# Intermittent vs Fasting Center

The clearest difference is update cadence: Fasting Center at every 3 days against Intermittent's every 2 weeks. Intermittent's advantage is rating (5.0 vs 4.8). On price, review sentiment, ratings volume and ads 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 25 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Intermittent ships an update every 2 weeks, Fasting Center every 3 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Intermittent | Fasting Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (48 ratings)](https://appshunter.io/ios/app/intermittent-fasting-timer/id6767781311/reviews)** | [4.8 (25 ratings)](https://appshunter.io/ios/app/fasting-center-fast-tracker/id6780227473/reviews) |
| Number of ratings | **48** | 25 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free | Free |
| Size | 47 MB | 49 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 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-timer/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-fast-tracker/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 25 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 2 weeks, and Fasting Center every 3 days. Most recently, Intermittent was updated on October 28, 2026 and Fasting Center on October 28, 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.*