# 100智冷 vs HVAC Smart

The clearest difference is iOS requirement: 100智冷 at 9.0 against HVAC Smart's 15.6. On price, update cadence, ads 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.

100智冷 ships an update every 5 months, HVAC Smart every 9 months. Both last shipped on September 10, 2026.

## The numbers

| Metric | 100智冷 | HVAC Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 9 months |
| Size | 43 MB | 26 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [四川益百制冷设备有限公司](https://appshunter.io/developer/1437739808) | [ZHUHAI VDATA TECHNOLOGY CO., LTD](https://appshunter.io/developer/1239657281) |

## What reviewers say

### 100智冷

[App page](https://appshunter.io/ios/app/100/id1437739809)

**Features:** macOS Compatibility

**In-app purchases:** none


### HVAC Smart

[App page](https://appshunter.io/ios/app/hvac-smart/id1511650678)

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

**In-app purchases:** none


## Frequently asked questions

### Is 100智冷 free?

100智冷 is free to download, with no in-app purchases.

### Is HVAC Smart free?

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

### Do 100智冷 or HVAC Smart have ads?

Neither 100智冷 nor HVAC Smart shows ads.

### Which is updated more often, 100智冷 or HVAC Smart?

100智冷 ships an update every 5 months, and HVAC Smart every 9 months. Most recently, 100智冷 was updated on September 10, 2026 and HVAC Smart on September 10, 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.*