# 清灰大师 - 手机清灰小工具

> Sound wave generator, decibel meter, and device info tool. (iPhone/iPad app by 少君 吴.)

- Source: https://appshunter.io/ios/app/id1501323934 (this page in markdown: same URL + `.md`)
- Developer: [少君 吴](https://appshunter.io/developer/1290027335)
- Category: Lifestyle
- Price: Free
- Rating: 5.00/5 from 7 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 7 MB
- Languages: Chinese (Simplified, China)
- Released: 2020-03-08
- Data updated: 2026-06-01
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/id1501323934/reviews.md

## What is 清灰大师?

清灰大师 - 手机清灰小工具，包含多个实用的功能。

声波生成-可以发出不同频率的音调声波，震动可促使扬声器中的细尘或水渍排出，是一个很好用的声波频率发生器；

分贝检测-可以检测周边环境的声音分贝，帮助您实时掌握身边环境的噪音情况；

设备信息-可以清晰的表现设备一些参数信息，帮助您更好的掌握您的设备情况。

## Key features

- Sound wave generation for speaker cleaning
- Adjustable sound frequencies
- Decibel level detection
- Environmental noise monitoring
- Detailed device information display


## Frequently asked questions about 清灰大师

### Does 清灰大师 have ads?

Yes, 清灰大师 contains advertisements. This is how the app is supported as it is offered for free.

### How does 清灰大师 clean speakers?

清灰大师 generates sound waves at different frequencies. These vibrations are intended to help dislodge fine dust or water marks from your phone's speaker.

### What kind of device information does 清灰大师 provide?

清灰大师 displays various device parameters, helping you understand your phone's specifications and current status.

### Can 清灰大师 measure noise pollution?

Yes, 清灰大师 includes a decibel detection feature that allows you to monitor the noise levels in your surrounding environment in real-time.

### What is the age rating for 清灰大师?

清灰大师 has an age rating of 4+, making it suitable for a wide range of users.

### On which devices can I use 清灰大师?

清灰大师 is supported on iPhones and iPods.

### How often is 清灰大师 updated?

The latest version, 1.5.0, was released on 2025-10-15, indicating regular updates to the application.

### What is the user feedback on 清灰大师?

清灰大师 has received excellent user feedback, with an average rating of 5.0 stars from 7 ratings.

## Version history (last 5 releases)

### 1.5.0 — 2025-10-15

- 适配iPhone16、17系列新机型
- 修复当声波清灰时返回首页，页面点击无反应的问题

### 1.4.1 — 2024-03-15

- 修复Bug及功能优化

### 1.4.0 — 2024-02-15

- 适配iPhone15系列机型及最新的iOS17系统
- 修复一些功能bug

### 1.3.0 — 2022-06-23

- 适配最新iPhone机型及最新iOS系统
- bug修复及功能优化

### 1.2.0 — 2020-06-09

- 优化软件在某些机型上的性能及功能bug修复
- 暗黑模式显示bug修复

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## More apps by 少君 吴

- [移动录音机 - 专业录音语音备忘录](https://appshunter.io/ios/app/id1290027336)
- [手持手机弹幕 - 自制滚动荧光手机LED弹幕](https://appshunter.io/ios/app/led/id1332916074)
- [GIF Master - GIF Creator](https://appshunter.io/ios/app/gif-master-gif-creator/id1436828396)
- [遮挡壁纸 - 可遮挡锁屏管理文字壁纸](https://appshunter.io/ios/app/id6739608248)

All apps by 少君 吴: https://appshunter.io/developer/1290027335

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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 2026-06-01.*