# Unit Converter 單位換算 vs Unit Converter & Currency

The clearest difference is in-app purchases: Unit Converter 單位換算 at none against Unit Converter & Currency's 3. Unit Converter 單位換算 also leads on ads (none vs shown) and update cadence (every 2 months vs every 3 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Unit Converter & Currency sells 3 in-app purchases, starting at $1.29 per month. Unit Converter 單位換算 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Unit Converter 單位換算 against 5.0 for Unit Converter & Currency. 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, Unit Converter & Currency every 3 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Unit Converter 單位換算 | Unit Converter & Currency |
| --- | --- | --- |
| 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/unit-converter-and-currency/id6479210637/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 22 MB | 28 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [First Bird Design & Technology Limited](https://appshunter.io/developer/1080920043) | [长宏 侯](https://appshunter.io/developer/1726037103) |

## 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


### Unit Converter & Currency

[App page](https://appshunter.io/ios/app/unit-converter-and-currency/id6479210637)

This app offers a comprehensive unit conversion tool with a clean interface and extensive customization options. It supports offline use and includes a currency converter, making it a versatile utility for various conversion needs.

**Highlights:** Offline unit conversion, Currency converter, 32 unit categories, Convert as you type, Customizable units and formats, Dark and light modes, iCloud data sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $1.29 | per month |
| Pro (Yearly) | $12.99 | per year |
| Remove Ads | $2.99 | one-time |


## 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 Unit Converter & Currency free?

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

### Which has better reviews, Unit Converter 單位換算 or Unit Converter & Currency?

Unit Converter 單位換算 and Unit Converter & Currency 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 Unit Converter & Currency have ads?

Unit Converter & Currency shows ads; Unit Converter 單位換算 does not.

### Which is updated more often, Unit Converter 單位換算 or Unit Converter & Currency?

Unit Converter 單位換算 ships an update every 2 months, and Unit Converter & Currency every 3 months. Most recently, Unit Converter 單位換算 was updated on November 3, 2026 and Unit Converter & Currency on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*