HCI vs VVS EXHAUST
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HCI
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1. Remote control, worry-free, power-saving, you can turn it on anytime, anywhere 2. Support adding multiple models of equipment and unified management 3. Support PTZ control 4. Support remote playback/settings, etc.
VVS EXHAUST
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VVS EXHAUST is a Bluetooth-based exhaust valve control app built for fast, stable, and precise performance.
Screenshots
Verdict
The clearest difference is ads: VVS EXHAUST at none against HCI's shown. VVS EXHAUST also leads on update cadence (every 5 days vs every 2 months). HCI's advantage is iOS requirement (13.0 vs 18.6). On price, 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.
HCI ships an update every 2 months, VVS EXHAUST every 5 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | HCI | VVS EXHAUST |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 52 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | HONGCI MONITOR INTERNATIONAL CO.,LTD. | 碧云 王 |
In-app purchases
HCI
No in-app purchases
VVS EXHAUST
No in-app purchases









