RadonEye vs Lumien Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RadonEye
This smart device provides real-time radon detection for your home. It offers high sensitivity and accurate measurements, with data accessible and configurable via a smartphone app.
- Real-time radon detection
- High sensitivity and accuracy
- Dual ionization chamber system
- Fast initial data output (<1 hour)
- Bluetooth smartphone connectivity
- Data recording and graphing
- Customizable alarm settings
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RadonEye is a real-time smart radon detector for the homeowners. It has the high sensitivity 0.5cpm/pCi/l, about 20~30 times more than conventional radon detector. RD200 has a dual Structured pulsed-ionization chamber system and a highly accurate detection circuit. Its first reliable data out time is below 1hour from measurement start. The Bluetooth function allows you to record data, display graphs conveniently and set alarms using your smartphone
Lumien Studio
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Lumien Studio — Smart Outdoor Lighting, Made Simple Lumien Studio makes it easy to manage your outdoor lighting. Connect compatible Lumien smart lighting devices to control your lights, organize different areas, and create automated schedules that fit your daily routine. Key features: Turn outdoor lights on or off remotely Manage lighting by location, area, or device Create personalized lighting scenes Set schedules for automatic operation Quickly check device status Use Siri Shortcuts for common lighting actions Easily add and configure compatible devices Whether you’re lighting a garden, patio, pathway, or other outdoor space, Lumien Studio helps you create a more comfortable and convenient lighting experience.
Screenshots
Verdict
The clearest difference is update cadence: Lumien Studio at every 2 weeks against RadonEye's every 3 months. RadonEye's advantage is iOS requirement (13.0 vs 15.1). 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.
RadonEye ships an update every 3 months, Lumien Studio every 2 weeks. The most recent releases landed on October 23, 2026 and October 9, 2026 respectively.
| Parameter | RadonEye | Lumien Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (52 ratings) — better | — |
| Positive reviews | 19.6% of reviews | — |
| Number of ratings | 52 — better | — |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 29 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | FTLab | Lumien Enterprise Inc |
In-app purchases
RadonEye
No in-app purchases
Lumien Studio
No in-app purchases
Questions
Is RadonEye free?
Is Lumien Studio free?
Do RadonEye or Lumien Studio have ads?
Which is updated more often, RadonEye or Lumien Studio?
Other comparisons
