# FEMM Period Ovulation Tracker vs Eternize

The clearest difference is review sentiment: Eternize at 100% against FEMM Period Ovulation Tracker's 65%. Eternize also leads on update cadence (monthly vs every 4 months) and rating (5.0 vs 4.8). FEMM Period Ovulation Tracker's advantage is ratings volume (4.1K vs 14). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Eternize holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: FEMM Period Ovulation Tracker has 4.1K ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 65% of FEMM Period Ovulation Tracker's written reviews are positive against 100% of Eternize's.

FEMM Period Ovulation Tracker ships an update every 4 months, Eternize monthly. The most recent releases landed on October 26, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | FEMM Period Ovulation Tracker | Eternize |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (4.1K ratings)](https://appshunter.io/ios/app/femm-period-ovulation-tracker/id944880989/reviews) | **[5.0 (14 ratings)](https://appshunter.io/ios/app/eternize/id6472878673/reviews)** |
| Number of ratings | **4.1K** | 14 |
| Positive reviews | 65.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 27 MB | 60 MB |
| Requires iOS | **15.0** | 16.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FEMM Foundation](https://appshunter.io/developer/944880988) | [Eternize](https://appshunter.io/developer/1718020339) |

## 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, Vision Pro support

**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


### Eternize

[App page](https://appshunter.io/ios/app/eternize/id6472878673)

This app helps you stay present and spiritually grounded amidst daily distractions. It offers subtle reminders and community features to foster intentional living and personal growth.

**Highlights:** Effortless cross setup, Personalized reminder customization, Subtle vibration prompts, Community prayer sharing, Focus on intentional living

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

**In-app purchases:** none


## Frequently asked questions

### Is FEMM Period Ovulation Tracker free?

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

### Is Eternize free?

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

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

Eternize is rated higher. FEMM Period Ovulation Tracker averages 4.8 out of 5 from 4.1K ratings, while Eternize averages 5.0 from 14 ratings.

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

Neither FEMM Period Ovulation Tracker nor Eternize shows ads.

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

FEMM Period Ovulation Tracker ships an update every 4 months, and Eternize monthly. Most recently, FEMM Period Ovulation Tracker was updated on October 26, 2026 and Eternize on September 27, 2026.

---

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