Merge Lab | HTML5 Number Match Puzzle Game

Video Demo

Merge Lab is a colourful and addictive HTML5 number match puzzle game where players drag adjustment chips onto a 5×5 grid to create lines of 3 or more matching numbers. Smart planning, chain reactions, and cascading combos make every move exciting and rewarding.

The game features a premium candy-style interface, smooth animations, score effects, sound effects, preloader screen, help modal, game-over screen, and full support for both touch and mouse controls.

Built with pure HTML5, CSS3, and Vanilla JavaScript, Merge Lab is lightweight, fast-loading, and easy to customise for websites, game portals, WebView apps, educational platforms.

Features

Unique drag-and-drop number matching gameplay 5×5 puzzle grid

➕➖ Positive and negative adjustment chips

✨ Match 3 or more identical numbers

Cascading chain reactions and combos Score and best-score system Built-in sound effects using Web Audio API Beautiful candy-style UI and animations Fully responsive for mobile, tablet, and desktop

⚡ Animated preloader screen

❓ How to Play modal

Game Over modal with replay option

️ Mouse and touch support

Easy to customise colours, grid size, and chip values No external game engine required

Technology Used – Technical Detail

HTML5, CSS3, Vanilla JavaScript (ES6), Web Audio API

Supported Browsers

Google Chrome, Mozilla Firefox, Microsoft Edge, Safari, Opera