# Unit Converter HD. vs ShehFung世豐

The clearest difference is in-app purchases: ShehFung世豐 at none against Unit Converter HD.'s 1. ShehFung世豐 also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Unit Converter HD. sells 1 one-off in-app purchase. ShehFung世豐 asks for nothing beyond the download.

Unit Converter HD. ships an update every 2 months, ShehFung世豐 monthly. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Unit Converter HD. | ShehFung世豐 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (644 ratings)](https://appshunter.io/ios/app/unit-converter-hd/id481973377/reviews)** | — |
| Number of ratings | **644** | — |
| Positive reviews | 93.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 86 MB | 20 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [良峰 侯](https://appshunter.io/developer/654444245) | [CHIHHUNG TSAI](https://appshunter.io/developer/1653739550) |

## What reviewers say

### Unit Converter HD.

[App page](https://appshunter.io/ios/app/unit-converter-hd/id481973377)

Easily convert over 700 units across 30 categories with this powerful tool. It offers a user-friendly interface, dark mode support, and a backspace key for quick corrections. Save time on all your measurement conversion needs.

**Highlights:** 700+ Units of Measure, 30 Conversion Categories, Easy-to-Use Interface, Dark Mode Support, Backspace Key

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Pack | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Handy and convenient
- 💡 Comprehensive set of conversions
- 🚀 Very useful app
- 👍 Intuitive design

**What reviewers complain about**

- 🐛 Occasional crashes or freezing issues
- 💡 Could be more intuitive for some users
- 🔒 Requires horizontal orientation

**Reported bugs**

- Freezing or crashing on some devices
- Display issues with certain units

**Requested features**

- Add support for US weights (tons, lbs., oz.)
- Implement portrait mode support
- Provide more customization options


### ShehFung世豐

[App page](https://appshunter.io/ios/app/shehfung/id6444304434)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unit Converter HD. free?

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

### Is ShehFung世豐 free?

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

### Do Unit Converter HD. or ShehFung世豐 have ads?

Unit Converter HD. shows ads; ShehFung世豐 does not.

### Which is updated more often, Unit Converter HD. or ShehFung世豐?

Unit Converter HD. ships an update every 2 months, and ShehFung世豐 monthly. Most recently, Unit Converter HD. was updated on October 20, 2026 and ShehFung世豐 on October 25, 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.*