# 爱延长 vs 智慧密山

The clearest difference is device support: 智慧密山 at 2 against 爱延长's —. On price, in-app purchases 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 | 爱延长 | 智慧密山 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 6 months |
| Size | 151 MB | 161 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [陕西广电网络传媒(集团)有限公司](https://appshunter.io/developer/1461442054) | [黑龙江东北传播技术有限公司](https://appshunter.io/developer/1601024957) |

## What reviewers say

### 爱延长

[App page](https://appshunter.io/ios/app/id1463744887)

**In-app purchases:** none


### 智慧密山

[App page](https://appshunter.io/ios/app/id6445879441)

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

**In-app purchases:** none


## Frequently asked questions

### Is 爱延长 free?

爱延长 is free to download, with no in-app purchases.

### Is 智慧密山 free?

智慧密山 is free to download, with no in-app purchases.

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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.*