# 手机镜子 vs Calculator HD

The clearest difference is in-app purchases: Calculator HD at none against 手机镜子's 4. 手机镜子's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 手机镜子 sells 4 in-app purchases, starting at $0.99 per 7 days. Calculator HD asks for nothing beyond the download.

手机镜子 ships an update every 11 days, Calculator HD every 6 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 手机镜子 | Calculator HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (16 ratings)](https://appshunter.io/ios/app/calculator-hd-professional/id6462440436/reviews)** |
| Number of ratings | — | **16** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 11 days | **Every 6 days** |
| Monetization | — | Ad-supported |
| Size | 103 MB | 84 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [红敏 孙](https://appshunter.io/developer/1670809222) | [Guangzhou Brilliance Forever Information Technology Co.Ltd](https://appshunter.io/developer/1698668731) |

## What reviewers say

### 手机镜子

[App page](https://appshunter.io/ios/app/and/id6445904902)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 骏蓉手机镜子：周度高级服务订阅 | $0.99 | per 7 days |
| 手机镜子：周度高级专业版本权限订阅 | $2.99 | per 7 days |
| 骏蓉手机镜子：季度高级服务订阅 | $3.99 | per 3 months |
| 手机镜子：季度高级专业版本权限订阅 | $24.99 | per 3 months |


### Calculator HD

[App page](https://appshunter.io/ios/app/calculator-hd-professional/id6462440436)

A professional and practical calculator with voice reporting and customizable themes. It saves historical calculations and supports bracket operations and error correction.

**Highlights:** Retro voice reporting, Customizable theme colors, Background image settings, Real-time historical records, Bracket operations support, Error deletion and recall

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 手机镜子 free?

手机镜子 is free to download, with in-app purchases available.

### Is Calculator HD free?

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

### Do 手机镜子 or Calculator HD have ads?

Calculator HD shows ads; 手机镜子 does not.

### Which is updated more often, 手机镜子 or Calculator HD?

手机镜子 ships an update every 11 days, and Calculator HD every 6 days. Most recently, 手机镜子 was updated on October 13, 2026 and Calculator HD on October 24, 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.*