# Train.Red APP vs Aeros Mobile

The clearest difference is iOS requirement: Aeros Mobile at 13.0 against Train.Red APP's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Train.Red APP ships an update every 3 weeks, Aeros Mobile monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Train.Red APP | Aeros Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trainred-app/id6451237438/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 71 MB | 68 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Train.Red B.V.](https://appshunter.io/developer/1646391181) | [alexandru zanfir](https://appshunter.io/developer/1266751753) |

## What reviewers say

### Train.Red APP

[App page](https://appshunter.io/ios/app/trainred-app/id6451237438)

This app monitors muscle oxygen saturation to provide real-time physiological insights for athletes and coaches. It helps optimize performance, track recovery, and analyze training data with actionable metrics.

**Highlights:** Muscle oxygen saturation monitoring, Real-time physiological insights, Performance and recovery tracking, Workout analysis and data export, Team/organization structure, Live data overlay

**In-app purchases:** none


### Aeros Mobile

[App page](https://appshunter.io/ios/app/aeros-mobile/id6498149349)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Train.Red APP free?

Train.Red APP is free to download, with no in-app purchases.

### Is Aeros Mobile free?

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

### Do Train.Red APP or Aeros Mobile have ads?

Neither Train.Red APP nor Aeros Mobile shows ads.

### Which is updated more often, Train.Red APP or Aeros Mobile?

Train.Red APP ships an update every 3 weeks, and Aeros Mobile monthly. Most recently, Train.Red APP was updated on November 3, 2026 and Aeros 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.*