Lutron App vs CTK x BiLumix
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lutron App
Control smart lights, shades, and other connected devices remotely and securely. Enhance your daily routines by managing your home's atmosphere from anywhere in the world.
- Remote control of smart devices
- Secure access from anywhere
- Control lights
- Control shades
- Integrates with Lutron systems
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Bring out the best in your everyday moments with Lutron. Simply and securely control lights, shades and other smart devices from anywhere in the world with the Lutron app on your iOS device. The Lutron app requires a Lutron system and compatible Lutron smart lighting products. To learn more or hire a professional installer visit www.lutron.com.
CTK x BiLumix
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CTK x BiLumix is the companion app for CTK x BiLumix headlamps and loupes. Register and manage your CTK x BiLumix products, and measure your pupillary distance (PD), working distance, and brightness in one app. Features and benefits • Product registration: register your CTK x BiLumix products in the app. • Product management: view and manage your registered products in one place. • PD measurement: uses the smartphone camera to measure the distance between your pupils. • Working distance and brightness measurement: measure your working distance and brightness. • Record management: automatically stores your measurement results in the app for convenient access. • Easy to use: an intuitive, user-friendly interface for all users. How to use 1. Register: launch the app and register your CTK x BiLumix product. 2. Measure: choose PD, working distance, or brightness and follow the on-screen guide. 3. Review results: view and save your measurement results. Results may vary depending on device, environment, and measurement conditions. About CTK x BiLumix headlamps and loupes are developed and manufactured by ChoiceTech Korea. This app is also developed and operated by ChoiceTech Korea. For product support or inquiries, contact ChoiceTech Korea.
Screenshots
Verdict
The clearest difference is device support: Lutron App at 3 against CTK x BiLumix's 1. On price, update cadence, ads and in-app purchases 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.
Lutron App ships an update every 8 days, CTK x BiLumix every 11 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | Lutron App | CTK x BiLumix |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (6.9K ratings) — better | — |
| Positive reviews | 45.5% of reviews | — |
| Number of ratings | 6.9K — better | — |
| Update frequency | Every 8 days — better | Every 11 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 669 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Lutron Electronics co., Inc. | ChoiceTech Korea Co., Ltd. |
Bugs and requests
Lutron App
Reported bugs
4 issues- App fails to connect to Lutron system
- Devices disappear from app after iOS updates
- Inconsistent behavior with geofencing and motion sensors
- Scenes and automations not working as expected
Requested features
6 requests- Add dark mode option
- Improve app responsiveness and load times
- Restore widget functionality for quick access
- Expand customization options for rooms and schedules
- Integrate more smart home platforms and voice assistants
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- Provide better energy monitoring and usage tracking
CTK x BiLumix
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Lutron App
No in-app purchases
CTK x BiLumix
No in-app purchases









