# Retrotec rCloud vs AirMaxx Mobile

The clearest difference is rating: AirMaxx Mobile at 4.5 against Retrotec rCloud's 2.5. AirMaxx Mobile also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (9.3 vs 16.0). Retrotec rCloud's advantage is ratings volume (6 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

AirMaxx Mobile holds the better App Store score, 4.5 against 2.5. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

Retrotec rCloud ships an update every 2 months, AirMaxx Mobile every 3 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Retrotec rCloud | AirMaxx Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (6 ratings)](https://appshunter.io/ios/app/retrotec-rcloud/id1083302878/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/airmaxx-mobile/id1313263134/reviews)** |
| Number of ratings | **6** | 2 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 327 MB | 23 MB |
| Requires iOS | 16.0 | **9.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Retrotec, Inc.](https://appshunter.io/developer/899311156) | [National Comfort Institute, Inc.](https://appshunter.io/developer/1097845247) |

## What reviewers say

### Retrotec rCloud

[App page](https://appshunter.io/ios/app/retrotec-rcloud/id1083302878)

This app controls specialized testing equipment via WiFi or hotspot. It saves test results locally and to a cloud database, with completed tests viewable immediately on the app or website. Saved tests are encrypted and cannot be edited.

**Highlights:** Control manufacturing equipment, Save test results locally, Cloud data backup via Azure, View completed tests on app, View completed tests on website, Encrypted local databases

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AirMaxx Mobile

[App page](https://appshunter.io/ios/app/airmaxx-mobile/id1313263134)

This app simplifies HVAC system analysis by calculating fan airflow and static pressure performance. Input basic system data and four static pressure measurements to receive clear visual reports on system status. It includes tutorials for accurate measurements.

**Highlights:** Fan airflow performance calculation, Static pressure performance calculation, Visual system status reports, Tutorials for static pressure measurements, Simple and clean interface, Measurement inputs and calculations for verification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Retrotec rCloud free?

Retrotec rCloud is free to download, with no in-app purchases.

### Is AirMaxx Mobile free?

AirMaxx Mobile is free to download, with no in-app purchases.

### Which has better reviews, Retrotec rCloud or AirMaxx Mobile?

AirMaxx Mobile is rated higher. Retrotec rCloud averages 2.5 out of 5 from 6 ratings, while AirMaxx Mobile averages 4.5 from 2 ratings.

### Do Retrotec rCloud or AirMaxx Mobile have ads?

Neither Retrotec rCloud nor AirMaxx Mobile shows ads.

### Which is updated more often, Retrotec rCloud or AirMaxx Mobile?

Retrotec rCloud ships an update every 2 months, and AirMaxx Mobile every 3 weeks. Most recently, Retrotec rCloud was updated on November 2, 2026 and AirMaxx Mobile on November 4, 2026.

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