HVAC vs EMCat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HVAC
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HVAC-control is an intelligent terminal that enables the efficient and flexible control of your commercial air conditioning VRF system through remote online access. The app allows you to control your commercial air conditioner anytime, anywhere. The family sharing feature makes it easy for your family and friends to enjoy a smart home and be informed in real time about the system's status. Note: a special hardware device is required.
EMCat
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武汉镭艾特科技为苏州特灵空调定制EMCar设备管理系统
Screenshots
Verdict
The clearest difference is update cadence: EMCat at every 2 months against HVAC's every 6 months. HVAC's advantage is iOS requirement (8.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HVAC ships an update every 6 months, EMCat every 2 months. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.
| Parameter | HVAC | EMCat |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 12 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | 乔 黄 | 秋 刘 |
In-app purchases
HVAC
No in-app purchases
EMCat
No in-app purchases
