HeatMapper vs RadonEye Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HeatMapper
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Ever wondered if a home is losing heat during the winter or cooling the outside during the summer? With HeatMapper, you can see exactly what’s happening. After you map out a home, you’ll be able to see differences in temperature, relative humidity, and moisture content.
RadonEye Pro
This app connects to a specialized hardware device to monitor radon levels in real-time. It automatically uploads data to a cloud server for professional home inspectors and radon specialists. The app offers Wi-Fi and Bluetooth connectivity for seamless data access.
- Real-time radon level monitoring
- Wi-Fi and Bluetooth connectivity
- Automatic data upload to cloud server
- Professional radon detection
- Dual ionization chamber system
- Early reliable data output
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This app is to manage the hardware sold by http://ecosense.io. It requires a hardware to complete setup but can login to see the data. This revision is a minor change to have a better stabilization and UI bug including: RadonEye Pro is an AARST-NRPP listed device (CR-8306), a professional continuous radon monitor for home inspectors and radon professionals. RadonEye Pro supports Wi-Fi, Bluetooth, and automatically uploads updated data (every 10 minutes of real time) to access your web cloud server http://radoneyepro.com/. RadonEye Pro 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.
Screenshots
Verdict
The clearest difference is update cadence: RadonEye Pro at every 4 weeks against HeatMapper's every 7 months. RadonEye Pro also leads on device support (3 vs 1) and iOS requirement (13.0 vs 15.0). On price, 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.
HeatMapper ships an update every 7 months, RadonEye Pro every 4 weeks. The most recent releases landed on September 17, 2026 and September 7, 2026 respectively.
| Parameter | HeatMapper | RadonEye Pro |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.8 (5 ratings) — better |
| Number of ratings | — | 5 — better |
| Update frequency | Every 7 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 26 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Contractor Nation Corporation | FTLab |
In-app purchases
HeatMapper
No in-app purchases
RadonEye Pro
No in-app purchases
Questions
Is HeatMapper free?
Is RadonEye Pro free?
Do HeatMapper or RadonEye Pro have ads?
Which is updated more often, HeatMapper or RadonEye Pro?
Other comparisons
