# FEMM Period Ovulation Tracker vs Strider

The clearest difference is in-app purchases: FEMM Period Ovulation Tracker at none against Strider's 2. FEMM Period Ovulation Tracker also leads on iOS requirement (15.0 vs 17.0). Strider's advantage is update cadence (weekly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Strider sells 2 in-app purchases, starting at $3.99 per month. FEMM Period Ovulation Tracker asks for nothing beyond the download.

FEMM Period Ovulation Tracker ships an update every 4 months, Strider weekly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FEMM Period Ovulation Tracker | Strider |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4.1K ratings)](https://appshunter.io/ios/app/femm-period-ovulation-tracker/id944880989/reviews)** | — |
| Number of ratings | **4.1K** | — |
| Positive reviews | 65.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free | — |
| Size | 27 MB | 56 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [FEMM Foundation](https://appshunter.io/developer/944880988) | [Ramon Contreras](https://appshunter.io/developer/6776907252) |

## 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


### Strider

[App page](https://appshunter.io/ios/app/strider/id6776907250)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Strider Pro Mensual | $3.99 | per month |
| Strider Pro Anual | $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 Strider free?

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

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

Neither FEMM Period Ovulation Tracker nor Strider shows ads.

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

FEMM Period Ovulation Tracker ships an update every 4 months, and Strider weekly. Most recently, FEMM Period Ovulation Tracker was updated on October 26, 2026 and Strider on October 24, 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.*