# 计算器 vs Smart Unit Converter tool

The clearest difference is price: 计算器 at Free against Smart Unit Converter tool's $0.99. 计算器 also leads on iOS requirement (11.0 vs 16.6). Smart Unit Converter tool's advantage is in-app purchases (none vs 7). On ads and device support there is nothing between them.

计算器 is free to download; Smart Unit Converter tool costs $0.99 up front. 计算器 sells 7 in-app purchases, starting at $0.99 per 7 days. Smart Unit Converter tool asks for nothing beyond the download.

## The numbers

| Metric | 计算器 | Smart Unit Converter tool |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Size | 125 MB | 4 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 9+ | +4 |
| Developer | [冠维 骆](https://appshunter.io/developer/1711309192) | [小燕 陈](https://appshunter.io/developer/1462872555) |

## What reviewers say

### 计算器

[App page](https://appshunter.io/ios/app/id6497794776)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $0.99 | per 7 days |
| 周会员 | $3.99 | per 7 days |
| 月会员 | $5.99 | per month |
| 年会员 | $14.99 | per year |
| 周会员 | $3.99 | one-time |
| 月会员 | $4.99 | one-time |
| 年会员 | $14.99 | one-time |


### Smart Unit Converter tool

[App page](https://appshunter.io/ios/app/smart-unit-converter-tool/id6762502817)

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

**In-app purchases:** none


## Frequently asked questions

### Is 计算器 free?

计算器 is free to download, with in-app purchases available.

### Is Smart Unit Converter tool free?

Smart Unit Converter tool costs $0.99, with no in-app purchases.

### Do 计算器 or Smart Unit Converter tool have ads?

Neither 计算器 nor Smart Unit Converter tool shows ads.

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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.*