# 测量工具 vs 特斯联App

The clearest difference is ads: 特斯联App at none against 测量工具's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

测量工具 ships an update monthly, 特斯联App every 6 weeks. The most recent releases landed on August 12, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 测量工具 | 特斯联App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (76 ratings)](https://appshunter.io/ios/app/id1113334130/reviews)** | — |
| Number of ratings | **76** | — |
| Positive reviews | 76.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 187 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [飞剑 姚](https://appshunter.io/developer/1113334129) | [CEL Terminus(Shanghai) Information Technology Co., Ltd](https://appshunter.io/developer/1435021653) |

## 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


### 特斯联App

[App page](https://appshunter.io/ios/app/app/id1552606549)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 测量工具 free?

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

### Is 特斯联App free?

特斯联App is free to download, with no in-app purchases.

### Do 测量工具 or 特斯联App have ads?

测量工具 shows ads; 特斯联App does not.

### Which is updated more often, 测量工具 or 特斯联App?

测量工具 ships an update monthly, and 特斯联App every 6 weeks. Most recently, 测量工具 was updated on August 12, 2026 and 特斯联App on September 18, 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.*