RTUBlue vs Sunset Technology
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RTUBlue
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RTUBlue provides real time local readings from Enetics' GasTrack and GasPoint RTU's on your iPhone or iPad. RTUBlue will identify nearby RTU's and present real time readings from the RTU you select. RTUBlue can also initiate a cellular data telemetry session from your Apple device and provide unique names for your RTU's. RTUBlue's features include: - Real time readings delivered to your iPhone or iPad - The ability to name an RTU (tagging) - Initiation of a cellular RTU data telemetry session, including call progress information - Successful installation verifications - Communication range 50 feet, line of sight Make your new Enetics RTU installations and check-ins easier with RTUBlue!
Sunset Technology
This mobile assistant helps HVAC technicians diagnose, repair, and optimize heating, ventilation, and air conditioning systems. It provides expert advice, refrigerant information, EPA 608 guidance, and heat pump insights for quick access to solutions.
- Comprehensive HVAC troubleshooting advice
- Refrigerant expertise
- EPA 608 compliance guidance
- Heat pump system insights
- Quick access to solutions
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Transform your HVAC troubleshooting process with our expert mobile assistant! Designed for both residential and commercial HVAC technicians, this app is your go-to tool for diagnosing, repairing, and optimizing heating, ventilation, and air conditioning systems. Key Features: -Comprehensive Troubleshooting: Expert advice on identifying and resolving HVAC system issues. -Refrigerant Expertise: Covers all refrigerants in current use, including R-410A, R-32, and more. -EPA 608 Guidance: Stay compliant with regulations and get insights into proper procedures. -Heat Pump Insights: Detailed knowledge of modern heat pump systems and their operation. -Quick Access: Get answers in seconds, right at your fingertips. ELUA Link: https://sites.google.com/view/hvac-troubleshooting-app/end-user-license-agreement_1
Screenshots
Verdict
The clearest difference is in-app purchases: RTUBlue at none against Sunset Technology's 1. Sunset Technology's advantage is update cadence (every 11 days vs every 9 months). On price, ads, device support 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. Sunset Technology sells 1 in-app purchase, starting at $4.99 per month. RTUBlue asks for nothing beyond the download.
RTUBlue ships an update every 9 months, Sunset Technology every 11 days. The most recent releases landed on September 20, 2026 and September 12, 2026 respectively.
| Parameter | RTUBlue | Sunset Technology |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 9 months | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 51 MB | 159 MB |
| Age rating | 4+ | 17+ |
| Developer | Enetics, Inc. | alexis atilano |
In-app purchases
RTUBlue
No in-app purchases
Sunset Technology
- Monthly Subscription$4.991 Month









