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Modern Clock App with JavaScript: Analog, Digital, Timer & Stopwatch in One

Modern Clock App using JavaScript | Analog, Digital, Timer & Stopwatch

This all-in-one Clock App is a sleek and functional project built using HTML5, CSS3 (with Bootstrap 4), and Vanilla JavaScript. Whether you're a beginner looking to practice DOM manipulation or an intermediate developer refining your frontend skills, this project covers a wide range of real-world features.

🔹 Key Features:

  • Analog Clock: Real-time rotating hour, minute, and second hands with a clean and responsive layout.
  • Digital Clock: Displays the current time in HH:MM:SS format, updating every second.
  • Countdown Timer: Set predefined durations with smooth circular SVG animation, styled alerts (via SweetAlert2), and audio notifications.
  • Stopwatch: Start, pause, and reset with accurate time tracking and intuitive UI behavior.

📁 File Structure:

clock-app/
├── index.html
├── style.css
├── clock.js
├── media/
│   └── notification.wav

⚙️ How to Run:

  1. Clone or download the repository.
  2. Ensure notification.wav is present inside the media/ folder.
  3. Open index.html in your browser.
  4. Explore all four tabs: Analog ⏰, Digital 🕘, Timer ⏳, and Stopwatch ⏱️.

💡 Why Build This?

This project is a perfect opportunity to demonstrate your JavaScript skills through practical features like:

  • DOM manipulation
  • setInterval() for real-time updates
  • SVG-based circular animations
  • Event handling for user interactions
  • Audio playback and styled alerts with SweetAlert2

🔗 GitHub Repository

You can view or download the full project source code from my GitHub:

👉 View on GitHub

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