# Period vs MKX coaching

The clearest difference is in-app purchases: Period at none against MKX coaching's 1. Period also leads on update cadence (monthly vs every 4 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. MKX coaching sells 1 in-app purchase, starting at $299.99 per month. Period asks for nothing beyond the download.

Period ships an update monthly, MKX coaching every 4 months. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Period | MKX coaching |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (2.8K ratings)](https://appshunter.io/ios/app/period-tracker/id6480586681/reviews)** | — |
| Number of ratings | **2.8K** | — |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | — |
| Size | 56 MB | 56 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [SPD Development Company Ltd](https://appshunter.io/developer/976408511) | [Matthew Kowantz](https://appshunter.io/developer/1843538983) |

## What reviewers say

### Period

[App page](https://appshunter.io/ios/app/period-tracker/id6480586681)

Track your menstrual cycle, log period dates, ovulation test results, and symptoms. Gain insights into fertility probability based on your cycle length. This app helps predict periods and monitor cycles.

**Highlights:** Menstrual cycle tracking, Period logging, Ovulation test logging, Symptom tracking, Fertility probability insights, Cycle length comparison

**In-app purchases:** none

**What reviewers like**

- 👍 Accurate tracking
- 🚀 Easy to use
- 💡 Helpful for fertility tracking

**What reviewers complain about**

- 🐛 Notifications not working as expected
- 🐛 Data loss after updates
- 🐛 Broken links in the app
- 💡 No option to log basal body temperature

**Reported bugs**

- Dates and data getting changed after updates
- Calendar not populating after updates
- Whole calendar getting erased after updates

**Requested features**

- Add option to log basal body temperature
- Improve notification customization


### MKX coaching

[App page](https://appshunter.io/ios/app/mkx-coaching/id6753329761)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month subscription | $299.99 | per month |


## Frequently asked questions

### Is Period free?

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

### Is MKX coaching free?

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

### Do Period or MKX coaching have ads?

Neither Period nor MKX coaching shows ads.

### Which is updated more often, Period or MKX coaching?

Period ships an update monthly, and MKX coaching every 4 months. Most recently, Period was updated on October 25, 2026 and MKX coaching on October 11, 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.*