# HVAC Smart vs 珍情供应商

The clearest difference is ads: HVAC Smart at none against 珍情供应商's shown. 珍情供应商's advantage is update cadence (every 3 days vs every 9 months) and iOS requirement (13.0 vs 15.6). On price, 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.

HVAC Smart ships an update every 9 months, 珍情供应商 every 3 days. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | HVAC Smart | 珍情供应商 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 3 days** |
| Size | 26 MB | 33 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZHUHAI VDATA TECHNOLOGY CO., LTD](https://appshunter.io/developer/1239657281) | [昆明增色花卉销售有限公司](https://appshunter.io/developer/1445548053) |

## What reviewers say

### HVAC Smart

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

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

**In-app purchases:** none


### 珍情供应商

[App page](https://appshunter.io/ios/app/id6444224367)

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

**In-app purchases:** none


## Frequently asked questions

### Is HVAC Smart free?

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

### Is 珍情供应商 free?

珍情供应商 is free to download, with no in-app purchases.

### Do HVAC Smart or 珍情供应商 have ads?

珍情供应商 shows ads; HVAC Smart does not.

### Which is updated more often, HVAC Smart or 珍情供应商?

HVAC Smart ships an update every 9 months, and 珍情供应商 every 3 days. Most recently, HVAC Smart was updated on October 3, 2026 and 珍情供应商 on October 7, 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.*