# Unit Converter 單位換算 vs Simple Mahjong Calculator

The clearest difference is update cadence: Simple Mahjong Calculator at every 3 days against Unit Converter 單位換算's every 2 months. On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Unit Converter 單位換算 against 5.0 for Simple Mahjong Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Unit Converter 單位換算 ships an update every 2 months, Simple Mahjong Calculator every 3 days. The most recent releases landed on October 19, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Unit Converter 單位換算 | Simple Mahjong Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/unit-converter/id1607242875/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/simple-mahjong-calculator/id6743121161/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 22 MB | 16 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [First Bird Design & Technology Limited](https://appshunter.io/developer/1080920043) | [Zhegang Xu](https://appshunter.io/developer/1710880748) |

## What reviewers say

### Unit Converter 單位換算

[App page](https://appshunter.io/ios/app/unit-converter/id1607242875)

This utility app offers comprehensive unit conversions for various measurements including weight, length, temperature, and computer memory. It also provides multi-country currency conversion with auto-updated exchange rates and supports Asian-specific units. The app features real-time conversion, remembers your last used units, and supports multiple languages.

**Highlights:** Extensive unit support (weight, length, volume, etc.), Multi-country currency conversion, Real-time conversion updates, Automatic saving of last used units, Support for Asian-specific units, Multi-language interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Mahjong Calculator

[App page](https://appshunter.io/ios/app/simple-mahjong-calculator/id6743121161)

Effortlessly track mahjong scores with this professional scoring tool. It automates calculations, validates scores, and saves game history, offering a clean interface and multi-language support for players worldwide.

**Highlights:** Automated score calculation, Real-time total display, Score validation, Automatic data saving, Multi-language support, Cross-platform compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter 單位換算 free?

Unit Converter 單位換算 is free to download, with no in-app purchases.

### Is Simple Mahjong Calculator free?

Simple Mahjong Calculator is free to download, with no in-app purchases.

### Which has better reviews, Unit Converter 單位換算 or Simple Mahjong Calculator?

Unit Converter 單位換算 and Simple Mahjong Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Unit Converter 單位換算 or Simple Mahjong Calculator have ads?

Neither Unit Converter 單位換算 nor Simple Mahjong Calculator shows ads.

### Which is updated more often, Unit Converter 單位換算 or Simple Mahjong Calculator?

Unit Converter 單位換算 ships an update every 2 months, and Simple Mahjong Calculator every 3 days. Most recently, Unit Converter 單位換算 was updated on October 19, 2026 and Simple Mahjong Calculator on October 13, 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.*