# BrightOak vs FourthTri

The clearest difference is in-app purchases: BrightOak at none against FourthTri's 1. BrightOak also leads on iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. FourthTri sells 1 one-off in-app purchase. BrightOak asks for nothing beyond the download.

## The numbers

| Metric | BrightOak | FourthTri |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/brightoak/id6766616156/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 11 days |
| Monetization | Free | — |
| Size | 185 MB | 6 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [BrightOak Fertility, LLC](https://appshunter.io/developer/1896307799) | [InnovaLabWorks](https://appshunter.io/developer/1888514726) |

## What reviewers say

### BrightOak

[App page](https://appshunter.io/ios/app/brightoak/id6766616156)

This app provides comprehensive support for women's health, covering cycle tracking, fertility, pregnancy, and postpartum. It offers tools for organization, education, and access to professional support services to empower users throughout their reproductive journey.

**Highlights:** Cycle tracking, Fertility window tracking, Medication and injection management, Appointment scheduling, Educational resources, In-home injection support, Support provider connections

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

**In-app purchases:** none


### FourthTri

[App page](https://appshunter.io/ios/app/fourthtri-postpartum/id6792523331)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $49.99 | one-time |


## Frequently asked questions

### Is BrightOak free?

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

### Is FourthTri free?

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

### Do BrightOak or FourthTri have ads?

Neither BrightOak nor FourthTri shows ads.

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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.*