# 测量工具 vs 吉他调音器高精度版

The clearest difference is review sentiment: 测量工具 at 84% against 吉他调音器高精度版's 45%. 测量工具 also leads on update cadence (monthly vs every 14 months). 吉他调音器高精度版's advantage is ads (none vs shown) and rating (4.8 vs 4.5). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

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

吉他调音器高精度版 holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 77 and 177 respectively. Written reviews complicate that: 84% of 测量工具's written reviews are positive against 45% of 吉他调音器高精度版's, so the app with the better star average is not the one people write more warmly about.

测量工具 ships an update monthly, 吉他调音器高精度版 every 14 months. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 测量工具 | 吉他调音器高精度版 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (77 ratings)](https://appshunter.io/ios/app/id1113334130/reviews) | **[4.8 (177 ratings)](https://appshunter.io/ios/app/app/id1488743037/reviews)** |
| Number of ratings | 77 | **177** |
| Positive reviews | **84.0% of reviews** | 44.8% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 14 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 55 MB | 45 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) | [姿凤 陈](https://appshunter.io/developer/1470606793) |

## 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


### 吉他调音器高精度版

[App page](https://appshunter.io/ios/app/app/id1488743037)

This app offers a precise and user-friendly tuning solution for string instruments like guitars and ukuleles. It caters to both beginners and experienced musicians with automatic and manual tuning modes, plus a metronome for practice.

**Highlights:** High-precision tuning, Automatic and manual tuning modes, Metronome with multiple settings, Supports guitar and ukulele, Simple and easy to use, No extra hardware required

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

**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 吉他调音器高精度版 free?

吉他调音器高精度版 is free to download, with no in-app purchases.

### Which has better reviews, 测量工具 or 吉他调音器高精度版?

吉他调音器高精度版 is rated higher. 测量工具 averages 4.5 out of 5 from 77 ratings, while 吉他调音器高精度版 averages 4.8 from 177 ratings.

### Do 测量工具 or 吉他调音器高精度版 have ads?

测量工具 shows ads; 吉他调音器高精度版 does not.

### Which is updated more often, 测量工具 or 吉他调音器高精度版?

测量工具 ships an update monthly, and 吉他调音器高精度版 every 14 months. Most recently, 测量工具 was updated on October 29, 2026 and 吉他调音器高精度版 on October 26, 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.*