# Femometer Fertility Tracker vs contraction tracker + timer

The clearest difference is rating: Femometer Fertility Tracker at 4.9 against contraction tracker + timer's 4.2. Femometer Fertility Tracker also leads on ratings volume (70K vs 372) and update cadence (every 2 weeks vs every 5 weeks). contraction tracker + timer's advantage is in-app purchases (none vs 10). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Femometer Fertility Tracker sells 10 in-app purchases, starting at $6.99 per 7 days. contraction tracker + timer asks for nothing beyond the download.

Femometer Fertility Tracker holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: Femometer Fertility Tracker has 70K ratings behind it against 372, so its average is the more settled of the two. Written reviews point the same way: 65% of Femometer Fertility Tracker's written reviews are positive against 58% of contraction tracker + timer's.

Femometer Fertility Tracker ships an update every 2 weeks, contraction tracker + timer every 5 weeks. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Femometer Fertility Tracker | contraction tracker + timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (70K ratings)](https://appshunter.io/ios/app/femometer-fertility-tracker/id1269972832/reviews)** | [4.2 (372 ratings)](https://appshunter.io/ios/app/contraction-tracker-plus-timer/id1588881488/reviews) |
| Number of ratings | **70K** | 372 |
| Positive reviews | **65.3% of reviews** | 58.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 253 MB | 61 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Bongmi Global Group](https://appshunter.io/developer/1526416891) | [25 Degrees Apps LLC](https://appshunter.io/developer/1574163403) |

## What reviewers say

### Femometer Fertility Tracker

[App page](https://appshunter.io/ios/app/femometer-fertility-tracker/id1269972832)

This app helps women track their menstrual cycles, predict ovulation, and monitor fertility. It records period dates, symptoms, and test results to provide personalized insights and increase conception rates. It also supports users throughout pregnancy with tracking and educational resources.

**Highlights:** Period and PMS tracking, Ovulation and fertile window prediction, Basal Body Temperature (BBT) charting, Cervical Mucus (CM) logging, Pregnancy test result recording, Fertility insights and conception guidance, Pregnancy journey tracking

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Femometer Prime | $6.99 | per 7 days |
| Femometer Ovulation Calculator | $9.99 | per month |
| Femometer Prime | $9.99 | per month |
| Femometer Prime | $11.99 | per month |
| Femometer Prime | $16.99 | per 3 months |
| Femometer Prime | $19.99 | per 3 months |
| Femometer Period Tracker Pro | $19.99 | per 3 months |
| Advanced Fertility Insights | $29.99 | per year |
| Femometer Prime | $49.99 | per year |
| Femometer Prime | $49.99 | per year |

**What reviewers like**

- 🚀 Reliable and accurate predictions
- 👍 Customizable and helpful features
- 💡 Intelligent LH test recognition
- 👍 Great for tracking cycles and ovulation

**What reviewers complain about**

- 🐛 Syncing and connectivity issues
- 🔍 Limited fertility factor tracking
- 💬 Overwhelming community discussions
- 💰 Paywall for key features

**Reported bugs**

- App crashes and data loss
- Inaccurate ovulation predictions
- Login and account issues
- Deleted user history

**Requested features**

- Option to hide community feed
- Improved data export and backup
- Tracking for rare pregnancy conditions
- More skin tone options for pregnancy tracking


### contraction tracker + timer

[App page](https://appshunter.io/ios/app/contraction-tracker-plus-timer/id1588881488)

This app helps track labor contractions by timing their start, duration, and frequency. It also allows for recording baby kicks by duration and intervals. Features include relaxing sounds, visual displays of progress, and saving labor history.

**Highlights:** Track contraction duration and intervals, Record baby kicks by duration and intervals, Analyze contraction timing, Relaxing meditation sounds, Visual display of progress, Save labor history

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🎶 Soothing music
- 🚀 Straightforward app
- 💯 Perfection
- 🤰 Great for pregnancy

**What reviewers complain about**

- 🙄 Constant review prompts
- ⏱️ Timer issues when leaving app
- 🔍 Difficult to use on small screens
- 🔨 Glitches and bugs

**Reported bugs**

- Timer stops after 2 minutes
- Timer inaccurate when leaving app

**Requested features**

- Option to delete accidental taps
- Ability to keep timer running when minimized


## Frequently asked questions

### Is Femometer Fertility Tracker free?

Femometer Fertility Tracker is free to download, with in-app purchases available.

### Is contraction tracker + timer free?

contraction tracker + timer is free to download, with no in-app purchases.

### Which has better reviews, Femometer Fertility Tracker or contraction tracker + timer?

Femometer Fertility Tracker is rated higher. Femometer Fertility Tracker averages 4.9 out of 5 from 70K ratings, while contraction tracker + timer averages 4.2 from 372 ratings.

### Do Femometer Fertility Tracker or contraction tracker + timer have ads?

Neither Femometer Fertility Tracker nor contraction tracker + timer shows ads.

### Which is updated more often, Femometer Fertility Tracker or contraction tracker + timer?

Femometer Fertility Tracker ships an update every 2 weeks, and contraction tracker + timer every 5 weeks. Most recently, Femometer Fertility Tracker was updated on September 25, 2026 and contraction tracker + timer on September 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.*