# noovu vs Four Phases

The clearest difference is in-app purchases: noovu at none against Four Phases's 2. Four Phases's advantage is update cadence (every 3 days vs fortnightly) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Four Phases sells 2 in-app purchases, starting at $9.00 per month. noovu asks for nothing beyond the download.

noovu ships an update fortnightly, Four Phases every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | noovu | Four Phases |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/four-phases/id6810847869/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 2 MB | 17 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Tatiana Mazurenok](https://appshunter.io/developer/6807120612) | [Voreli AI LLC](https://appshunter.io/developer/6810836178) |

## What reviewers say

### noovu

[App page](https://appshunter.io/ios/app/noovu/id6807120610)

**In-app purchases:** none


### Four Phases

[App page](https://appshunter.io/ios/app/four-phases/id6810847869)

This app helps partners understand and support individuals through their monthly cycle. It provides daily insights into hormonal phases, actionable advice from an AI coach, and resources for better communication and care.

**Highlights:** Daily phase view, AI Coach daily brief, Coach chat and toolkit, Per-phase guides, Color-coded calendar, Phase transition reminders, Optional Live Sync

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Four Phases Pro | $9.00 | per month |
| Four Phases Pro Annual | $89.99 | per year |


## Frequently asked questions

### Is noovu free?

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

### Is Four Phases free?

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

### Do noovu or Four Phases have ads?

Neither noovu nor Four Phases shows ads.

### Which is updated more often, noovu or Four Phases?

noovu ships an update fortnightly, and Four Phases every 3 days. Most recently, noovu was updated on October 31, 2026 and Four Phases 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.*