# 测量工具 vs 量尺管家

The clearest difference is in-app purchases: 测量工具 at none against 量尺管家's 3. 量尺管家's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 量尺管家 sells 3 one-off in-app purchases. 测量工具 asks for nothing beyond the download.

测量工具 ships an update monthly, 量尺管家 every 2 months. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 测量工具 | 量尺管家 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (77 ratings)](https://appshunter.io/ios/app/id1113334130/reviews)** | — |
| Number of ratings | **77** | — |
| Positive reviews | 84.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 65 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [飞剑 姚](https://appshunter.io/developer/1113334129) | [深圳扳手会供应链科技有限公司](https://appshunter.io/developer/1718660653) |

## What reviewers say

### 测量工具

[App page](https://appshunter.io/ios/app/id1113334130)

This utility app offers a suite of measurement tools for your phone. It includes a ruler, protractor, noise meter, distance calculator, level, compass, and flashlight. Easily measure lengths, angles, sound levels, and more with convenient on-the-go tools.

**Highlights:** Ruler (metric/inch), Noise meter (decibel), Protractor (camera-based), Distance measurement, Level tool, Compass, Flashlight

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 量尺管家

[App page](https://appshunter.io/ios/app/id6475380869)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30天会员 | $2.99 | one-time |
| 一年会员（365天） | $9.99 | one-time |
| 三年会员 | $19.99 | one-time |


## Frequently asked questions

### Is 测量工具 free?

测量工具 is free to download, with no in-app purchases.

### Is 量尺管家 free?

量尺管家 is free to download, with in-app purchases available.

### Do 测量工具 or 量尺管家 have ads?

测量工具 shows ads; 量尺管家 does not.

### Which is updated more often, 测量工具 or 量尺管家?

测量工具 ships an update monthly, and 量尺管家 every 2 months. Most recently, 测量工具 was updated on November 6, 2026 and 量尺管家 on November 4, 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.*