# Phases vs Flowly

Phases and Flowly are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Phases sells 3 in-app purchases, starting at $5.99 per 7 days and Flowly sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Phases ships an update fortnightly, Flowly every 10 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Phases | Flowly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/phases-cycle-syncing/id6758553763/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Freemium | Freemium |
| Size | 39 MB | 13 MB |
| Requires iOS | 17.6 | **17** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Nuno Lopes](https://appshunter.io/developer/1802013711) | [HOOROO NETWORK PTE. LTD.](https://appshunter.io/developer/1861714013) |

## What reviewers say

### Phases

[App page](https://appshunter.io/ios/app/phases-cycle-syncing/id6758553763)

This app helps you understand and align your lifestyle with your natural hormonal phases. It provides insights into mood, energy, and cycle predictions to optimize productivity and self-care.

**Highlights:** Smart period and cycle tracking, Daily cycle syncing advice, Mood and energy insights logging, HealthKit integration, Irregular cycle support, On-device data privacy, Home and Lock Screen widgets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Phases Pro Weekly | $5.99 | per 7 days |
| Monthly Subscription | $5.99 | per month |
| Phases Pro Annual | $29.99 | per year |


### Flowly

[App page](https://appshunter.io/ios/app/flowly-cycle-and-period-tracker/id6761820293)

This app tracks your menstrual cycle, integrating biometric data like HRV and sleep from your Apple Watch to predict cognitive peaks, energy windows, and recovery needs. It offers personalized daily recommendations for work, nutrition, and movement based on your cycle phase.

**Highlights:** Predicts periods and cognitive peaks, Integrates Apple Watch HRV and sleep data, Personalized daily action recommendations, Tracks symptoms, mood, and energy, 5-dimension cognitive performance forecast, Privacy-focused local data storage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro · Monthly | $2.99 | per month |
| Pro · Annual | $17.99 | per year |


## Frequently asked questions

### Is Phases free?

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

### Is Flowly free?

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

### Do Phases or Flowly have ads?

Neither Phases nor Flowly shows ads.

### Which is updated more often, Phases or Flowly?

Phases ships an update fortnightly, and Flowly every 10 days. Most recently, Phases was updated on October 31, 2026 and Flowly on October 31, 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.*