# 清灰大师 vs 手机管家

The clearest difference is rating: 清灰大师 at 5.0 against 手机管家's 4.5. 清灰大师 also leads on in-app purchases (none vs 2). 手机管家's advantage is ads (none vs shown) and ratings volume (281 vs 8). On price and device support there is nothing between them.

Both are free to download. 手机管家 sells 2 in-app purchases, starting at $9.99 per 7 days. 清灰大师 asks for nothing beyond the download.

清灰大师 holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: 手机管家 has 281 ratings behind it against 8, so its average is the more settled of the two.

清灰大师 ships an update every 11 months, 手机管家 every 3 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 清灰大师 | 手机管家 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/id1501323934/reviews)** | [4.5 (281 ratings)](https://appshunter.io/ios/app/and/id6450910836/reviews) |
| Number of ratings | 8 | **281** |
| Positive reviews | — | 13.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 7 MB | 32 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [少君 吴](https://appshunter.io/developer/1290027335) | [婷婷 马](https://appshunter.io/developer/1689396624) |

## What reviewers say

### 清灰大师

[App page](https://appshunter.io/ios/app/id1501323934)

This utility app offers sound wave generation to help clean speakers, decibel detection for environmental noise monitoring, and detailed device information display. It aims to provide practical tools for managing your mobile device and surroundings.

**Highlights:** Sound wave generation for speaker cleaning, Adjustable sound frequencies, Decibel level detection, Environmental noise monitoring, Detailed device information display

**Features:** macOS Compatibility

**In-app purchases:** none


### 手机管家

[App page](https://appshunter.io/ios/app/and/id6450910836)

This app helps optimize your phone's storage by identifying and removing duplicate, blurry, or oversized photos and videos. It also offers cloud storage and useful tools like a mortgage calculator and decibel meter.

**Highlights:** Cloud storage for photos, Scan and delete blurry photos, Scan and delete oversized photos, Scan and delete duplicate photos, Scan and delete blurry videos, Scan and delete oversized videos, Scan and delete duplicate videos, AI portrait cutout, Mortgage calculator, Full-screen counter

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 手机管家 | $9.99 | per 7 days |
| 手机管家 | $24.99 | per month |


## Frequently asked questions

### Is 清灰大师 free?

清灰大师 is free to download, with no in-app purchases.

### Is 手机管家 free?

手机管家 is free to download, with in-app purchases available.

### Which has better reviews, 清灰大师 or 手机管家?

清灰大师 is rated higher. 清灰大师 averages 5.0 out of 5 from 8 ratings, while 手机管家 averages 4.5 from 281 ratings.

### Do 清灰大师 or 手机管家 have ads?

清灰大师 shows ads; 手机管家 does not.

### Which is updated more often, 清灰大师 or 手机管家?

清灰大师 ships an update every 11 months, and 手机管家 every 3 months. Most recently, 清灰大师 was updated on October 24, 2026 and 手机管家 on October 27, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*