# Intermittent vs Fasting Center

The clearest difference is update cadence: Fasting Center at every 3 days against Intermittent's every 10 days. Intermittent's advantage is iOS requirement (13.0 vs 15.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Intermittent holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 48 and 24 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Intermittent ships an update every 10 days, Fasting Center every 3 days. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Intermittent | Fasting Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (48 ratings)](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6767781311/reviews)** | [4.8 (24 ratings)](https://appshunter.io/ios/app/fasting-center/id6780227473/reviews) |
| Number of ratings | **48** | 24 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 3 days** |
| Monetization | Free | Free |
| Size | 39 MB | 48 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 17+ | 12+ |
| Developer | [Rohit Kumar](https://appshunter.io/developer/1896508140) | [Andrey Titov](https://appshunter.io/developer/6780227475) |

## What reviewers say

### Intermittent

[App page](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6767781311)

This app tracks your fasting progress by showing real-time biological phases like ketosis and autophagy. It provides science-backed explanations for each stage and supports various fasting protocols without requiring an account or subscription.

**Highlights:** Real-time biological phase tracking (Fed, Lipolysis, Ketosis, Autophagy), Support for multiple fasting protocols (12:12 to 72-hour fasts), Free science library with cited primary sources, Adaptive hydration target, Weight and progress tracking with trend analysis, Private sharing circle with applause-only responses, Home screen widget and cross-device sync

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

**In-app purchases:** none


### Fasting Center

[App page](https://appshunter.io/ios/app/fasting-center/id6780227473)

Plan extended fasts with personalized projections. Input your body stats and desired duration to estimate weight change, fat loss, and energy use. This data-driven tool provides a clear starting point for your fasting journey.

**Highlights:** Personalized fast planning, Extended fast duration options, Projected weight change, Estimated fat loss, Energy use projection, Data-driven starting point

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

**In-app purchases:** none


## Frequently asked questions

### Is Intermittent free?

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

### Is Fasting Center free?

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

### Which has better reviews, Intermittent or Fasting Center?

Intermittent is rated higher. Intermittent averages 5.0 out of 5 from 48 ratings, while Fasting Center averages 4.8 from 24 ratings.

### Do Intermittent or Fasting Center have ads?

Neither Intermittent nor Fasting Center shows ads.

### Which is updated more often, Intermittent or Fasting Center?

Intermittent ships an update every 10 days, and Fasting Center every 3 days. Most recently, Intermittent was updated on October 22, 2026 and Fasting Center on October 23, 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.*