Lux Meter Pros vs RockCONNECT IoT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lux Meter Pros
This tool transforms your iPhone into a professional light testing device. It measures lux levels, conducts emergency lighting discharge tests, and generates compliance certificates for UK electricians and facility managers.
- Real-time lux measurement
- Photo-based light readings
- Room grid mapping
- Emergency light testing (BS 5266)
- Certificate generation (PDF)
- Exportable reports (PDF/CSV)
- Historical tracking
Read full descriptionHide full description
The only lux meter app with BS 5266 emergency lighting compliance, PDF certificates, logbooks, and minor works reports — built for UK electricians, inspectors, and facility managers. Turn your iPhone into a professional light testing toolkit. Measure lux levels, run 1-hour and 3-hour discharge tests, generate fire alarm certificates, and export everything as PDF — no additional hardware needed. REAL-TIME LUX MEASUREMENT Instant illuminance readings using your iPhone's built-in sensor. Accurate enough for site surveys, workplace assessments, and lighting design verification. PHOTO-BASED LIGHT READINGS Capture photos alongside each reading for site documentation. Perfect for audit trails and client reports. ROOM GRID MAPPING Build light heatmaps across any space. Identify dark spots, verify uniformity, and pinpoint where lighting falls below safe levels. EMERGENCY LIGHT TESTING (Pro) Run timed 1-hour and 3-hour discharge tests to BS 5266 standards. Monitor compliance levels throughout the test and record results automatically. CERTIFICATE GENERATION (Pro) Generate professional-grade documents on site, ready to hand over or email: — Emergency Lighting Periodic Test Certificate — Emergency Lighting Logbook — Minor Electrical Works Certificate — Fire Alarm Certificate EXPORTABLE REPORTS Save all lux data and compliance reports as PDFs or CSVs. Attach photos, timestamps, and location references. HISTORICAL TRACKING Compare readings over time for any location. Track whether lighting conditions have changed between inspections. BUILT FOR PROFESSIONALS — Electricians and lighting contractors — Facility and building managers — Fire safety and compliance officers — Architects and interior designers — Health and safety inspectors SUBSCRIPTION PLANS Weekly Lux Pass – £0.99/week Monthly Lux Pass – £2.99/month Yearly Lux Pass – £24.99/year Subscriptions auto-renew unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID account settings. Payment is charged to your Apple ID account at confirmation of purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://luxmeterpro.com/private-policy Support: https://luxmeterpro.com/contact-us
RockCONNECT IoT
Read full descriptionHide full description
For configuring, updating and managing your Ground Control IoT devices via Bluetooth. Including support for RockREMOTE Mini and RockBLOCK PRO.
Screenshots
Verdict
The clearest difference is in-app purchases: RockCONNECT IoT at none against Lux Meter Pros's 3. On price, update cadence, ads 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. Lux Meter Pros sells 3 in-app purchases, starting at $0.99 per 7 days. RockCONNECT IoT asks for nothing beyond the download.
Lux Meter Pros ships an update every 4 months, RockCONNECT IoT every 2 months. Both last shipped on October 24, 2026.
| Parameter | Lux Meter Pros | RockCONNECT IoT |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | DADLINK TECHNOLOGIES LIMITED | Ground Control Technologies UK Ltd |
In-app purchases
Lux Meter Pros
- Weekly Lux Pass$0.997 Days
- Monthly Lux Pass$2.991 Month
- Annual Lux Pass$24.991 Year
RockCONNECT IoT
No in-app purchases
Questions
Is Lux Meter Pros free?
Is RockCONNECT IoT free?
Do Lux Meter Pros or RockCONNECT IoT have ads?
Which is updated more often, Lux Meter Pros or RockCONNECT IoT?
Other comparisons















