Comparison

RadonPRO vs GMCMap

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

RadonPRO

Connect wirelessly to your RadonPRO monitor to start tests and download data without an internet connection. Generate automatic PDF reports for unlimited customer management in the cloud.

Highlights
  • Wireless connection to RadonPRO monitor
  • Start tests remotely
  • Download data wirelessly
  • Unlimited cloud reporting
  • Automatic PDF report generation
  • Customer management
Features
Read full description

The RadonPRO Companion App for iOS enables wireless connection to your RadonPRO monitor using a wireless connection on your smartphone or tablet. Start tests and download data wirelessly from your iPhone or iPad without an Internet Connection. The RadonPRO Companion App allows for unlimited reporting and customer management in the Cloud (Internet Connection Required for Cloud Reporting). This includes automatic PDF report generation using our gold-standard Radon Inspection Report Template. RadonPRO Monitors are endorsed by Inspector Nation and the Home Inspection Training Center, poising to arm the Radon Inspector with superior technology and knowledge, and a competitive edge in the marketplace.

About

GMCMap

This app provides a real-time radiation map of the world, displaying current radiation levels from monitoring stations globally. It features an interactive map, historical data, and trend analysis for comprehensive environmental vigilance.

Highlights
  • Real-time radiation data
  • Global coverage map
  • Interactive map interface
  • Historical data and trends
  • Mobile convenience
Read full description

GMCMap, is your go-to mobile app for providing users with a real-time radiation world map. Designed to offer a comprehensive and up-to-date view of global radiation levels, this user-friendly and accessible tool is an essential resource for individuals, organizations, and authorities concerned with monitoring and understanding radiation patterns across the world. Key Features: Mobile Convenience: Access GMCMap seamlessly on your mobile device. Stay updated with real-time radiation data, whether you're at home or on the go. Real-Time Data: GMCMap harnesses the power of advanced technology and data sources to present real-time radiation measurements from various monitoring stations worldwide. Users can access the latest information, enabling them to respond swiftly to any potential radiation-related incidents or track ongoing situations. Global Coverage: With extensive coverage encompassing regions from densely populated urban centers to remote locations, the platform offers an accurate portrayal of radiation levels on a global scale. It allows users to visualize the distribution of radiation and assess potential risks at different locations. Interactive Map Interface: The interactive map interface of GMCMap allows users to explore radiation data effortlessly. Users can zoom in to view specific areas in greater detail or zoom out for a broader perspective of the global radiation situation. By clicking on individual monitoring points, users can access more detailed information about the specific radiation levels at that location. Radiation Trends and Analysis: GMCMap doesn't only provide instantaneous radiation levels; it also offers historical data and trend analysis, allowing users to track long-term changes and fluctuations in radiation levels. This feature can be particularly valuable for researchers, policymakers, and environmental agencies studying radiation patterns and their potential impact. GMCMap is an indispensable tool for radiation monitoring, research, and environmental vigilance. Download the app now and empower yourself to make informed decisions, contribute to a safer world, and protect what matters most.

Screenshots

RadonPRO1 screens
GMCMap4 screens

Verdict

The call

The clearest difference is rating: RadonPRO at 5.0 against GMCMap's 4.1. RadonPRO also leads on update cadence (every 3 weeks vs every 5 months). GMCMap's advantage is ratings volume (19 vs 1). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

RadonPRO holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: GMCMap has 19 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

RadonPRO ships an update every 3 weeks, GMCMap every 5 months. The most recent releases landed on September 18, 2026 and September 22, 2026 respectively.

Scorecard3 real differences · 7 level
RadonPRO versus GMCMap: the parameters behind the verdict, then further details
ParameterRadonPROGMCMap
PriceFreeFree
Rating5.0 (1 ratings) — better4.1 (19 ratings)
Positive reviews—70.0% of reviews
Number of ratings119 — better
Update frequencyEvery 3 weeks — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size36 MB27 MB
Age rating4+4+
DeveloperGregory EnterprisesGQ Electronics LLC

Customer experience

RadonPRO

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

GMCMap

All ratings19 ratings
Positive78.9%
Neutral0.0%
Negative21.1%
Written reviews10 reviews
Positive70.0%
Neutral0.0%
Negative30.0%

In-app purchases

None

RadonPRO

No in-app purchases

None

GMCMap

No in-app purchases

Questions

Is RadonPRO free?
RadonPRO is free to download, with no in-app purchases.
Is GMCMap free?
GMCMap is free to download, with no in-app purchases.
Which has better reviews, RadonPRO or GMCMap?
RadonPRO is rated higher. RadonPRO averages 5.0 out of 5 from 1 ratings, while GMCMap averages 4.1 from 19 ratings.
Do RadonPRO or GMCMap have ads?
Neither RadonPRO nor GMCMap shows ads.
Which is updated more often, RadonPRO or GMCMap?
RadonPRO ships an update every 3 weeks, and GMCMap every 5 months. Most recently, RadonPRO was updated on September 18, 2026 and GMCMap on September 22, 2026.

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