# Lights Off  - 开关灯经典益智解谜2 — classic switch light puzzle

> classic switch light puzzle (iPhone/iPad app by 峻 杨.)

- Source: https://appshunter.io/ios/app/lights-off-2/id1294091065 (this page in markdown: same URL + `.md`)
- Developer: [峻 杨](https://appshunter.io/developer/1259658398)
- Category: Games, Education, Board, Puzzle
- Price: $0.99 (on sale, was $1.99)
- Age rating: 4+
- Requires: iOS 8.0 · 18 MB
- Languages: American English
- Released: 2017-10-10
- Data updated: 2026-08-27
- User reviews in markdown: https://appshunter.io/ios/app/lights-off-2/id1294091065/reviews.md

## What is Lights Off?

This is an enhanced version of a classic light switch game. Although the rules are simple, it is a test of the methods and skills of light switch
The game has four modes:
Lights Up 1 mode:
At the beginning of the game, a bright light appears at a random position. When you press the bright light, the state of the lights around the top, bottom, left, and right of the light changes. Change to off, and at the same time, the pressed light will go out. Your task is to light as many lights as possible. When the number of lights reaches 35, that is, only one is left off, the game wins.

Lights Off 1 mode:
At the beginning of the game, 36 lights are all on. Whenever you press the light, the state of the lights around the top, bottom, left and right of the light changes. For example, it turns off, changes to light, it turns on, changes to off. , But the pressed lights will not go out, but the lights that have been turned off can also change the status of the surrounding lights, but you turn off all lights, that is, when the number of lights is 0, the game wins

Lights Up 2 mode:
At the beginning of the game, all 36 lights are turned off. Whenever you press a light, the state of the lights around the top, bottom, left and right of the light changes. At the same time, the pressed lamp will also change the corresponding state. Your task is to light as many lights as possible. When the number of lights reaches 36, that is, all lights are on, the game wins.

Lights Off 2 mode:
At the beginning of the game, all 36 lights are on. Whenever you press a light, the state of the lights around the top, bottom, left, and right of the light changes. At the same time, the pressed light will change the corresponding state. Your task is to turn off as many lights as possible. When the number of lights is 0, that is, all lights are off, the game wins


Your goal is to challenge the highest score, the lowest number of steps and the average number of steps. Come on, and challenge your opponents with global players.


Tip: You can click the numbers 1, 2, 3, 4 at the bottom of the application to switch from "LIGHTSUP1" to "LIGHTSOFF1", "LIGHTSUP2", "LIGHTSOFF2"


## Version history (last 5 releases)

### 1.2.1 — 2026-06-30

1. Interface fine-tuning
2. Adapt to the new SDK

### 1.2.0 — 2023-05-24

1.Upgrade the code to adapt to the latest SDK

### 1.1.1 — 2020-04-05

1. Fix the bug that the number of lights in the game of turning off lights is incorrect

### 1.1.0 — 2020-02-23

1. Added lights up game mode No.2
2. Added lights off game mode No.2
3. Optimize block click

### 1.0.2 — 2019-02-19

1.Optimize the display area of each iOS device

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## More apps by 峻 杨

- [CrystalLink - Infinity](https://appshunter.io/ios/app/crystallink-infinity/id1259658408)
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- [Crystal Clear - Hex Mania](https://appshunter.io/ios/app/crystal-clear-hex-mania/id1383145189)
- [Crystal Link](https://appshunter.io/ios/app/crystal-link/id1390433876)
- [LittleGray Calculator-Infinity](https://appshunter.io/ios/app/littlegray-calculator-infinity/id1393837500)

All apps by 峻 杨: https://appshunter.io/developer/1259658398

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-27.*