# 单位换算器 vs Smart Unit Converter Plus

The clearest difference is ads: Smart Unit Converter Plus at none against 单位换算器's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | 单位换算器 | Smart Unit Converter Plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | — |
| Size | 16 MB | 22 MB |
| Requires iOS | 16 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [子幸 聂](https://appshunter.io/developer/1881766687) | [海彬 唐](https://appshunter.io/developer/6771846427) |

## What reviewers say

### 单位换算器

[App page](https://appshunter.io/ios/app/id6760826527)

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

**In-app purchases:** none


### Smart Unit Converter Plus

[App page](https://appshunter.io/ios/app/smart-unit-converter-plus/id6787842603)

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

**In-app purchases:** none


## Frequently asked questions

### Is 单位换算器 free?

单位换算器 is free to download, with no in-app purchases.

### Is Smart Unit Converter Plus free?

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

### Do 单位换算器 or Smart Unit Converter Plus have ads?

单位换算器 shows ads; Smart Unit Converter Plus does not.

---

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