# Corentium Pro by Airthings vs Flir Meterlink

The clearest difference is rating: Flir Meterlink at 4.4 against Corentium Pro by Airthings's 2.3. On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

Flir Meterlink holds the better App Store score, 4.4 against 2.3. Both are backed by a comparable volume of ratings — 24 and 63 respectively. Written reviews split almost evenly too, at 21% and 20% positive.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Corentium Pro by Airthings | Flir Meterlink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (24 ratings)](https://appshunter.io/ios/app/corentium-pro-by-airthings/id1493964577/reviews) | **[4.4 (63 ratings)](https://appshunter.io/ios/app/flir-meterlink/id6444540138/reviews)** |
| Number of ratings | 24 | **63** |
| Positive reviews | **20.7% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 57 MB | 94 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Airthings ASA](https://appshunter.io/developer/1101077902) | [Extech Instruments](https://appshunter.io/developer/966942122) |

## What reviewers say

### Corentium Pro by Airthings

[App page](https://appshunter.io/ios/app/corentium-pro-by-airthings/id1493964577)

This application connects to a specific radon instrument to initiate tests, collect data, and create customized reports. It features a redesigned interface for easier navigation and an online dashboard for data storage and analysis. Professionals can add property details, photos, and secure instruments to their company.

**Highlights:** Connect to Corentium Pro Radon instrument, Start radon tests remotely, Retrieve test data, Generate custom reports, Redesigned user interface, Online dashboard for data storage, Secure instrument to company

**Features:** Vision Pro support

**In-app purchases:** none


### Flir Meterlink

[App page](https://appshunter.io/ios/app/flir-meterlink/id6444540138)

Connect multiple compatible meters simultaneously to monitor electrical and environmental conditions. Stream and record video from a videoscope, generate custom PDF reports, and receive text notifications for critical events. Data is presented in real-time graphical and numerical formats.

**Highlights:** Simultaneous meter monitoring, Wi-Fi connectivity with VS80 Videoscope, Create custom PDF reports, Real-time graphical and numerical data, Text notifications for alerts, FLIR Ignite Cloud compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Corentium Pro by Airthings free?

Corentium Pro by Airthings is free to download, with no in-app purchases.

### Is Flir Meterlink free?

Flir Meterlink is free to download, with no in-app purchases.

### Which has better reviews, Corentium Pro by Airthings or Flir Meterlink?

Flir Meterlink is rated higher. Corentium Pro by Airthings averages 2.3 out of 5 from 24 ratings, while Flir Meterlink averages 4.4 from 63 ratings.

### Do Corentium Pro by Airthings or Flir Meterlink have ads?

Neither Corentium Pro by Airthings nor Flir Meterlink shows ads.

### Which is updated more often, Corentium Pro by Airthings or Flir Meterlink?

Corentium Pro by Airthings ships an update every 2 months, and Flir Meterlink every 2 months. Most recently, Corentium Pro by Airthings was updated on October 24, 2026 and Flir Meterlink on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*