# Fertility Friend FF Tracker vs Oona

The clearest difference is price: Fertility Friend FF Tracker at Free against Oona's $1.99. Fertility Friend FF Tracker also leads on ratings volume (7.4K vs 22) and update cadence (weekly vs monthly). Oona's advantage is in-app purchases (none vs 4) and review sentiment (100% vs 78%). On rating, ads, device support and iOS requirement there is nothing between them.

Fertility Friend FF Tracker is free to download; Oona costs $1.99 up front. Fertility Friend FF Tracker sells 4 one-off in-app purchases. Oona asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Fertility Friend FF Tracker against 4.9 for Oona. That said, the two scores are not equally well evidenced: Fertility Friend FF Tracker has 7.4K ratings behind it against 22, so its average is the more settled of the two. Written reviews are what separate them: 78% of Fertility Friend FF Tracker's written reviews are positive against 100% of Oona's.

Fertility Friend FF Tracker ships an update weekly, Oona monthly. Both last shipped on September 22, 2026.

## The numbers

| Metric | Fertility Friend FF Tracker | Oona |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.8 (7.4K ratings)](https://appshunter.io/ios/app/fertility-friend-ff-tracker/id443919067/reviews) | **[4.9 (22 ratings)](https://appshunter.io/ios/app/oona-ferber-method-timer/id6747005575/reviews)** |
| Number of ratings | **7.4K** | 22 |
| Positive reviews | 77.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Freemium | **Free** |
| Size | 33 MB | 36 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Tamtris Web Services Inc.](https://appshunter.io/developer/292760734) | [Thomas Pang](https://appshunter.io/developer/1819342453) |

## What reviewers say

### Fertility Friend FF Tracker

[App page](https://appshunter.io/ios/app/fertility-friend-ff-tracker/id443919067)

This app helps women track their ovulation and fertile days with advanced charting tools. It provides personalized insights into your cycle, helping you understand your fertility signs and maximize your chances of conception. Millions of women trust it for accurate cycle analysis and pregnancy tracking.

**Highlights:** Ovulation detection, Fertile window prediction, BBT and cervical fluid tracking, Period and symptom logging, Interactive fertility charts, TTC educational library, Pregnancy monitoring

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 Days VIP Membership | $10.99 | one-time |
| 90 Days VIP Membership | $21.99 | one-time |
| 1 Year VIP - Special Rate | $23.99 | one-time |
| 1 Year VIP Membership | $45.99 | one-time |

**What reviewers like**

- 🚀 Accurate predictions
- 💡 Comprehensive tracking features
- 👍 Helpful educational resources
- 🚀 Detailed data analysis
- 🚀 Customizable symptom tracking

**What reviewers complain about**

- 🐛 Frequent app crashes
- 💰 Expensive premium features
- 🔒 Privacy concerns
- 🕰️ Outdated user interface
- 🐛 Inconsistent data syncing

**Reported bugs**

- Unable to create account
- Randomly deleting custom data
- Inaccurate ovulation predictions
- Pregnancy data not transferring

**Requested features**

- Offline mode with data syncing
- Integration with Apple Health
- More affordable subscription options
- Improved community features
- Streamlined data entry process


### Oona

[App page](https://appshunter.io/ios/app/oona-ferber-method-timer/id6747005575)

Simplify sleep training with guided timers and progress tracking. This app offers step-by-step support, customizable plans, and visual charts to help parents manage their baby's sleep routines.

**Highlights:** Step-by-step sleep training support, Customizable sleep plans, Built-in timers for wait intervals, Progress tracking with visual charts, Detailed night logs and insights, Ferber method guidance

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

**In-app purchases:** none


## Frequently asked questions

### Is Fertility Friend FF Tracker free?

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

### Is Oona free?

Oona costs $1.99, with no in-app purchases.

### Which has better reviews, Fertility Friend FF Tracker or Oona?

Oona is rated higher. Fertility Friend FF Tracker averages 4.8 out of 5 from 7.4K ratings, while Oona averages 4.9 from 22 ratings.

### Do Fertility Friend FF Tracker or Oona have ads?

Neither Fertility Friend FF Tracker nor Oona shows ads.

### Which is updated more often, Fertility Friend FF Tracker or Oona?

Fertility Friend FF Tracker ships an update weekly, and Oona monthly. Most recently, Fertility Friend FF Tracker was updated on September 22, 2026 and Oona on September 22, 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.*