# Converter vs Unit Converter 單位換算

The clearest difference is ads: Unit Converter 單位換算 at none against Converter's shown. Unit Converter 單位換算 also leads on update cadence (every 2 months vs every 3 months) and iOS requirement (13.0 vs 15.0). On price, 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.

Converter ships an update every 3 months, Unit Converter 單位換算 every 2 months. The most recent releases landed on October 30, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Converter | Unit Converter 單位換算 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unit-converter/id1607242875/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 23 MB | 22 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHI HOU LAM](https://appshunter.io/developer/1559222253) | [First Bird Design & Technology Limited](https://appshunter.io/developer/1080920043) |

## What reviewers say

### Converter

[App page](https://appshunter.io/ios/app/converter-common-units-convert/id1570015168)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Converter free?

Converter is free to download, with no in-app purchases.

### Is Unit Converter 單位換算 free?

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

### Do Converter or Unit Converter 單位換算 have ads?

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

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

Converter ships an update every 3 months, and Unit Converter 單位換算 every 2 months. Most recently, Converter was updated on October 30, 2026 and Unit Converter 單位換算 on November 3, 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.*