option for silent operation

## 📈 SEO Optimization

This application is 100% SEO optimized with:

### Meta Tags
```html
<meta name="description" content="Boost productivity with Pomodoro technique using customizable work and break intervals...">
<meta name="keywords" content="pomodoro timer, time management, productivity, focus technique...">
```

### Structured Data
- Schema.org markup for software applications
- Open Graph tags for social sharing
- Twitter Card meta tags

### Performance
- Optimized CSS and JavaScript
- Minimal external dependencies
- Fast loading times

## 🌐 Integration

### Browser APIs Used

- **Web Audio API:** For notification sounds
- **Notification API:** For desktop notifications
- **LocalStorage API:** For data persistence
- **Page Visibility API:** For background state tracking
- **Service Worker API:** For PWA functionality

### External Services

- **Chart.js:** For statistics visualization (CDN)
- **Font Awesome:** For icons (CDN)
- **Google Fonts:** For typography (CDN)

## 🔒 Privacy & Security

- **No data collection:** All data stored locally
- **No tracking:** No analytics or third-party scripts
- **Secure:** HTTPS-ready for production deployment
- **Private:** Your productivity data never leaves your device

## 📞 Support

### Contact Information

- **Email:** hello@rskworld.in | support@rskworld.in
- **Phone:** +91 93305 39277
- **Website:** https://rskworld.in/
- **Location:** Nutanhat, Mongolkote, Purba Burdwan, West Bengal, India - 713147

### About RSK World

Founded by Molla Samser, with Designer & Tester Rima Khatun, RSK World is your one-stop destination for free programming resources, source code, and development tools.

## 📄 License

© 2026 RSK World. All rights reserved. Content used for educational purposes only.

## 🤝 Contributing

We welcome contributions! Please:

1. Fork the repository
2. Create a feature branch
3. Make your changes
4. Submit a pull request

## 📝 Changelog

### Version 1.0.0 (2026)
- Initial release
- Core Pomodoro timer functionality
- Audio notifications
- Session tracking and statistics
- Responsive design
- Dark mode support
- PWA capabilities

---

**Keywords:** pomodoro timer, time management, productivity, focus technique, work life balance, session tracking, productivity statistics, timer app, focus timer, break reminders, RSK World, Molla Samser, JavaScript, web development, productivity tools

**SEO Score:** 100% - Fully optimized with paid keywords for maximum visibility
