# Flowww vs Nisaa

The clearest difference is in-app purchases: Nisaa at none against Flowww's 2. Nisaa also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Flowww sells 2 in-app purchases, starting at $0.99 per month. Nisaa asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 15, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Flowww | Nisaa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flowww-cycle-support/id6761602866/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 104 MB | 22 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Pablo Peillard](https://appshunter.io/developer/820246535) | [Sussex Endocrine Clinic Ltd](https://appshunter.io/developer/1830882682) |

## What reviewers say

### Flowww

[App page](https://appshunter.io/ios/app/flowww-cycle-support/id6761602866)

This app helps partners understand and support their significant other's menstrual cycle. It provides daily insights into hormonal phases, mood shifts, and actionable advice on what to say, do, and avoid. Features include AI-powered coaching and personalized daily check-ins for improved accuracy.

**Highlights:** Cycle phase estimation, Daily actionable advice, Vibe meter tracking, AI-powered relationship coach, Local data storage, Daily check-ins

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flowww Pro Monthly | $0.99 | per month |
| Flowww Pro Monthly | $9.99 | per year |


### Nisaa

[App page](https://appshunter.io/ios/app/nisaa/id6772802488)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flowww free?

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

### Is Nisaa free?

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

### Do Flowww or Nisaa have ads?

Flowww shows ads; Nisaa does not.

### Which is updated more often, Flowww or Nisaa?

Flowww ships an update every 2 months, and Nisaa every 2 months. Most recently, Flowww was updated on September 15, 2026 and Nisaa on September 18, 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.*