# MoonFlow vs Herflow

The clearest difference is in-app purchases: Herflow at none against MoonFlow's 3. Herflow also leads on iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. MoonFlow sells 3 in-app purchases, starting at $3.99 per month. Herflow asks for nothing beyond the download.

## The numbers

| Metric | MoonFlow | Herflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/moonflow-period-tracker-cycle/id6756520833/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Freemium | — |
| Size | 176 MB | 71 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Tarik Murat Islam](https://appshunter.io/developer/1861137277) | [Huyen Thuong Nguyen Thi](https://appshunter.io/developer/6781315761) |

## What reviewers say

### MoonFlow

[App page](https://appshunter.io/ios/app/moonflow-period-tracker-cycle/id6756520833)

This app helps you track your menstrual cycle, ovulation, and pregnancy with a focus on privacy. It offers accurate predictions, daily logging of symptoms, and a pregnancy mode. All your data is stored locally on your device, ensuring it's never shared or sold.

**Highlights:** Accurate period and ovulation predictions, Daily symptom and mood logging, Pregnancy mode with week-by-week development, 100% offline data storage, App lock with PIN or biometrics, Stealth mode for calculator disguise, Data export to file

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $3.99 | per month |
| Annual Premium | $29.99 | per year |
| Lifetime Access | $79.99 | one-time |


### Herflow

[App page](https://appshunter.io/ios/app/herflow/id6781315759)

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

**In-app purchases:** none


## Frequently asked questions

### Is MoonFlow free?

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

### Is Herflow free?

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

### Do MoonFlow or Herflow have ads?

Neither MoonFlow nor Herflow 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.*