# AR放大镜 vs HTZ黑铁砖

The clearest difference is update cadence: HTZ黑铁砖 at every 4 months against AR放大镜's every 62 months. AR放大镜's advantage is iOS requirement (9.0 vs 12.0). On price, ads, 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.

AR放大镜 ships an update every 62 months, HTZ黑铁砖 every 4 months. The most recent releases landed on September 27, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | AR放大镜 | HTZ黑铁砖 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 62 months | **Every 4 months** |
| Size | 386 MB | 28 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai FMI Technology Co., Ltd.](https://appshunter.io/developer/626634108) | [宇宏 王](https://appshunter.io/developer/1236363163) |

## What reviewers say

### AR放大镜

[App page](https://appshunter.io/ios/app/ar/id1130686757)

**Features:** macOS Compatibility

**In-app purchases:** none


### HTZ黑铁砖

[App page](https://appshunter.io/ios/app/htz/id6472036888)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AR放大镜 free?

AR放大镜 is free to download, with no in-app purchases.

### Is HTZ黑铁砖 free?

HTZ黑铁砖 is free to download, with no in-app purchases.

### Do AR放大镜 or HTZ黑铁砖 have ads?

Neither AR放大镜 nor HTZ黑铁砖 shows ads.

### Which is updated more often, AR放大镜 or HTZ黑铁砖?

AR放大镜 ships an update every 62 months, and HTZ黑铁砖 every 4 months. Most recently, AR放大镜 was updated on September 27, 2026 and HTZ黑铁砖 on September 29, 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.*