# 度量衡換算+ vs Unit Converter

度量衡換算+ and Unit Converter both sit at 4.8 stars, but that hides the real split: 91% of 度量衡換算+'s written reviews are positive against 25% of Unit Converter's. 度量衡換算+ also leads on in-app purchases (none vs 10) and ratings volume (184 vs 7). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Unit Converter sells 10 in-app purchases, starting at $0.99 per 7 days. 度量衡換算+ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for 度量衡換算+ against 4.9 for Unit Converter. That said, the two scores are not equally well evidenced: 度量衡換算+ has 184 ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 91% of 度量衡換算+'s written reviews are positive against 25% of Unit Converter's.

度量衡換算+ ships an update every 2 weeks, Unit Converter weekly. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 度量衡換算+ | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (184 ratings)](https://appshunter.io/ios/app/plus/id573539093/reviews) | **[4.9 (7 ratings)](https://appshunter.io/ios/app/unit-converter-science-tools/id1557454960/reviews)** |
| Number of ratings | **184** | 7 |
| Positive reviews | **90.9% of reviews** | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 9 MB | 19 MB |
| Requires iOS | **12.3** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [109700](https://appshunter.io/developer/573519108) | [Eugene Kugut](https://appshunter.io/developer/1557454962) |

## What reviewers say

### 度量衡換算+

[App page](https://appshunter.io/ios/app/plus/id573539093)

Easily convert between metric, imperial, and traditional Chinese and Taiwanese units for weight, length, area, volume, and temperature. This app bridges the gap between different measurement systems used in Hong Kong, mainland China, and Taiwan.

**Highlights:** Metric to imperial conversion, Traditional Chinese/Taiwanese unit conversion, Weight, length, area, volume, temperature, Bilingual display (Chinese/English), Covers various regional systems

**Features:** macOS Compatibility

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-science-tools/id1557454960)

This app offers over 30 unit converters for science, engineering, and everyday use. It features advanced options like adjustable rounding, smart search, and calculation history, with customizable themes and an iPad-optimized interface.

**Highlights:** Over 30 unit converters, Adjustable rounding, Smart search by name or units, Copy/paste values, Swap units with one button, Calculation history, Customizable themes

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium access | $0.99 | per 7 days |
| Premium access | $0.99 | per month |
| Premium access | $1.99 | per 7 days |
| Premium access | $1.99 | per month |
| Premium access | $2.99 | per month |
| Premium access | $8.99 | per year |
| Premium access | $9.99 | per year |
| Premium access | $17.99 | per year |
| Premium access | $19.99 | per year |
| Premium access | $44.99 | one-time |


## Frequently asked questions

### Is 度量衡換算+ free?

度量衡換算+ is free to download, with no in-app purchases.

### Is Unit Converter free?

Unit Converter is free to download, with in-app purchases available.

### Which has better reviews, 度量衡換算+ or Unit Converter?

Unit Converter is rated higher. 度量衡換算+ averages 4.8 out of 5 from 184 ratings, while Unit Converter averages 4.9 from 7 ratings.

### Do 度量衡換算+ or Unit Converter have ads?

Both 度量衡換算+ and Unit Converter show ads.

### Which is updated more often, 度量衡換算+ or Unit Converter?

度量衡換算+ ships an update every 2 weeks, and Unit Converter weekly. Most recently, 度量衡換算+ was updated on October 13, 2026 and Unit Converter on October 7, 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.*