# 时间屋 vs 鉴机

The clearest difference is price: 时间屋 at Free against 鉴机's $3.99. 时间屋 also leads on iOS requirement (12.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

时间屋 is free to download; 鉴机 costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 时间屋 | 鉴机 |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 41 MB | 4 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [成都二耶科技有限公司](https://appshunter.io/developer/1763409898) | [登阳 李](https://appshunter.io/developer/6772393523) |

## What reviewers say

### 时间屋

[App page](https://appshunter.io/ios/app/id6756516348)

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

**In-app purchases:** none


### 鉴机

[App page](https://appshunter.io/ios/app/id6778002145)

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

**In-app purchases:** none


## Frequently asked questions

### Is 时间屋 free?

时间屋 is free to download, with no in-app purchases.

### Is 鉴机 free?

鉴机 costs $3.99, with no in-app purchases.

### Do 时间屋 or 鉴机 have ads?

Neither 时间屋 nor 鉴机 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.*