KNX APP vs QROPEN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KNX APP
Control your home or office remotely with custom scenes and time programs. Manage lighting, temperature, security, and more. Offers live previews, camera control, and push notifications for alarms.
- Custom scene creation
- Time program management
- Lighting and blind control
- Temperature management
- IP camera pan, tilt, zoom
- Alarm notifications
- PIN page protection
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The KNX APP-Control app is a client for the KNX APP-Control Server. Controlling your home or office was never so fast and easy. Build your own scenes and time programs for your home and change them when ever you want. Lighting control, blind control, temperature control, energy management, EV-Charger, timers, IP cameras, alarm notifications, charts and much more. A selection of the features: • change scenes directly from within the app • optional "live preview" of the scenes • add new time programms, change them or remove them • pan, tilt and zoom support for IP cameras • multiple accounts support • multiple visualizations support • alarm messages with support for push messages and email • protect pages with a PIN
QROPEN
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本软件须配合动态二维码读头使用，点开APP注册后，可生成固定唯一的卡号；只需将此卡号提交给门禁管理员授权，日后用户每次开门时，只需打开APP将二维码靠近读头即可开门，有客人来访时可以截屏转发一个临时二维码或临时密码给客人即可，非常的方便。
Screenshots
Verdict
The clearest difference is update cadence: QROPEN at every 2 weeks against KNX APP's every 5 months. KNX APP's advantage is device support (4 vs 2). On price, ads, in-app purchases and iOS requirement 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.
KNX APP ships an update every 5 months, QROPEN every 2 weeks. The most recent releases landed on October 18, 2026 and September 29, 2026 respectively.
| Parameter | KNX APP | QROPEN |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 26.1% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 105 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Busch-Jaeger Elektro GmbH | 勇 唐 |
In-app purchases
KNX APP
No in-app purchases
QROPEN
No in-app purchases
