# 家装空调选型 vs E

The clearest difference is device support: 家装空调选型 at 2 against E's —. 家装空调选型 also leads on iOS requirement (8.0 vs 13). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

家装空调选型 ships an update every 2 months, E every 4 months. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 家装空调选型 | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 24 MB | 20 MB |
| Requires iOS | **8.0** | 13 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 9+ |
| Developer | [北京优能易创软件技术有限公司](https://appshunter.io/developer/983459698) | [EBM-PAPST Ventilator(Shanghai)Co.,Ltd.](https://appshunter.io/developer/1587559121) |

## What reviewers say

### 家装空调选型

[App page](https://appshunter.io/ios/app/id983538402)

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-platform/id1587559119)

**In-app purchases:** none


## Frequently asked questions

### Is 家装空调选型 free?

家装空调选型 is free to download, with no in-app purchases.

### Is E free?

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

### Which is updated more often, 家装空调选型 or E?

家装空调选型 ships an update every 2 months, and E every 4 months. Most recently, 家装空调选型 was updated on October 1, 2026 and E on October 5, 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.*