# CardioCoach vs AIRO Controller

The clearest difference is rating: AIRO Controller at 5.0 against CardioCoach's 2.9. AIRO Controller also leads on update cadence (fortnightly vs every 2 months) and device support (3 vs 1). CardioCoach's advantage is ratings volume (10 vs 1). 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.

AIRO Controller holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: CardioCoach has 10 ratings behind it against 1, so its average is the more settled of the two.

CardioCoach ships an update every 2 months, AIRO Controller fortnightly. The most recent releases landed on September 28, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | CardioCoach | AIRO Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (10 ratings)](https://appshunter.io/ios/app/cardiocoach/id1054133646/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/airo-controller/id6502885378/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 53 MB | 49 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [KORR Medical Technologies](https://appshunter.io/developer/1054133645) | [CBH Development, LLC](https://appshunter.io/developer/1747212629) |

## What reviewers say

### CardioCoach

[App page](https://appshunter.io/ios/app/cardiocoach/id1054133646)

This app accurately calculates calories burned during and after workouts, distinguishing between fat and carbohydrate expenditure. It integrates VO2 Max data and allows for pre-designed or custom workout creation. Compatible with popular wearables and the Health app, it offers personalized plans for progress monitoring.

**Highlights:** Accurate calorie burn calculation, Distinguish fat vs. carb burn, VO2 Max data integration, Pre-designed and custom workouts, Health app integration, Wearable device compatibility, Personalized progress monitoring

**In-app purchases:** none


### AIRO Controller

[App page](https://appshunter.io/ios/app/airo-controller/id6502885378)

Control your AIRO System for guided or self-guided workouts. Adjust oxygen concentration, monitor workout duration, and follow protocol instructions with built-in timers and cool-down periods.

**Highlights:** Wireless AIRO System control, Protocol-guided workouts, Self-guided workout options, Oxygen concentration adjustment, Workout time monitoring, Built-in cool-down

**In-app purchases:** none


## Frequently asked questions

### Is CardioCoach free?

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

### Is AIRO Controller free?

AIRO Controller is free to download, with no in-app purchases.

### Which has better reviews, CardioCoach or AIRO Controller?

AIRO Controller is rated higher. CardioCoach averages 2.9 out of 5 from 10 ratings, while AIRO Controller averages 5.0 from 1 ratings.

### Do CardioCoach or AIRO Controller have ads?

Neither CardioCoach nor AIRO Controller shows ads.

### Which is updated more often, CardioCoach or AIRO Controller?

CardioCoach ships an update every 2 months, and AIRO Controller fortnightly. Most recently, CardioCoach was updated on September 28, 2026 and AIRO Controller on September 18, 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.*