# MyPeriod vs Carbon Training Centre

The clearest difference is in-app purchases: Carbon Training Centre at none against MyPeriod's 1. MyPeriod's advantage is update cadence (every 3 weeks vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MyPeriod sells 1 one-off in-app purchase. Carbon Training Centre asks for nothing beyond the download.

MyPeriod ships an update every 3 weeks, Carbon Training Centre every 5 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | MyPeriod | Carbon Training Centre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/carbon-training-centre/id6741430421/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | — | Free |
| Size | 6 MB | 52 MB |
| Requires iOS | 14.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Valsamis Elmaliotis](https://appshunter.io/developer/809850443) | [AD Health & Performance Consulting, LLC](https://appshunter.io/developer/1794137681) |

## What reviewers say

### MyPeriod

[App page](https://appshunter.io/ios/app/myperiod/id1557633667)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Package | $0.99 | one-time |


### Carbon Training Centre

[App page](https://appshunter.io/ios/app/carbon-training-centre/id6741430421)

This app focuses on human development through refined training, health, and injury rehabilitation practices. It encourages continuous self-improvement based on the principle that evolution never stops.

**Highlights:** Human Development Focus, Training Best Practices, Health Guidance, Injury Rehabilitation, Continuous Improvement

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MyPeriod free?

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

### Is Carbon Training Centre free?

Carbon Training Centre is free to download, with no in-app purchases.

### Do MyPeriod or Carbon Training Centre have ads?

Neither MyPeriod nor Carbon Training Centre shows ads.

### Which is updated more often, MyPeriod or Carbon Training Centre?

MyPeriod ships an update every 3 weeks, and Carbon Training Centre every 5 months. Most recently, MyPeriod was updated on October 25, 2026 and Carbon Training Centre on October 30, 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.*