# Fasting Tracker App vs Fasting Center

The clearest difference is in-app purchases: Fasting Center at none against Fasting Tracker App's 3. Fasting Center also leads on ads (none vs shown) and update cadence (every 3 days vs every 6 days). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Fasting Tracker App sells 3 in-app purchases, starting at $29.99 per year. Fasting Center asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Fasting Tracker App against 4.8 for Fasting Center. Both are backed by a comparable volume of ratings — 15 and 25 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Fasting Tracker App ships an update every 6 days, Fasting Center every 3 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Fasting Tracker App | Fasting Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (15 ratings)](https://appshunter.io/ios/app/fasting-tracker-app-flint/id6753586115/reviews)** | [4.8 (25 ratings)](https://appshunter.io/ios/app/fasting-center-fast-tracker/id6780227473/reviews) |
| Number of ratings | 15 | **25** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | **Every 3 days** |
| Monetization | Freemium | **Free** |
| Size | 36 MB | 49 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 17+ | 12+ |
| Developer | [Alma Street Ventures](https://appshunter.io/developer/1688933705) | [Andrey Titov](https://appshunter.io/developer/6780227475) |

## What reviewers say

### Fasting Tracker App

[App page](https://appshunter.io/ios/app/fasting-tracker-app-flint/id6753586115)

This app helps you track intermittent fasting with a visual timer and personalized insights. It guides you through fasting phases, logs your daily habits, and offers tools to manage hunger. Unlock advanced analytics and recommendations with a Pro subscription.

**Highlights:** Smart fasting timer with custom protocols, Track metabolic milestones (ketosis, autophagy), Comprehensive diary for mood, energy, and hunger, AI-powered personalized insights, Streaks and achievements for motivation, Hunger management coping tools

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flint Pro | $29.99 | per year |
| Flint Plus | $39.99 | per year |
| Flint Plus | $49.99 | per year |


### 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 Fasting Tracker App free?

Fasting Tracker App is free to download, with in-app purchases available.

### Is Fasting Center free?

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

### Which has better reviews, Fasting Tracker App or Fasting Center?

Fasting Tracker App is rated higher. Fasting Tracker App averages 4.9 out of 5 from 15 ratings, while Fasting Center averages 4.8 from 25 ratings.

### Do Fasting Tracker App or Fasting Center have ads?

Fasting Tracker App shows ads; Fasting Center does not.

### Which is updated more often, Fasting Tracker App or Fasting Center?

Fasting Tracker App ships an update every 6 days, and Fasting Center every 3 days. Most recently, Fasting Tracker App was updated on October 25, 2026 and Fasting Center on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*