Vm vs 七彩香氛
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Vm
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An app used to control the on-board atmosphere light, through which you can adjust the atmosphere light, mode and so on
七彩香氛
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七彩等离子香氛系统是一款用于控制汽车终端设备——“七彩等离子香氛系统”的应用。可以搜索局域网内设备，进行设备蓝牙连接，从而进行设备开关控制、工作模式调节、显示设置、香型切换、浓度调节等，实现对七彩等离子香氛系统设备的遥控功能。
Screenshots
Verdict
The clearest difference is update cadence: Vm at every 6 weeks against 七彩香氛's every 6 months. 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.
Vm ships an update every 6 weeks, 七彩香氛 every 6 months. The most recent releases landed on October 1, 2026 and October 10, 2026 respectively.
| Parameter | Vm | 七彩香氛 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 12.4 — better |
| Further details — not scored | ||
| Size | 21 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | 召 李 | Xiamen Liyinchefang Audio Equipment Co., Ltd. |
In-app purchases
Vm
No in-app purchases
七彩香氛
No in-app purchases
