# Lumen Grid: Light Up

> Place bulbs, light every square, and unwind with cozy logic puzzles.

Canonical page: [https://chrome-stats.com/d/com.brainer.lumengrid](https://chrome-stats.com/d/com.brainer.lumengrid)

## Overview

- **ID:** `com.brainer.lumengrid`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** ysuk4097
- **Category:** GAME\_PUZZLE
- **Downloads:** 1
- **Last updated:** 2026-08-29
- **First published:** 2026-08-15
- **Publisher country:** KR
- **Data as of:** 2026-09-18
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.brainer.lumengrid)
- **Website:** [http://mekorean.com](http://mekorean.com/)
- **Privacy policy:** [https://brainbuster1.blogspot.com/2026/08/lumen-grid-privacy-policy.html](https://brainbuster1.blogspot.com/2026/08/lumen-grid-privacy-policy.html)

## Description

Place bulbs on a dark grid and light every open square.<br><br>Numbered walls show exactly how many bulbs belong next to them. Bulbs cannot shine directly at one another, so use logic to illuminate every row and column without creating a conflict.<br><br>Lumen Grid is a casual logic puzzle built around the satisfying moment when a dark board glows to life.<br><br>Highlights<br>• A gentle first 10 stages on compact 3×3 boards<br>• A smooth difficulty curve through 4×4, 5×5, and 6×6 puzzles<br>• 2,000 deterministic puzzles, each verified to have a unique solution<br>• Today&#39;s Light for a fresh daily challenge<br>• Smart hints that reveal the next certain move instead of the whole answer<br>• Warm lighting effects, crisp feedback, and completion records<br>• Core puzzle play available offline<br><br>Solve one quick board when you have a minute, or work through the full collection and improve your best times. Enjoy the small spark of satisfaction when every square lights up.<br><br>Some screens display ads. Rewarded ads play only when you choose one to receive an extra hint.

## Rankings

- #3,122,845 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.brainer.lumengrid)