# RE vs Fasted Harmony

The clearest difference is in-app purchases: RE at none against Fasted Harmony's 2. RE also leads on update cadence (daily vs every 10 days). Fasted Harmony's advantage is iOS requirement (16.6 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Fasted Harmony sells 2 in-app purchases, starting at $4.99 per month. RE asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for RE against 5.0 for Fasted Harmony. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

RE ships an update daily, Fasted Harmony every 10 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | RE | Fasted Harmony |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/reset/id6748108231/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/fasted-harmony-cycle-syncing/id6763795183/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 10 days |
| Monetization | **Free** | Freemium |
| Size | 877 MB | 134 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Oceano Cervantes](https://appshunter.io/developer/1824367953) | [Larvotto Ventures LLC](https://appshunter.io/developer/1892090570) |

## What reviewers say

### RE

[App page](https://appshunter.io/ios/app/reset/id6748108231)

This app guides users through multi-day fasting with structured support. It tracks hydration, monitors progress with timely alerts, and offers encouragement to maintain accountability from preparation to refeeding.

**Highlights:** Guided hydration schedule, Smart milestone notifications, Realtime timer and hour tracking, Encouragement system, Badge system for completions, Reset and restart functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 RE free?

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

### Is Fasted Harmony free?

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

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

RE and Fasted Harmony are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do RE or Fasted Harmony have ads?

Neither RE nor Fasted Harmony shows ads.

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

RE ships an update daily, and Fasted Harmony every 10 days. Most recently, RE was updated on November 5, 2026 and Fasted Harmony on November 5, 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.*