# GainMatrix vs Cardio52

The clearest difference is in-app purchases: Cardio52 at none against GainMatrix's 4. Cardio52 also leads on update cadence (daily vs weekly) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. GainMatrix sells 4 in-app purchases, starting at $2.99 per month. Cardio52 asks for nothing beyond the download.

GainMatrix ships an update weekly, Cardio52 daily. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | GainMatrix | Cardio52 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Size | 64 MB | 31 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Ulas Uzunyayla](https://appshunter.io/developer/1858691953) | [Exuma AS](https://appshunter.io/developer/1806007934) |

## What reviewers say

### GainMatrix

[App page](https://appshunter.io/ios/app/gainmatrix-ai-workout-tracker/id6756138508)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GainMatrix Pro | $2.99 | per month |
| GainMatrix Pro | $4.99 | per month |
| GainMatrix Pro | $17.99 | per year |
| GainMatrix Pro | $24.99 | per year |


### Cardio52

[App page](https://appshunter.io/ios/app/cardio52/id6758277806)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GainMatrix free?

GainMatrix is free to download, with in-app purchases available.

### Is Cardio52 free?

Cardio52 is free to download, with no in-app purchases.

### Do GainMatrix or Cardio52 have ads?

Neither GainMatrix nor Cardio52 shows ads.

### Which is updated more often, GainMatrix or Cardio52?

GainMatrix ships an update weekly, and Cardio52 daily. Most recently, GainMatrix was updated on October 25, 2026 and Cardio52 on October 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.*