# FEMM Period Ovulation Tracker vs Phases

The clearest difference is in-app purchases: FEMM Period Ovulation Tracker at none against Phases's 3. FEMM Period Ovulation Tracker also leads on ratings volume (4.1K vs 2) and rating (4.8 vs 4.5). Phases's advantage is update cadence (fortnightly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Phases sells 3 in-app purchases, starting at $5.99 per 7 days. FEMM Period Ovulation Tracker asks for nothing beyond the download.

FEMM Period Ovulation Tracker holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: FEMM Period Ovulation Tracker has 4.1K ratings behind it against 2, so its average is the more settled of the two.

FEMM Period Ovulation Tracker ships an update every 4 months, Phases fortnightly. The most recent releases landed on September 25, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | FEMM Period Ovulation Tracker | Phases |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4.1K ratings)](https://appshunter.io/ios/app/femm-period-ovulation-tracker/id944880989/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/phases-cycle-syncing/id6758553763/reviews) |
| Number of ratings | **4.1K** | 2 |
| Positive reviews | 65.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 26 MB | 39 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [FEMM Foundation](https://appshunter.io/developer/944880988) | [Nuno Lopes](https://appshunter.io/developer/1802013711) |

## What reviewers say

### FEMM Period Ovulation Tracker

[App page](https://appshunter.io/ios/app/femm-period-ovulation-tracker/id944880989)

This app helps women track their menstrual cycles, symptoms, and fertility. It offers insights into hormonal health and connects users with healthcare professionals for personalized care and education.

**Highlights:** Cycle and period tracking, Symptom logging (physical & emotional), Daily data input reminders, Cycle pattern charts, Medication tracking, Shareable health charts, Hormone knowledge base

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💻 User-friendly interface
- 🔍 Detailed cycle tracking
- 🧠 Informative health insights
- 🤝 Helpful for natural family planning
- 🙌 Empowering for women's health

**What reviewers complain about**

- 🐛 Glitches and bugs with recent updates
- 🕰️ Redundant date/cycle prompts
- 🤔 Limited customization options
- 🔍 Lack of export/sharing features
- 🤷‍♀️ Confusing navigation at times

**Reported bugs**

- App crashes on opening after iOS updates
- Date/cycle tracking gets mixed up or stuck
- Symptom/observation data not saving properly
- Analysis/charting features not functioning as expected

**Requested features**

- Add option to track seminal fluid observations
- Integrate with Apple Health for seamless data sync
- Expand mood/emotion tracking options
- Improve date/cycle navigation and data entry
- Provide better postpartum/breastfeeding support


### Phases

[App page](https://appshunter.io/ios/app/phases-cycle-syncing/id6758553763)

This app helps you understand and align your lifestyle with your natural hormonal phases. It provides insights into mood, energy, and cycle predictions to optimize productivity and self-care.

**Highlights:** Smart period and cycle tracking, Daily cycle syncing advice, Mood and energy insights logging, HealthKit integration, Irregular cycle support, On-device data privacy, Home and Lock Screen widgets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Phases Pro Weekly | $5.99 | per 7 days |
| Monthly Subscription | $5.99 | per month |
| Phases Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is FEMM Period Ovulation Tracker free?

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

### Is Phases free?

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

### Which has better reviews, FEMM Period Ovulation Tracker or Phases?

FEMM Period Ovulation Tracker is rated higher. FEMM Period Ovulation Tracker averages 4.8 out of 5 from 4.1K ratings, while Phases averages 4.5 from 2 ratings.

### Do FEMM Period Ovulation Tracker or Phases have ads?

Neither FEMM Period Ovulation Tracker nor Phases shows ads.

### Which is updated more often, FEMM Period Ovulation Tracker or Phases?

FEMM Period Ovulation Tracker ships an update every 4 months, and Phases fortnightly. Most recently, FEMM Period Ovulation Tracker was updated on September 25, 2026 and Phases on September 15, 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.*