# Soso vs Fasted Harmony

The clearest difference is monetization model: Soso at free against Fasted Harmony's freemium. Soso also leads on ratings volume (763 vs 1) and device support (4 vs 2). Fasted Harmony's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Soso sells 5 in-app purchases, starting at $9.99 per month and Fasted Harmony sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Fasted Harmony holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Soso has 763 ratings behind it against 1, so its average is the more settled of the two.

Soso ships an update every 9 days, Fasted Harmony every 2 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Soso | Fasted Harmony |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (763 ratings)](https://appshunter.io/ios/app/soso-first-period-tracker/id6757295825/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fasted-harmony-cycle-syncing/id6763795183/reviews)** |
| Number of ratings | **763** | 1 |
| Positive reviews | 94.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | **Free** | Freemium |
| Size | 76 MB | 134 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Beyond Analytics Ltda](https://appshunter.io/developer/1707208777) | [Larvotto Ventures LLC](https://appshunter.io/developer/1892090570) |

## What reviewers say

### Soso

[App page](https://appshunter.io/ios/app/soso-first-period-tracker/id6757295825)

This app helps young individuals and their parents understand and track menstrual cycles. It offers clear, age-appropriate information, gentle daily check-ins, and optional mood logging in a safe, private environment.

**Highlights:** Age-appropriate cycle education, Visual period logging, Daily gentle check-ins, Optional mood and symptom tracking, Parent-guided conversations, Private by design

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Soso Plus: Monthly | $9.99 | per month |
| Soso Plus: Monthly | $9.99 | per month |
| Soso Plus: Yearly | $49.99 | per year |
| Soso Plus: Yearly | $49.99 | per year |
| First Period Prediction | $9.99 | one-time |


### Fasted Harmony

[App page](https://appshunter.io/ios/app/fasted-harmony-cycle-syncing/id6763795183)

This app syncs intermittent fasting windows with your menstrual cycle, optimizing fasting times based on hormonal phases. It offers cycle tracking, symptom logging, and AI-powered guidance to help you fast smarter and achieve better results.

**Highlights:** Phase-specific fasting windows (12-18 hrs), Smart cycle tracking with predictions, AI Hormone Coach for personalized guidance, Symptom, mood, and energy logging, Weight trends overlaid on cycle phases, CSV data export

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $45.99 | per year |


## Frequently asked questions

### Is Soso free?

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

### Is Fasted Harmony free?

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

### Which has better reviews, Soso or Fasted Harmony?

Fasted Harmony is rated higher. Soso averages 4.7 out of 5 from 763 ratings, while Fasted Harmony averages 5.0 from 1 ratings.

### Do Soso or Fasted Harmony have ads?

Neither Soso nor Fasted Harmony shows ads.

### Which is updated more often, Soso or Fasted Harmony?

Soso ships an update every 9 days, and Fasted Harmony every 2 weeks. Most recently, Soso was updated on October 24, 2026 and Fasted Harmony on October 14, 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.*