# Period Tracker ` vs Four Phases

The clearest difference is rating: Four Phases at 5.0 against Period Tracker `'s 4.0. Four Phases also leads on update cadence (every 3 days vs every 3 months). Period Tracker `'s advantage is ratings volume (4 vs 1) and iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Period Tracker ` sells 2 in-app purchases, starting at $4.99 per month and Four Phases sells 2 in-app purchases, starting at $9.00 per month. Whichever you choose, the download price is not the number that matters.

Four Phases holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Period Tracker ` ships an update every 3 months, Four Phases every 3 days. The most recent releases landed on September 29, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Period Tracker ` | Four Phases |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/period-tracker/id6744693445/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/four-phases/id6810847869/reviews)** |
| Number of ratings | **4** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 55 MB | 17 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [SPK Studios LLC](https://appshunter.io/developer/1575877822) | [Voreli AI LLC](https://appshunter.io/developer/6810836178) |

## What reviewers say

### Period Tracker `

[App page](https://appshunter.io/ios/app/period-tracker/id6744693445)

This app helps you track your menstrual cycle, ovulation, and fertility windows with personalized predictions and reminders. Log symptoms, moods, and wellness details in a beautifully designed, intuitive interface. It offers unlimited logging and a focus on user privacy with no signup required.

**Highlights:** Smart period and ovulation tracking, Live calendar with predictions, Personalized reminders, Fertility window insights, Daily wellness logging, Beautiful and intuitive design

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Period Tracker | $4.99 | per month |
| Ovulation Cycle Tracker | $39.99 | per year |


### Four Phases

[App page](https://appshunter.io/ios/app/four-phases/id6810847869)

This app helps partners understand and support individuals through their monthly cycle. It provides daily insights into hormonal phases, actionable advice from an AI coach, and resources for better communication and care.

**Highlights:** Daily phase view, AI Coach daily brief, Coach chat and toolkit, Per-phase guides, Color-coded calendar, Phase transition reminders, Optional Live Sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Four Phases Pro | $9.00 | per month |
| Four Phases Pro Annual | $89.99 | per year |


## Frequently asked questions

### Is Period Tracker ` free?

Period Tracker ` is free to download, with in-app purchases available.

### Is Four Phases free?

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

### Which has better reviews, Period Tracker ` or Four Phases?

Four Phases is rated higher. Period Tracker ` averages 4.0 out of 5 from 4 ratings, while Four Phases averages 5.0 from 1 ratings.

### Do Period Tracker ` or Four Phases have ads?

Neither Period Tracker ` nor Four Phases shows ads.

### Which is updated more often, Period Tracker ` or Four Phases?

Period Tracker ` ships an update every 3 months, and Four Phases every 3 days. Most recently, Period Tracker ` was updated on September 29, 2026 and Four Phases on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*